Vytis Banaitis
Tim Graham
parent
888c1e9bfe
commit
d1bab24e01
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@ -283,10 +283,7 @@ def lookup_field(name, obj, model_admin=None):
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if callable(name):
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attr = name
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value = attr(obj)
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elif (model_admin is not None and
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hasattr(model_admin, name) and
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not name == '__str__' and
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not name == '__unicode__'):
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elif model_admin is not None and hasattr(model_admin, name) and name != '__str__':
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attr = getattr(model_admin, name)
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value = attr(obj)
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else:
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@ -84,10 +84,8 @@ def create_permissions(app_config, verbosity=2, interactive=True, using=DEFAULT_
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def get_system_username():
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"""
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Try to determine the current system user's username.
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:returns: The username as a unicode string, or an empty string if the
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username could not be determined.
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Return the current system user's username, or an empty string if the
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username could not be determined.
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"""
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try:
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result = getpass.getuser()
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@ -11,8 +11,8 @@ class GeoFeedMixin:
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def georss_coords(self, coords):
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"""
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In GeoRSS coordinate pairs are ordered by lat/lon and separated by
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a single white space. Given a tuple of coordinates, this will return
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a unicode GeoRSS representation.
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a single white space. Given a tuple of coordinates, return a string
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GeoRSS representation.
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"""
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return ' '.join('%f %f' % (coord[1], coord[0]) for coord in coords)
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@ -74,7 +74,7 @@ class Command(BaseCommand):
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)
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parser.add_argument(
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'--name-field', dest='name_field',
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help='Specifies a field name to return for the `__unicode__`/`__str__` function.',
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help='Specifies a field name to return for the __str__() method.',
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)
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parser.add_argument(
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'--no-imports', action='store_false', dest='imports', default=True,
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@ -92,7 +92,7 @@ def ogrinspect(*args, **kwargs):
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`multi_geom` => Boolean (default: False) - specify as multigeometry.
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`name_field` => String - specifies a field name to return for the
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`__unicode__`/`__str__` function (which will be generated if specified).
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__str__() method (which will be generated if specified).
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`imports` => Boolean (default: True) - set to False to omit the
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`from django.contrib.gis.db import models` code from the
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@ -20,7 +20,7 @@ class Message:
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def _prepare(self):
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"""
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Prepares the message for serialization by forcing the ``message``
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and ``extra_tags`` to unicode in case they are lazy translations.
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and ``extra_tags`` to str in case they are lazy translations.
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Known "safe" types (None, int, etc.) are not converted (see Django's
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``force_text`` implementation for details).
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@ -164,7 +164,7 @@ class WSGIHandler(base.BaseHandler):
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def get_path_info(environ):
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"""
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Returns the HTTP request's PATH_INFO as a unicode string.
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Return the HTTP request's PATH_INFO as a string.
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"""
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path_info = get_bytes_from_wsgi(environ, 'PATH_INFO', '/')
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@ -207,8 +207,8 @@ class EmailMessage:
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Initialize a single email message (which can be sent to multiple
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recipients).
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All strings used to create the message can be unicode strings
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(or UTF-8 bytestrings). The SafeMIMEText class will handle any
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All string arguments used to create the message can be strings
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or UTF-8 bytestrings. The SafeMIMEText class will handle any
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necessary encoding conversions.
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"""
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if to:
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@ -425,8 +425,8 @@ class EmailMultiAlternatives(EmailMessage):
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Initialize a single email message (which can be sent to multiple
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recipients).
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All strings used to create the message can be unicode strings (or UTF-8
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bytestrings). The SafeMIMEText class will handle any necessary encoding
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All string arguments used to create the message can be strings or UTF-8
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bytestrings. The SafeMIMEText class will handle any necessary encoding
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conversions.
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"""
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super().__init__(
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@ -133,8 +133,8 @@ def loads(s, key=None, salt='django.core.signing', serializer=JSONSerializer, ma
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The serializer is expected to accept a bytestring.
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"""
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# TimestampSigner.unsign always returns unicode but base64 and zlib
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# compression operate on bytes.
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# TimestampSigner.unsign() returns str but base64 and zlib compression
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# operate on bytes.
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base64d = force_bytes(TimestampSigner(key, salt=salt).unsign(s, max_age=max_age))
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decompress = False
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if base64d[:1] == b'.':
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@ -71,7 +71,7 @@ class RegexValidator:
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@deconstructible
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class URLValidator(RegexValidator):
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ul = '\u00a1-\uffff' # unicode letters range (must be a unicode string, not a raw string)
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ul = '\u00a1-\uffff' # unicode letters range (must not be a raw string)
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# IP patterns
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ipv4_re = r'(?:25[0-5]|2[0-4]\d|[0-1]?\d?\d)(?:\.(?:25[0-5]|2[0-4]\d|[0-1]?\d?\d)){3}'
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@ -526,7 +526,7 @@ class CursorIterator:
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def _rowfactory(row, cursor):
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# Cast numeric values as the appropriate Python type based upon the
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# cursor description, and convert strings to unicode.
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# cursor description.
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casted = []
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for value, desc in zip(row, cursor.description):
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if value is not None and desc[1] is Database.NUMBER:
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@ -366,7 +366,7 @@ class Field(RegisterLookupMixin):
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Note that the positional or keyword arguments must contain values of the
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following types (including inner values of collection types):
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* None, bool, str, unicode, int, long, float, complex, set, frozenset, list, tuple, dict
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* None, bool, str, int, float, complex, set, frozenset, list, tuple, dict
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* UUID
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* datetime.datetime (naive), datetime.date
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* top-level classes, top-level functions - will be referenced by their full import path
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@ -314,7 +314,7 @@ class FileField(Field):
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# needed because we need to consume values that are also sane for a
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# regular (non Model-) Form to find in its cleaned_data dictionary.
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if data is not None:
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# This value will be converted to unicode and stored in the
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# This value will be converted to str and stored in the
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# database, so leaving False as-is is not acceptable.
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if not data:
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data = ''
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@ -229,7 +229,7 @@ class CharField(Field):
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self.validators.append(validators.MaxLengthValidator(int(max_length)))
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def to_python(self, value):
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"Returns a Unicode object."
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"Returns a string."
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if value in self.empty_values:
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return self.empty_value
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value = force_text(value)
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@ -799,7 +799,7 @@ class ChoiceField(Field):
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choices = property(_get_choices, _set_choices)
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def to_python(self, value):
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"Returns a Unicode object."
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"Return a string."
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if value in self.empty_values:
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return ''
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return force_text(value)
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@ -200,9 +200,7 @@ class Widget(metaclass=MediaDefiningClass):
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return context
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def render(self, name, value, attrs=None, renderer=None):
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"""
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Returns this Widget rendered as HTML, as a Unicode string.
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"""
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"""Render the widget as an HTML string."""
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context = self.get_context(name, value, attrs)
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return self._render(self.template_name, context, renderer)
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@ -651,7 +651,7 @@ def parse_header(line):
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"""
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Parse the header into a key-value.
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Input (line): bytes, output: unicode for key/name, bytes for value which
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Input (line): bytes, output: str for key/name, bytes for values which
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will be decoded later.
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"""
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plist = _parse_header_params(b';' + line)
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@ -354,7 +354,7 @@ class QueryDict(MultiValueDict):
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will always return a mutable copy.
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Both keys and values set on this class are converted from the given encoding
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(DEFAULT_CHARSET by default) to unicode.
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(DEFAULT_CHARSET by default) to str.
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"""
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# These are both reset in __init__, but is specified here at the class
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@ -153,8 +153,10 @@ class Template:
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try:
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template_string = force_text(template_string)
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except UnicodeDecodeError:
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raise TemplateEncodingError("Templates can only be constructed "
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"from unicode or UTF-8 strings.")
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raise TemplateEncodingError(
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"Templates can only be constructed from strings or UTF-8 "
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"bytestrings."
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)
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# If Template is instantiated directly rather than from an Engine and
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# exactly one Django template engine is configured, use that engine.
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# This is required to preserve backwards-compatibility for direct use
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@ -270,7 +272,7 @@ class Template:
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bottom = min(total, line + 1 + context_lines)
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# In some rare cases exc_value.args can be empty or an invalid
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# unicode string.
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# string.
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try:
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message = force_text(exception.args[0])
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except (IndexError, UnicodeDecodeError):
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@ -980,8 +982,8 @@ class TextNode(Node):
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def render_value_in_context(value, context):
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"""
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Converts any value to a string to become part of a rendered template. This
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means escaping, if required, and conversion to a unicode object. If value
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is a string, it is expected to have already been translated.
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means escaping, if required, and conversion to a string. If value is a
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string, it's expected to already be translated.
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"""
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value = template_localtime(value, use_tz=context.use_tz)
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value = localize(value, use_l10n=context.use_l10n)
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@ -33,9 +33,8 @@ register = Library()
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def stringfilter(func):
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"""
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Decorator for filters which should only receive unicode objects. The object
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passed as the first positional argument will be converted to a unicode
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object.
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Decorator for filters which should only receive strings. The object
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passed as the first positional argument will be converted to a string.
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"""
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def _dec(*args, **kwargs):
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if args:
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@ -471,7 +470,7 @@ def safe(value):
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def safeseq(value):
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"""
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A "safe" filter for sequences. Marks each element in the sequence,
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individually, as safe, after converting them to unicode. Returns a list
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individually, as safe, after converting them to strings. Returns a list
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with the results.
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"""
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return [mark_safe(force_text(obj)) for obj in value]
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@ -594,16 +594,9 @@ def strip_quotes(want, got):
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s = s.strip()
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return len(s) >= 2 and s[0] == s[-1] and s[0] in ('"', "'")
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def is_quoted_unicode(s):
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s = s.strip()
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return len(s) >= 3 and s[0] == 'u' and s[1] == s[-1] and s[1] in ('"', "'")
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if is_quoted_string(want) and is_quoted_string(got):
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want = want.strip()[1:-1]
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got = got.strip()[1:-1]
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elif is_quoted_unicode(want) and is_quoted_unicode(got):
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want = want.strip()[2:-1]
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got = got.strip()[2:-1]
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return want, got
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@ -85,9 +85,7 @@ class TimeFormat(Formatter):
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try:
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if hasattr(self.data, 'tzinfo') and self.data.tzinfo:
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# Have to use tzinfo.tzname and not datetime.tzname
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# because datatime.tzname does not expect Unicode
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return self.data.tzinfo.tzname(self.data) or ""
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return self.data.tzname() or ''
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except NotImplementedError:
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pass
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return ""
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@ -24,8 +24,8 @@ python_2_unicode_compatible = six.python_2_unicode_compatible
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def smart_text(s, encoding='utf-8', strings_only=False, errors='strict'):
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"""
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Returns a text object representing 's' -- unicode on Python 2 and str on
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Python 3. Treats bytestrings using the 'encoding' codec.
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Return a string representing 's'. Treat bytestrings using the 'encoding'
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codec.
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If strings_only is True, don't convert (some) non-string-like objects.
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"""
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@ -78,9 +78,9 @@ def force_text(s, encoding='utf-8', strings_only=False, errors='strict'):
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else:
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# If we get to here, the caller has passed in an Exception
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# subclass populated with non-ASCII bytestring data without a
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# working unicode method. Try to handle this without raising a
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# working __str__() method. Try to handle this without raising a
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# further exception by individually forcing the exception args
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# to unicode.
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# to strings.
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s = ' '.join(force_text(arg, encoding, strings_only, errors)
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for arg in s)
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return s
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@ -186,7 +186,7 @@ def uri_to_iri(uri):
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This is the algorithm from section 3.2 of RFC 3987.
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Takes an URI in ASCII bytes (e.g. '/I%20%E2%99%A5%20Django/') and returns
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unicode containing the encoded result (e.g. '/I \xe2\x99\xa5 Django/').
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a string containing the encoded result (e.g. '/I \xe2\x99\xa5 Django/').
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"""
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if uri is None:
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return uri
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@ -231,7 +231,7 @@ def filepath_to_uri(path):
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"""Convert a file system path to a URI portion that is suitable for
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inclusion in a URL.
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We are assuming input is either UTF-8 or unicode already.
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Assume the input is either UTF-8 bytes or a string.
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This method will encode certain chars that would normally be recognized as
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special chars for URIs. Note that this method does not encode the '
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@ -84,25 +84,25 @@ class SyndicationFeed:
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def __init__(self, title, link, description, language=None, author_email=None,
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author_name=None, author_link=None, subtitle=None, categories=None,
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feed_url=None, feed_copyright=None, feed_guid=None, ttl=None, **kwargs):
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def to_unicode(s):
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def to_str(s):
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return force_text(s, strings_only=True)
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if categories:
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categories = [force_text(c) for c in categories]
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if ttl is not None:
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# Force ints to unicode
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# Force ints to str
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ttl = force_text(ttl)
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self.feed = {
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'title': to_unicode(title),
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'title': to_str(title),
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'link': iri_to_uri(link),
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'description': to_unicode(description),
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'language': to_unicode(language),
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'author_email': to_unicode(author_email),
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'author_name': to_unicode(author_name),
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'description': to_str(description),
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'language': to_str(language),
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'author_email': to_str(author_email),
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'author_name': to_str(author_name),
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'author_link': iri_to_uri(author_link),
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'subtitle': to_unicode(subtitle),
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'subtitle': to_str(subtitle),
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'categories': categories or (),
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'feed_url': iri_to_uri(feed_url),
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'feed_copyright': to_unicode(feed_copyright),
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'feed_copyright': to_str(feed_copyright),
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'id': feed_guid or link,
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'ttl': ttl,
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}
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@ -114,33 +114,32 @@ class SyndicationFeed:
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unique_id=None, unique_id_is_permalink=None, categories=(),
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item_copyright=None, ttl=None, updateddate=None, enclosures=None, **kwargs):
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"""
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Adds an item to the feed. All args are expected to be Python Unicode
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objects except pubdate and updateddate, which are datetime.datetime
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objects, and enclosures, which is an iterable of instances of the
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Enclosure class.
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Add an item to the feed. All args are expected to be strings except
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pubdate and updateddate, which are datetime.datetime objects, and
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enclosures, which is an iterable of instances of the Enclosure class.
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"""
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def to_unicode(s):
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def to_str(s):
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return force_text(s, strings_only=True)
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if categories:
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categories = [to_unicode(c) for c in categories]
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categories = [to_str(c) for c in categories]
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if ttl is not None:
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# Force ints to unicode
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# Force ints to str
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ttl = force_text(ttl)
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item = {
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'title': to_unicode(title),
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'title': to_str(title),
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'link': iri_to_uri(link),
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'description': to_unicode(description),
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'author_email': to_unicode(author_email),
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'author_name': to_unicode(author_name),
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'description': to_str(description),
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'author_email': to_str(author_email),
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'author_name': to_str(author_name),
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'author_link': iri_to_uri(author_link),
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'pubdate': pubdate,
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'updateddate': updateddate,
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'comments': to_unicode(comments),
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'unique_id': to_unicode(unique_id),
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'comments': to_str(comments),
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'unique_id': to_str(unique_id),
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'unique_id_is_permalink': unique_id_is_permalink,
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'enclosures': enclosures,
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'categories': categories or (),
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'item_copyright': to_unicode(item_copyright),
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'item_copyright': to_str(item_copyright),
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'ttl': ttl,
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}
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item.update(kwargs)
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@ -212,7 +211,7 @@ class SyndicationFeed:
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class Enclosure:
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"Represents an RSS enclosure"
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def __init__(self, url, length, mime_type):
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"All args are expected to be Python Unicode objects"
|
||||
"All args are expected to be strings"
|
||||
self.length, self.mime_type = length, mime_type
|
||||
self.url = iri_to_uri(url)
|
||||
|
||||
|
|
|
|||
|
|
@ -26,7 +26,7 @@ class SafeBytes(bytes, SafeData):
|
|||
def __add__(self, rhs):
|
||||
"""
|
||||
Concatenating a safe byte string with another safe byte string or safe
|
||||
unicode string is safe. Otherwise, the result is no longer safe.
|
||||
string is safe. Otherwise, the result is no longer safe.
|
||||
"""
|
||||
t = super().__add__(rhs)
|
||||
if isinstance(rhs, SafeText):
|
||||
|
|
@ -37,9 +37,8 @@ class SafeBytes(bytes, SafeData):
|
|||
|
||||
def _proxy_method(self, *args, **kwargs):
|
||||
"""
|
||||
Wrap a call to a normal unicode method up so that we return safe
|
||||
results. The method that is being wrapped is passed in the 'method'
|
||||
argument.
|
||||
Wrap a call to a normal bytes method up so that the result is safe.
|
||||
The method that is being wrapped is passed in the 'method' argument.
|
||||
"""
|
||||
method = kwargs.pop('method')
|
||||
data = method(self, *args, **kwargs)
|
||||
|
|
@ -58,8 +57,8 @@ class SafeText(str, SafeData):
|
|||
"""
|
||||
def __add__(self, rhs):
|
||||
"""
|
||||
Concatenating a safe unicode string with another safe byte string or
|
||||
safe unicode string is safe. Otherwise, the result is no longer safe.
|
||||
Concatenating a safe string with another safe byte string or
|
||||
safe string is safe. Otherwise, the result is no longer safe.
|
||||
"""
|
||||
t = super().__add__(rhs)
|
||||
if isinstance(rhs, SafeData):
|
||||
|
|
@ -68,9 +67,8 @@ class SafeText(str, SafeData):
|
|||
|
||||
def _proxy_method(self, *args, **kwargs):
|
||||
"""
|
||||
Wrap a call to a normal unicode method up so that we return safe
|
||||
results. The method that is being wrapped is passed in the 'method'
|
||||
argument.
|
||||
Wrap a call to a normal str method up so that the result is safe.
|
||||
The method that is being wrapped is passed in the 'method' argument.
|
||||
"""
|
||||
method = kwargs.pop('method')
|
||||
data = method(self, *args, **kwargs)
|
||||
|
|
|
|||
|
|
@ -230,7 +230,7 @@ def get_valid_filename(s):
|
|||
"""
|
||||
Returns the given string converted to a string that can be used for a clean
|
||||
filename. Specifically, leading and trailing spaces are removed; other
|
||||
spaces are converted to underscores; and anything that is not a unicode
|
||||
spaces are converted to underscores; and anything that is not an
|
||||
alphanumeric, dash, underscore, or dot, is removed.
|
||||
>>> get_valid_filename("john's portrait in 2004.jpg")
|
||||
'johns_portrait_in_2004.jpg'
|
||||
|
|
|
|||
|
|
@ -54,8 +54,7 @@ def templatize(src, origin=None, charset='utf-8'):
|
|||
comment = []
|
||||
lineno_comment_map = {}
|
||||
comment_lineno_cache = None
|
||||
# Adding the u prefix allows gettext to recognize the Unicode string
|
||||
# (#26093).
|
||||
# Adding the u prefix allows gettext to recognize the string (#26093).
|
||||
raw_prefix = 'u'
|
||||
|
||||
def join_tokens(tokens, trim=False):
|
||||
|
|
|
|||
|
|
@ -337,7 +337,7 @@ def pgettext(context, message):
|
|||
result = ugettext(msg_with_ctxt)
|
||||
if CONTEXT_SEPARATOR in result:
|
||||
# Translation not found
|
||||
# force unicode, because lazy version expects unicode
|
||||
# force str, because the lazy version expects str.
|
||||
result = force_text(message)
|
||||
return result
|
||||
|
||||
|
|
|
|||
|
|
@ -263,7 +263,7 @@ class ExceptionReporter:
|
|||
frame_vars = []
|
||||
for k, v in frame['vars']:
|
||||
v = pprint(v)
|
||||
# The force_escape filter assume unicode, make sure that works
|
||||
# The force_escape filter assumes str, make sure that works
|
||||
if isinstance(v, bytes):
|
||||
v = v.decode('utf-8', 'replace') # don't choke on non-utf-8 input
|
||||
# Trim large blobs of data
|
||||
|
|
@ -360,7 +360,7 @@ class ExceptionReporter:
|
|||
return None, [], None, []
|
||||
|
||||
# If we just read the source from a file, or if the loader did not
|
||||
# apply tokenize.detect_encoding to decode the source into a Unicode
|
||||
# apply tokenize.detect_encoding to decode the source into a
|
||||
# string, then we should do that ourselves.
|
||||
if isinstance(source[0], bytes):
|
||||
encoding = 'ascii'
|
||||
|
|
|
|||
|
|
@ -305,7 +305,7 @@ the :meth:`~BaseCommand.handle` method must be implemented.
|
|||
|
||||
The actual logic of the command. Subclasses must implement this method.
|
||||
|
||||
It may return a Unicode string which will be printed to ``stdout`` (wrapped
|
||||
It may return a string which will be printed to ``stdout`` (wrapped
|
||||
by ``BEGIN;`` and ``COMMIT;`` if :attr:`output_transaction` is ``True``).
|
||||
|
||||
.. method:: BaseCommand.check(app_configs=None, tags=None, display_num_errors=False)
|
||||
|
|
|
|||
|
|
@ -188,12 +188,11 @@ Filters and auto-escaping
|
|||
-------------------------
|
||||
|
||||
When writing a custom filter, give some thought to how the filter will interact
|
||||
with Django's auto-escaping behavior. Note that three types of strings can be
|
||||
with Django's auto-escaping behavior. Note that two types of strings can be
|
||||
passed around inside the template code:
|
||||
|
||||
* **Raw strings** are the native Python ``str`` or ``unicode`` types. On
|
||||
output, they're escaped if auto-escaping is in effect and presented
|
||||
unchanged, otherwise.
|
||||
* **Raw strings** are the native Python strings. On output, they're escaped if
|
||||
auto-escaping is in effect and presented unchanged, otherwise.
|
||||
|
||||
* **Safe strings** are strings that have been marked safe from further
|
||||
escaping at output time. Any necessary escaping has already been done.
|
||||
|
|
@ -229,9 +228,8 @@ Template filter code falls into one of two situations:
|
|||
|
||||
The reason ``is_safe`` is necessary is because there are plenty of
|
||||
normal string operations that will turn a ``SafeData`` object back into
|
||||
a normal ``str`` or ``unicode`` object and, rather than try to catch
|
||||
them all, which would be very difficult, Django repairs the damage after
|
||||
the filter has completed.
|
||||
a normal ``str`` object and, rather than try to catch them all, which would
|
||||
be very difficult, Django repairs the damage after the filter has completed.
|
||||
|
||||
For example, suppose you have a filter that adds the string ``xx`` to
|
||||
the end of any input. Since this introduces no dangerous HTML characters
|
||||
|
|
|
|||
|
|
@ -197,14 +197,14 @@ given ``geo_input`` argument, and then assumes the proper geometry subclass
|
|||
The following input formats, along with their corresponding Python types,
|
||||
are accepted:
|
||||
|
||||
======================= ======================
|
||||
======================= ==========
|
||||
Format Input Type
|
||||
======================= ======================
|
||||
WKT / EWKT ``str`` or ``unicode``
|
||||
HEX / HEXEWKB ``str`` or ``unicode``
|
||||
======================= ==========
|
||||
WKT / EWKT ``str``
|
||||
HEX / HEXEWKB ``str``
|
||||
WKB / EWKB ``buffer``
|
||||
GeoJSON ``str`` or ``unicode``
|
||||
======================= ======================
|
||||
GeoJSON ``str``
|
||||
======================= ==========
|
||||
|
||||
.. classmethod:: GEOSGeometry.from_gml(gml_string)
|
||||
|
||||
|
|
|
|||
|
|
@ -114,7 +114,7 @@ into those elements.
|
|||
calling the methods ``item_title()`` and ``item_description()`` on
|
||||
the :class:`~django.contrib.syndication.views.Feed` class. They are passed
|
||||
a single parameter, ``item``, which is the object itself. These are
|
||||
optional; by default, the unicode representation of the object is used for
|
||||
optional; by default, the string representation of the object is used for
|
||||
both.
|
||||
|
||||
If you want to do any special formatting for either the title or
|
||||
|
|
@ -615,7 +615,7 @@ This example illustrates all possible attributes and methods for a
|
|||
|
||||
# ITEM TITLE AND DESCRIPTION -- If title_template or
|
||||
# description_template are not defined, these are used instead. Both are
|
||||
# optional, by default they will use the unicode representation of the
|
||||
# optional, by default they will use the string representation of the
|
||||
# item.
|
||||
|
||||
def item_title(self, item):
|
||||
|
|
@ -940,8 +940,8 @@ They share this interface:
|
|||
Any extra keyword arguments you pass to ``__init__`` will be stored in
|
||||
``self.feed`` for use with `custom feed generators`_.
|
||||
|
||||
All parameters should be Unicode objects, except ``categories``, which
|
||||
should be a sequence of Unicode objects. Beware that some control characters
|
||||
All parameters should be strings, except ``categories``, which should be a
|
||||
sequence of strings. Beware that some control characters
|
||||
are `not allowed <http://www.w3.org/International/questions/qa-controls>`_
|
||||
in XML documents. If your content has some of them, you might encounter a
|
||||
:exc:`ValueError` when producing the feed.
|
||||
|
|
@ -971,13 +971,13 @@ They share this interface:
|
|||
|
||||
Extra keyword arguments will be stored for `custom feed generators`_.
|
||||
|
||||
All parameters, if given, should be Unicode objects, except:
|
||||
All parameters, if given, should be strings, except:
|
||||
|
||||
* ``pubdate`` should be a Python :class:`~datetime.datetime` object.
|
||||
* ``updateddate`` should be a Python :class:`~datetime.datetime` object.
|
||||
* ``enclosures`` should be a list of
|
||||
:class:`django.utils.feedgenerator.Enclosure` instances.
|
||||
* ``categories`` should be a sequence of Unicode objects.
|
||||
* ``categories`` should be a sequence of strings.
|
||||
|
||||
:meth:`.SyndicationFeed.write`
|
||||
Outputs the feed in the given encoding to outfile, which is a file-like object.
|
||||
|
|
|
|||
|
|
@ -196,7 +196,7 @@ attributes:
|
|||
|
||||
``field_name`` is a string name of the file ``<input>`` field.
|
||||
|
||||
``file_name`` is the unicode filename that was provided by the browser.
|
||||
``file_name`` is the filename provided by the browser.
|
||||
|
||||
``content_type`` is the MIME type provided by the browser -- E.g.
|
||||
``'image/jpeg'``.
|
||||
|
|
|
|||
|
|
@ -112,7 +112,7 @@ messages::
|
|||
{'sender': ['Enter a valid email address.'], 'subject': ['This field is required.']}
|
||||
|
||||
In this dictionary, the keys are the field names, and the values are lists of
|
||||
Unicode strings representing the error messages. The error messages are stored
|
||||
strings representing the error messages. The error messages are stored
|
||||
in lists because a field can have multiple error messages.
|
||||
|
||||
You can access :attr:`~Form.errors` without having to call
|
||||
|
|
@ -357,8 +357,8 @@ it, you can access the clean data via its ``cleaned_data`` attribute::
|
|||
{'cc_myself': True, 'message': 'Hi there', 'sender': 'foo@example.com', 'subject': 'hello'}
|
||||
|
||||
Note that any text-based field -- such as ``CharField`` or ``EmailField`` --
|
||||
always cleans the input into a Unicode string. We'll cover the encoding
|
||||
implications later in this document.
|
||||
always cleans the input into a string. We'll cover the encoding implications
|
||||
later in this document.
|
||||
|
||||
If your data does *not* validate, the ``cleaned_data`` dictionary contains
|
||||
only the valid fields::
|
||||
|
|
@ -490,7 +490,7 @@ Notice the following:
|
|||
|
||||
Although ``<table>`` output is the default output style when you ``print`` a
|
||||
form, other output styles are available. Each style is available as a method on
|
||||
a form object, and each rendering method returns a Unicode object.
|
||||
a form object, and each rendering method returns a string.
|
||||
|
||||
``as_p()``
|
||||
----------
|
||||
|
|
|
|||
|
|
@ -88,9 +88,8 @@ To specify that a field is *not* required, pass ``required=False`` to the
|
|||
|
||||
If a ``Field`` has ``required=False`` and you pass ``clean()`` an empty value,
|
||||
then ``clean()`` will return a *normalized* empty value rather than raising
|
||||
``ValidationError``. For ``CharField``, this will be a Unicode empty string.
|
||||
For other ``Field`` classes, it might be ``None``. (This varies from field to
|
||||
field.)
|
||||
``ValidationError``. For ``CharField``, this will be an empty string. For other
|
||||
``Field`` classes, it might be ``None``. (This varies from field to field.)
|
||||
|
||||
Widgets of required form fields have the ``required`` HTML attribute. Set the
|
||||
:attr:`Form.use_required_attribute` attribute to ``False`` to disable it. The
|
||||
|
|
@ -371,7 +370,7 @@ For each field, we describe the default widget used if you don't specify
|
|||
|
||||
* Default widget: :class:`TextInput`
|
||||
* Empty value: Whatever you've given as :attr:`empty_value`.
|
||||
* Normalizes to: A Unicode object.
|
||||
* Normalizes to: A string.
|
||||
* Validates ``max_length`` or ``min_length``, if they are provided.
|
||||
Otherwise, all inputs are valid.
|
||||
* Error message keys: ``required``, ``max_length``, ``min_length``
|
||||
|
|
@ -402,7 +401,7 @@ For each field, we describe the default widget used if you don't specify
|
|||
|
||||
* Default widget: :class:`Select`
|
||||
* Empty value: ``''`` (an empty string)
|
||||
* Normalizes to: A Unicode object.
|
||||
* Normalizes to: A string.
|
||||
* Validates that the given value exists in the list of choices.
|
||||
* Error message keys: ``required``, ``invalid_choice``
|
||||
|
||||
|
|
@ -585,7 +584,7 @@ For each field, we describe the default widget used if you don't specify
|
|||
|
||||
* Default widget: :class:`EmailInput`
|
||||
* Empty value: ``''`` (an empty string)
|
||||
* Normalizes to: A Unicode object.
|
||||
* Normalizes to: A string.
|
||||
* Validates that the given value is a valid email address, using a
|
||||
moderately complex regular expression.
|
||||
* Error message keys: ``required``, ``invalid``
|
||||
|
|
@ -629,7 +628,7 @@ For each field, we describe the default widget used if you don't specify
|
|||
|
||||
* Default widget: :class:`Select`
|
||||
* Empty value: ``None``
|
||||
* Normalizes to: A unicode object
|
||||
* Normalizes to: A string.
|
||||
* Validates that the selected choice exists in the list of choices.
|
||||
* Error message keys: ``required``, ``invalid_choice``
|
||||
|
||||
|
|
@ -747,8 +746,7 @@ For each field, we describe the default widget used if you don't specify
|
|||
|
||||
* Default widget: :class:`TextInput`
|
||||
* Empty value: ``''`` (an empty string)
|
||||
* Normalizes to: A Unicode object. IPv6 addresses are
|
||||
normalized as described below.
|
||||
* Normalizes to: A string. IPv6 addresses are normalized as described below.
|
||||
* Validates that the given value is a valid IP address.
|
||||
* Error message keys: ``required``, ``invalid``
|
||||
|
||||
|
|
@ -780,7 +778,7 @@ For each field, we describe the default widget used if you don't specify
|
|||
|
||||
* Default widget: :class:`SelectMultiple`
|
||||
* Empty value: ``[]`` (an empty list)
|
||||
* Normalizes to: A list of Unicode objects.
|
||||
* Normalizes to: A list of strings.
|
||||
* Validates that every value in the given list of values exists in the list
|
||||
of choices.
|
||||
* Error message keys: ``required``, ``invalid_choice``, ``invalid_list``
|
||||
|
|
@ -829,7 +827,7 @@ For each field, we describe the default widget used if you don't specify
|
|||
|
||||
* Default widget: :class:`TextInput`
|
||||
* Empty value: ``''`` (an empty string)
|
||||
* Normalizes to: A Unicode object.
|
||||
* Normalizes to: A string.
|
||||
* Validates that the given value matches against a certain regular
|
||||
expression.
|
||||
* Error message keys: ``required``, ``invalid``
|
||||
|
|
@ -856,7 +854,7 @@ For each field, we describe the default widget used if you don't specify
|
|||
|
||||
* Default widget: :class:`TextInput`
|
||||
* Empty value: ``''`` (an empty string)
|
||||
* Normalizes to: A Unicode object.
|
||||
* Normalizes to: A string.
|
||||
* Validates that the given value contains only letters, numbers,
|
||||
underscores, and hyphens.
|
||||
* Error messages: ``required``, ``invalid``
|
||||
|
|
@ -902,7 +900,7 @@ For each field, we describe the default widget used if you don't specify
|
|||
|
||||
* Default widget: :class:`URLInput`
|
||||
* Empty value: ``''`` (an empty string)
|
||||
* Normalizes to: A Unicode object.
|
||||
* Normalizes to: A string.
|
||||
* Validates that the given value is a valid URL.
|
||||
* Error message keys: ``required``, ``invalid``
|
||||
|
||||
|
|
@ -936,7 +934,7 @@ Slightly complex built-in ``Field`` classes
|
|||
|
||||
* Default widget: :class:`TextInput`
|
||||
* Empty value: ``''`` (an empty string)
|
||||
* Normalizes to: A Unicode object.
|
||||
* Normalizes to: A string.
|
||||
* Validates the given value against each of the fields specified
|
||||
as an argument to the ``ComboField``.
|
||||
* Error message keys: ``required``, ``invalid``
|
||||
|
|
|
|||
|
|
@ -2391,10 +2391,9 @@ Note the first query will match ``'Beatles Blog'``, ``'beatles blog'``,
|
|||
|
||||
.. admonition:: SQLite users
|
||||
|
||||
When using the SQLite backend and Unicode (non-ASCII) strings, bear in
|
||||
mind the :ref:`database note <sqlite-string-matching>` about string
|
||||
comparisons. SQLite does not do case-insensitive matching for Unicode
|
||||
strings.
|
||||
When using the SQLite backend and non-ASCII strings, bear in mind the
|
||||
:ref:`database note <sqlite-string-matching>` about string comparisons.
|
||||
SQLite does not do case-insensitive matching for non-ASCII strings.
|
||||
|
||||
.. fieldlookup:: contains
|
||||
|
||||
|
|
@ -2438,9 +2437,8 @@ SQL equivalent::
|
|||
|
||||
.. admonition:: SQLite users
|
||||
|
||||
When using the SQLite backend and Unicode (non-ASCII) strings, bear in
|
||||
mind the :ref:`database note <sqlite-string-matching>` about string
|
||||
comparisons.
|
||||
When using the SQLite backend and non-ASCII strings, bear in mind the
|
||||
:ref:`database note <sqlite-string-matching>` about string comparisons.
|
||||
|
||||
.. fieldlookup:: in
|
||||
|
||||
|
|
@ -2572,9 +2570,8 @@ SQL equivalent::
|
|||
|
||||
.. admonition:: SQLite users
|
||||
|
||||
When using the SQLite backend and Unicode (non-ASCII) strings, bear in
|
||||
mind the :ref:`database note <sqlite-string-matching>` about string
|
||||
comparisons.
|
||||
When using the SQLite backend and non-ASCII strings, bear in mind the
|
||||
:ref:`database note <sqlite-string-matching>` about string comparisons.
|
||||
|
||||
.. fieldlookup:: endswith
|
||||
|
||||
|
|
@ -2614,9 +2611,8 @@ SQL equivalent::
|
|||
|
||||
.. admonition:: SQLite users
|
||||
|
||||
When using the SQLite backend and Unicode (non-ASCII) strings, bear in
|
||||
mind the :ref:`database note <sqlite-string-matching>` about string
|
||||
comparisons.
|
||||
When using the SQLite backend and non-ASCII strings, bear in mind the
|
||||
:ref:`database note <sqlite-string-matching>` about string comparisons.
|
||||
|
||||
.. fieldlookup:: range
|
||||
|
||||
|
|
|
|||
|
|
@ -416,7 +416,7 @@ a subclass of dictionary. Exceptions are outlined here:
|
|||
``mutable=True`` to its ``__init__()``.
|
||||
|
||||
Strings for setting both keys and values will be converted from ``encoding``
|
||||
to unicode. If encoding is not set, it defaults to :setting:`DEFAULT_CHARSET`.
|
||||
to ``str``. If encoding is not set, it defaults to :setting:`DEFAULT_CHARSET`.
|
||||
|
||||
.. classmethod:: QueryDict.fromkeys(iterable, value='', mutable=False, encoding=None)
|
||||
|
||||
|
|
@ -654,8 +654,7 @@ Attributes
|
|||
|
||||
.. attribute:: HttpResponse.content
|
||||
|
||||
A bytestring representing the content, encoded from a Unicode
|
||||
object if necessary.
|
||||
A bytestring representing the content, encoded from a string if necessary.
|
||||
|
||||
.. attribute:: HttpResponse.charset
|
||||
|
||||
|
|
|
|||
|
|
@ -1934,8 +1934,7 @@ If ``value`` is ``Totally LOVING this Album!``, the output will be
|
|||
-------------
|
||||
|
||||
Returns the value turned into a list. For a string, it's a list of characters.
|
||||
For an integer, the argument is cast into an unicode string before creating a
|
||||
list.
|
||||
For an integer, the argument is cast to a string before creating a list.
|
||||
|
||||
For example::
|
||||
|
||||
|
|
|
|||
|
|
@ -3,8 +3,8 @@ Unicode data
|
|||
============
|
||||
|
||||
Django natively supports Unicode data everywhere. Providing your database can
|
||||
somehow store the data, you can safely pass around Unicode strings to
|
||||
templates, models and the database.
|
||||
somehow store the data, you can safely pass around strings to templates,
|
||||
models, and the database.
|
||||
|
||||
This document tells you what you need to know if you're writing applications
|
||||
that use data or templates that are encoded in something other than ASCII.
|
||||
|
|
@ -35,11 +35,10 @@ able to store certain characters in the database, and information will be lost.
|
|||
.. _section 2: https://docs.oracle.com/database/121/NLSPG/ch2charset.htm#NLSPG002
|
||||
.. _section 11: https://docs.oracle.com/database/121/NLSPG/ch11charsetmig.htm#NLSPG011
|
||||
|
||||
All of Django's database backends automatically convert Unicode strings into
|
||||
All of Django's database backends automatically convert strings into
|
||||
the appropriate encoding for talking to the database. They also automatically
|
||||
convert strings retrieved from the database into Python Unicode strings. You
|
||||
don't even need to tell Django what encoding your database uses: that is
|
||||
handled transparently.
|
||||
convert strings retrieved from the database into strings. You don't even need
|
||||
to tell Django what encoding your database uses: that is handled transparently.
|
||||
|
||||
For more, see the section "The database API" below.
|
||||
|
||||
|
|
@ -48,7 +47,7 @@ General string handling
|
|||
|
||||
Whenever you use strings with Django -- e.g., in database lookups, template
|
||||
rendering or anywhere else -- you have two choices for encoding those strings.
|
||||
You can use normal Unicode strings or bytestrings (starting with a 'b').
|
||||
You can use normal strings or bytestrings (starting with a 'b').
|
||||
|
||||
.. warning::
|
||||
|
||||
|
|
@ -74,13 +73,13 @@ using your application -- and if that person chooses a different setting, your
|
|||
code must still continue to work. Ergo, it cannot rely on that setting.
|
||||
|
||||
In most cases when Django is dealing with strings, it will convert them to
|
||||
Unicode strings before doing anything else. So, as a general rule, if you pass
|
||||
in a bytestring, be prepared to receive a Unicode string back in the result.
|
||||
strings before doing anything else. So, as a general rule, if you pass
|
||||
in a bytestring, be prepared to receive a string back in the result.
|
||||
|
||||
Translated strings
|
||||
------------------
|
||||
|
||||
Aside from Unicode strings and bytestrings, there's a third type of string-like
|
||||
Aside from strings and bytestrings, there's a third type of string-like
|
||||
object you may encounter when using Django. The framework's
|
||||
internationalization features introduce the concept of a "lazy translation" --
|
||||
a string that has been marked as translated but whose actual translation result
|
||||
|
|
@ -93,7 +92,7 @@ Normally, you won't have to worry about lazy translations. Just be aware that
|
|||
if you examine an object and it claims to be a
|
||||
``django.utils.functional.__proxy__`` object, it is a lazy translation.
|
||||
Calling ``str()`` with the lazy translation as the argument will generate a
|
||||
Unicode string in the current locale.
|
||||
string in the current locale.
|
||||
|
||||
For more details about lazy translation objects, refer to the
|
||||
:doc:`internationalization </topics/i18n/index>` documentation.
|
||||
|
|
@ -102,17 +101,17 @@ Useful utility functions
|
|||
------------------------
|
||||
|
||||
Because some string operations come up again and again, Django ships with a few
|
||||
useful functions that should make working with Unicode and bytestring objects
|
||||
useful functions that should make working with string and bytestring objects
|
||||
a bit easier.
|
||||
|
||||
Conversion functions
|
||||
~~~~~~~~~~~~~~~~~~~~
|
||||
|
||||
The ``django.utils.encoding`` module contains a few functions that are handy
|
||||
for converting back and forth between Unicode and bytestrings.
|
||||
for converting back and forth between strings and bytestrings.
|
||||
|
||||
* ``smart_text(s, encoding='utf-8', strings_only=False, errors='strict')``
|
||||
converts its input to a Unicode string. The ``encoding`` parameter
|
||||
converts its input to a string. The ``encoding`` parameter
|
||||
specifies the input encoding. (For example, Django uses this internally
|
||||
when processing form input data, which might not be UTF-8 encoded.) The
|
||||
``strings_only`` parameter, if set to True, will result in Python
|
||||
|
|
@ -126,7 +125,7 @@ for converting back and forth between Unicode and bytestrings.
|
|||
cases. The difference is when the first argument is a :ref:`lazy
|
||||
translation <lazy-translations>` instance. While ``smart_text()``
|
||||
preserves lazy translations, ``force_text()`` forces those objects to a
|
||||
Unicode string (causing the translation to occur). Normally, you'll want
|
||||
string (causing the translation to occur). Normally, you'll want
|
||||
to use ``smart_text()``. However, ``force_text()`` is useful in
|
||||
template tags and filters that absolutely *must* have a string to work
|
||||
with, not just something that can be converted to a string.
|
||||
|
|
@ -139,8 +138,8 @@ for converting back and forth between Unicode and bytestrings.
|
|||
but the difference is needed in a few places within Django's internals.
|
||||
|
||||
Normally, you'll only need to use ``force_text()``. Call it as early as
|
||||
possible on any input data that might be either Unicode or a bytestring, and
|
||||
from then on, you can treat the result as always being Unicode.
|
||||
possible on any input data that might be either a string or a bytestring, and
|
||||
from then on, you can treat the result as always being a string.
|
||||
|
||||
.. _uri-and-iri-handling:
|
||||
|
||||
|
|
@ -225,13 +224,13 @@ double-quoting problems.
|
|||
Models
|
||||
======
|
||||
|
||||
Because all strings are returned from the database as Unicode strings, model
|
||||
Because all strings are returned from the database as ``str`` objects, model
|
||||
fields that are character based (CharField, TextField, URLField, etc.) will
|
||||
contain Unicode values when Django retrieves data from the database. This
|
||||
is *always* the case, even if the data could fit into an ASCII bytestring.
|
||||
|
||||
You can pass in bytestrings when creating a model or populating a field, and
|
||||
Django will convert it to Unicode when it needs to.
|
||||
Django will convert it to strings when it needs to.
|
||||
|
||||
Taking care in ``get_absolute_url()``
|
||||
-------------------------------------
|
||||
|
|
@ -263,7 +262,7 @@ non-ASCII characters would have been removed in quoting in the first line.)
|
|||
The database API
|
||||
================
|
||||
|
||||
You can pass either Unicode strings or UTF-8 bytestrings as arguments to
|
||||
You can pass either strings or UTF-8 bytestrings as arguments to
|
||||
``filter()`` methods and the like in the database API. The following two
|
||||
querysets are identical::
|
||||
|
||||
|
|
@ -273,11 +272,12 @@ querysets are identical::
|
|||
Templates
|
||||
=========
|
||||
|
||||
You can use either Unicode or bytestrings when creating templates manually::
|
||||
You can use either strings or UTF-8 bytestrings when creating templates
|
||||
manually::
|
||||
|
||||
from django.template import Template
|
||||
t1 = Template(b'This is a bytestring template.')
|
||||
t2 = Template('This is a Unicode template.')
|
||||
t2 = Template('This is a string template.')
|
||||
|
||||
But the common case is to read templates from the filesystem, and this creates
|
||||
a slight complication: not all filesystems store their data encoded as UTF-8.
|
||||
|
|
@ -294,13 +294,13 @@ Template tags and filters
|
|||
|
||||
A couple of tips to remember when writing your own template tags and filters:
|
||||
|
||||
* Always return Unicode strings from a template tag's ``render()`` method
|
||||
* Always return strings from a template tag's ``render()`` method
|
||||
and from template filters.
|
||||
|
||||
* Use ``force_text()`` in preference to ``smart_text()`` in these
|
||||
places. Tag rendering and filter calls occur as the template is being
|
||||
rendered, so there is no advantage to postponing the conversion of lazy
|
||||
translation objects into strings. It's easier to work solely with Unicode
|
||||
translation objects into strings. It's easier to work solely with
|
||||
strings at that point.
|
||||
|
||||
.. _unicode-files:
|
||||
|
|
|
|||
|
|
@ -276,13 +276,13 @@ The functions defined in this module share the following properties:
|
|||
|
||||
This is an algorithm from section 3.2 of :rfc:`3987#section-3.2`.
|
||||
|
||||
Takes a URI in ASCII bytes and returns a unicode string containing the
|
||||
encoded result.
|
||||
Takes a URI in ASCII bytes and returns a string containing the encoded
|
||||
result.
|
||||
|
||||
.. function:: filepath_to_uri(path)
|
||||
|
||||
Convert a file system path to a URI portion that is suitable for inclusion
|
||||
in a URL. The path is assumed to be either UTF-8 or unicode.
|
||||
in a URL. The path is assumed to be either UTF-8 bytes or string.
|
||||
|
||||
This method will encode certain characters that would normally be
|
||||
recognized as special characters for URIs. Note that this method does not
|
||||
|
|
@ -346,13 +346,13 @@ https://web.archive.org/web/20110718035220/http://diveintomark.org/archives/2004
|
|||
Any extra keyword arguments you pass to ``__init__`` will be stored in
|
||||
``self.feed``.
|
||||
|
||||
All parameters should be Unicode objects, except ``categories``, which
|
||||
should be a sequence of Unicode objects.
|
||||
All parameters should be strings, except ``categories``, which should
|
||||
be a sequence of strings.
|
||||
|
||||
.. method:: add_item(title, link, description, author_email=None, author_name=None, author_link=None, pubdate=None, comments=None, unique_id=None, categories=(), item_copyright=None, ttl=None, updateddate=None, enclosures=None, **kwargs)
|
||||
|
||||
Adds an item to the feed. All args are expected to be Python ``unicode``
|
||||
objects except ``pubdate`` and ``updateddate``, which are ``datetime.datetime``
|
||||
Adds an item to the feed. All args are expected to be strings except
|
||||
``pubdate`` and ``updateddate``, which are ``datetime.datetime``
|
||||
objects, and ``enclosures``, which is a list of ``Enclosure`` instances.
|
||||
|
||||
.. method:: num_items()
|
||||
|
|
@ -802,7 +802,7 @@ appropriate entities.
|
|||
.. function:: mark_safe(s)
|
||||
|
||||
Explicitly mark a string as safe for (HTML) output purposes. The returned
|
||||
object can be used everywhere a string or unicode object is appropriate.
|
||||
object can be used everywhere a string is appropriate.
|
||||
|
||||
Can be called multiple times on a single string.
|
||||
|
||||
|
|
@ -1030,16 +1030,15 @@ For a complete discussion on the usage of the following see the
|
|||
|
||||
.. function:: gettext(message)
|
||||
|
||||
Translates ``message`` and returns it in a UTF-8 bytestring
|
||||
Translates ``message`` and returns it in a UTF-8 bytestring.
|
||||
|
||||
.. function:: ugettext(message)
|
||||
|
||||
Translates ``message`` and returns it in a unicode string
|
||||
Translates ``message`` and returns it as a string.
|
||||
|
||||
.. function:: pgettext(context, message)
|
||||
|
||||
Translates ``message`` given the ``context`` and returns
|
||||
it in a unicode string.
|
||||
Translates ``message`` given the ``context`` and returns it as a string.
|
||||
|
||||
For more information, see :ref:`contextual-markers`.
|
||||
|
||||
|
|
@ -1067,12 +1066,12 @@ For a complete discussion on the usage of the following see the
|
|||
.. function:: ungettext(singular, plural, number)
|
||||
|
||||
Translates ``singular`` and ``plural`` and returns the appropriate string
|
||||
based on ``number`` in a unicode string.
|
||||
based on ``number`` as a string.
|
||||
|
||||
.. function:: npgettext(context, singular, plural, number)
|
||||
|
||||
Translates ``singular`` and ``plural`` and returns the appropriate string
|
||||
based on ``number`` and the ``context`` in a unicode string.
|
||||
based on ``number`` and the ``context`` as a string.
|
||||
|
||||
.. function:: ngettext_lazy(singular, plural, number)
|
||||
.. function:: ungettext_lazy(singular, plural, number)
|
||||
|
|
|
|||
|
|
@ -121,7 +121,7 @@ default, call the view ``django.views.defaults.permission_denied``.
|
|||
This view loads and renders the template ``403.html`` in your root template
|
||||
directory, or if this file does not exist, instead serves the text
|
||||
"403 Forbidden", as per :rfc:`7231#section-6.5.3` (the HTTP 1.1 Specification).
|
||||
The template context contains ``exception``, which is the unicode
|
||||
The template context contains ``exception``, which is the string
|
||||
representation of the exception that triggered the view.
|
||||
|
||||
``django.views.defaults.permission_denied`` is triggered by a
|
||||
|
|
|
|||
|
|
@ -762,7 +762,7 @@ You can override most of these -- see `overriding predefined model methods`_,
|
|||
below -- but there are a couple that you'll almost always want to define:
|
||||
|
||||
:meth:`~Model.__str__`
|
||||
A Python "magic method" that returns a unicode "representation" of any
|
||||
A Python "magic method" that returns a string representation of any
|
||||
object. This is what Python and Django will use whenever a model
|
||||
instance needs to be coerced and displayed as a plain string. Most
|
||||
notably, this happens when you display an object in an interactive
|
||||
|
|
|
|||
|
|
@ -472,11 +472,6 @@ Setup
|
|||
of local time. This shields you from subtle and unreproducible bugs around
|
||||
Daylight Saving Time (DST) transitions.
|
||||
|
||||
In this regard, time zones are comparable to ``unicode`` in Python. At first
|
||||
it's hard. You get encoding and decoding errors. Then you learn the rules.
|
||||
And some problems disappear -- you never get mangled output again when your
|
||||
application receives non-ASCII input.
|
||||
|
||||
When you enable time zone support, you'll encounter some errors because
|
||||
you're using naive datetimes where Django expects aware datetimes. Such
|
||||
errors show up when running tests and they're easy to fix. You'll quickly
|
||||
|
|
|
|||
|
|
@ -57,12 +57,9 @@ as a shorter alias, ``_``, to save typing.
|
|||
global namespace, as an alias for ``gettext()``. In Django, we have chosen
|
||||
not to follow this practice, for a couple of reasons:
|
||||
|
||||
1. For international character set (Unicode) support,
|
||||
:func:`~django.utils.translation.ugettext` is more useful than
|
||||
``gettext()``. Sometimes, you should be using
|
||||
:func:`~django.utils.translation.ugettext_lazy` as the default
|
||||
translation method for a particular file. Without ``_()`` in the
|
||||
global namespace, the developer has to think about which is the
|
||||
1. Sometimes, you should use :func:`~django.utils.translation.ugettext_lazy`
|
||||
as the default translation method for a particular file. Without ``_()``
|
||||
in the global namespace, the developer has to think about which is the
|
||||
most appropriate translation function.
|
||||
|
||||
2. The underscore character (``_``) is used to represent "the previous
|
||||
|
|
@ -418,7 +415,7 @@ Working with lazy translation objects
|
|||
-------------------------------------
|
||||
|
||||
The result of a ``ugettext_lazy()`` call can be used wherever you would use a
|
||||
unicode string (a :class:`str` object) in other Django code, but it may not
|
||||
string (a :class:`str` object) in other Django code, but it may not
|
||||
work with arbitrary Python code. For example, the following won't work because
|
||||
the `requests <https://pypi.python.org/pypi/requests/>`_ library doesn't handle
|
||||
``ugettext_lazy`` objects::
|
||||
|
|
@ -434,14 +431,14 @@ strings before passing them to non-Django code::
|
|||
If you try to use a ``ugettext_lazy()`` result where a bytestring (a
|
||||
:class:`bytes` object) is expected, things won't work as expected since a
|
||||
``ugettext_lazy()`` object doesn't know how to convert itself to a bytestring.
|
||||
You can't use a unicode string inside a bytestring, either, so this is
|
||||
consistent with normal Python behavior. For example, putting a unicode proxy
|
||||
into a unicode string is fine::
|
||||
You can't use a string inside a bytestring, either, so this is consistent with
|
||||
normal Python behavior. For example, putting a string proxy into a string is
|
||||
fine::
|
||||
|
||||
"Hello %s" % ugettext_lazy("people")
|
||||
|
||||
But you can't insert a unicode object into a bytestring and nor can you insert
|
||||
a unicode proxy there::
|
||||
But you can't insert a string into a bytestring and nor can you insert
|
||||
a string proxy there::
|
||||
|
||||
b"Hello %s" % ugettext_lazy("people")
|
||||
|
||||
|
|
|
|||
|
|
@ -653,7 +653,7 @@ for basic values, and doesn't specify import paths).
|
|||
|
||||
Django can serialize the following:
|
||||
|
||||
- ``int``, ``float``, ``bool``, ``str``, ``unicode``, ``bytes``, ``None``
|
||||
- ``int``, ``float``, ``bool``, ``str``, ``bytes``, ``None``
|
||||
- ``list``, ``set``, ``tuple``, ``dict``
|
||||
- ``datetime.date``, ``datetime.time``, and ``datetime.datetime`` instances
|
||||
(include those that are timezone-aware)
|
||||
|
|
|
|||
|
|
@ -411,9 +411,7 @@ class LastExecutedQueryTest(TestCase):
|
|||
self.assertIn(Reporter._meta.db_table, sql)
|
||||
|
||||
def test_query_encoding(self):
|
||||
"""
|
||||
last_executed_query() returns an Unicode string
|
||||
"""
|
||||
"""last_executed_query() returns a string."""
|
||||
data = RawData.objects.filter(raw_data=b'\x00\x46 \xFE').extra(select={'föö': 1})
|
||||
sql, params = data.query.sql_with_params()
|
||||
cursor = data.query.get_compiler('default').execute_sql(CURSOR)
|
||||
|
|
|
|||
|
|
@ -69,9 +69,8 @@ class DataTypesTestCase(TestCase):
|
|||
self.assertEqual(0, Donut.objects.filter(consumed_at__year=2005).count())
|
||||
self.assertEqual(0, Donut.objects.filter(consumed_at__year=2008).count())
|
||||
|
||||
def test_textfields_unicode(self):
|
||||
"""Regression test for #10238: TextField values returned from the
|
||||
database should be unicode."""
|
||||
def test_textfields_str(self):
|
||||
"""TextField values returned from the database should be str."""
|
||||
d = Donut.objects.create(name='Jelly Donut', review='Outstanding')
|
||||
newd = Donut.objects.get(id=d.id)
|
||||
self.assertIsInstance(newd.review, str)
|
||||
|
|
|
|||
|
|
@ -6,7 +6,7 @@ from .base import WidgetTest
|
|||
|
||||
class FakeFieldFile:
|
||||
"""
|
||||
Quacks like a FieldFile (has a .url and unicode representation), but
|
||||
Quacks like a FieldFile (has a .url and string representation), but
|
||||
doesn't require us to care about storages etc.
|
||||
"""
|
||||
url = 'something'
|
||||
|
|
|
|||
|
|
@ -28,9 +28,7 @@ class TimeInputTest(WidgetTest):
|
|||
))
|
||||
|
||||
def test_string(self):
|
||||
"""
|
||||
We should be able to initialize from a unicode value.
|
||||
"""
|
||||
"""Initializing from a string value."""
|
||||
self.check_html(self.widget, 'time', '13:12:11', html=(
|
||||
'<input type="text" name="time" value="13:12:11" />'
|
||||
))
|
||||
|
|
|
|||
|
|
@ -280,7 +280,7 @@ class HttpResponseTests(unittest.TestCase):
|
|||
def test_headers_type(self):
|
||||
r = HttpResponse()
|
||||
|
||||
# ASCII unicode or bytes values are converted to strings.
|
||||
# ASCII strings or bytes values are converted to strings.
|
||||
r['key'] = 'test'
|
||||
self.assertEqual(r['key'], 'test')
|
||||
r['key'] = 'test'.encode('ascii')
|
||||
|
|
@ -296,7 +296,7 @@ class HttpResponseTests(unittest.TestCase):
|
|||
self.assertEqual(r['key'], '=?utf-8?b?4oCg?=')
|
||||
self.assertIn(b'=?utf-8?b?4oCg?=', r.serialize_headers())
|
||||
|
||||
# The response also converts unicode or bytes keys to strings, but requires
|
||||
# The response also converts string or bytes keys to strings, but requires
|
||||
# them to contain ASCII
|
||||
r = HttpResponse()
|
||||
del r['Content-Type']
|
||||
|
|
@ -570,7 +570,7 @@ class StreamingHttpResponseTests(SimpleTestCase):
|
|||
self.assertEqual(list(r), [b'abc', b'def'])
|
||||
self.assertEqual(list(r), [])
|
||||
|
||||
# iterating over Unicode strings still yields bytestring chunks.
|
||||
# iterating over strings still yields bytestring chunks.
|
||||
r.streaming_content = iter(['hello', 'café'])
|
||||
chunks = list(r)
|
||||
# '\xc3\xa9' == unichr(233).encode('utf-8')
|
||||
|
|
|
|||
|
|
@ -22,5 +22,5 @@ class Issue(models.Model):
|
|||
ordering = ('num',)
|
||||
|
||||
|
||||
class UnicodeReferenceModel(models.Model):
|
||||
others = models.ManyToManyField("UnicodeReferenceModel")
|
||||
class StringReferenceModel(models.Model):
|
||||
others = models.ManyToManyField('StringReferenceModel')
|
||||
|
|
|
|||
|
|
@ -1,7 +1,7 @@
|
|||
from django.db.models import Q
|
||||
from django.test import TestCase
|
||||
|
||||
from .models import Issue, UnicodeReferenceModel, User
|
||||
from .models import Issue, StringReferenceModel, User
|
||||
|
||||
|
||||
class RelatedObjectTests(TestCase):
|
||||
|
|
@ -84,11 +84,11 @@ class RelatedObjectTests(TestCase):
|
|||
class RelatedObjectUnicodeTests(TestCase):
|
||||
def test_m2m_with_unicode_reference(self):
|
||||
"""
|
||||
Regression test for #6045: references to other models can be unicode
|
||||
Regression test for #6045: references to other models can be
|
||||
strings, providing they are directly convertible to ASCII.
|
||||
"""
|
||||
m1 = UnicodeReferenceModel.objects.create()
|
||||
m2 = UnicodeReferenceModel.objects.create()
|
||||
m1 = StringReferenceModel.objects.create()
|
||||
m2 = StringReferenceModel.objects.create()
|
||||
m2.others.add(m1) # used to cause an error (see ticket #6045)
|
||||
m2.save()
|
||||
list(m2.others.all()) # Force retrieval.
|
||||
|
|
|
|||
|
|
@ -29,7 +29,7 @@ class Tag(models.Model):
|
|||
|
||||
class Article(models.Model):
|
||||
headline = models.CharField(max_length=100)
|
||||
# Assign a unicode string as name to make sure the intermediary model is
|
||||
# Assign a string as name to make sure the intermediary model is
|
||||
# correctly created. Refs #20207
|
||||
publications = models.ManyToManyField(Publication, name='publications')
|
||||
tags = models.ManyToManyField(Tag, related_name='tags')
|
||||
|
|
|
|||
|
|
@ -28,9 +28,6 @@ class ManyToOneTests(TestCase):
|
|||
# Article objects have access to their related Reporter objects.
|
||||
r = self.a.reporter
|
||||
self.assertEqual(r.id, self.r.id)
|
||||
# These are strings instead of unicode strings because that's what was used in
|
||||
# the creation of this reporter (and we haven't refreshed the data from the
|
||||
# database, which always returns unicode strings).
|
||||
self.assertEqual((r.first_name, self.r.last_name), ('John', 'Smith'))
|
||||
|
||||
def test_create(self):
|
||||
|
|
@ -200,7 +197,7 @@ class ManyToOneTests(TestCase):
|
|||
where=["many_to_one_reporter.last_name='Smith'"]),
|
||||
["<Article: John's second story>", "<Article: This is a test>"]
|
||||
)
|
||||
# ... and should work fine with the unicode that comes out of forms.Form.cleaned_data
|
||||
# ... and should work fine with the string that comes out of forms.Form.cleaned_data
|
||||
self.assertQuerysetEqual(
|
||||
(Article.objects
|
||||
.filter(reporter__first_name__exact='John')
|
||||
|
|
|
|||
|
|
@ -52,7 +52,7 @@ class Worker(models.Model):
|
|||
return self.name
|
||||
|
||||
|
||||
class BrokenUnicodeMethod(models.Model):
|
||||
class BrokenStrMethod(models.Model):
|
||||
name = models.CharField(max_length=7)
|
||||
|
||||
def __str__(self):
|
||||
|
|
|
|||
|
|
@ -8,7 +8,7 @@ from django.test import TestCase, skipUnlessDBFeature
|
|||
from django.utils.timezone import get_fixed_timezone
|
||||
|
||||
from .models import (
|
||||
Article, BrokenUnicodeMethod, Department, Event, Model1, Model2, Model3,
|
||||
Article, BrokenStrMethod, Department, Event, Model1, Model2, Model3,
|
||||
NonAutoPK, Party, Worker,
|
||||
)
|
||||
|
||||
|
|
@ -187,9 +187,9 @@ class ModelTests(TestCase):
|
|||
self.assertEqual(str(w), "Full-time")
|
||||
|
||||
def test_broken_unicode(self):
|
||||
# Models with broken unicode methods should still have a printable repr
|
||||
b = BrokenUnicodeMethod.objects.create(name="Jerry")
|
||||
self.assertEqual(repr(b), "<BrokenUnicodeMethod: [Bad Unicode data]>")
|
||||
# Models with broken __str__() methods have a printable repr().
|
||||
b = BrokenStrMethod.objects.create(name='Jerry')
|
||||
self.assertEqual(repr(b), '<BrokenStrMethod: [Bad Unicode data]>')
|
||||
|
||||
@skipUnlessDBFeature("supports_timezones")
|
||||
def test_timezones(self):
|
||||
|
|
|
|||
|
|
@ -553,9 +553,6 @@ class Queries1Tests(TestCase):
|
|||
s.reverse()
|
||||
params.reverse()
|
||||
|
||||
# This slightly odd comparison works around the fact that PostgreSQL will
|
||||
# return 'one' and 'two' as strings, not Unicode objects. It's a side-effect of
|
||||
# using constants here and not a real concern.
|
||||
d = Item.objects.extra(select=OrderedDict(s), select_params=params).values('a', 'b')[0]
|
||||
self.assertEqual(d, {'a': 'one', 'b': 'two'})
|
||||
|
||||
|
|
|
|||
|
|
@ -69,7 +69,7 @@ class TestSigner(SimpleTestCase):
|
|||
"dumps and loads be reversible for any JSON serializable object"
|
||||
objects = [
|
||||
['a', 'list'],
|
||||
'a unicode string \u2019',
|
||||
'a string \u2019',
|
||||
{'a': 'dictionary'},
|
||||
]
|
||||
for o in objects:
|
||||
|
|
|
|||
|
|
@ -160,8 +160,7 @@ class FilterSyntaxTests(SimpleTestCase):
|
|||
@setup({'filter-syntax18': r'{{ var }}'})
|
||||
def test_filter_syntax18(self):
|
||||
"""
|
||||
Make sure that any unicode strings are converted to bytestrings
|
||||
in the final output.
|
||||
Strings are converted to bytestrings in the final output.
|
||||
"""
|
||||
output = self.engine.render_to_string('filter-syntax18', {'var': UTF8Class()})
|
||||
self.assertEqual(output, '\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111')
|
||||
|
|
|
|||
|
|
@ -158,7 +158,7 @@ class FileSystemLoaderTests(SimpleTestCase):
|
|||
with self.source_checker(['/dir1', '/dir2']) as check_sources:
|
||||
# UTF-8 bytestrings are permitted.
|
||||
check_sources(b'\xc3\x85ngstr\xc3\xb6m', ['/dir1/Ångström', '/dir2/Ångström'])
|
||||
# Unicode strings are permitted.
|
||||
# Strings are permitted.
|
||||
check_sources('Ångström', ['/dir1/Ångström', '/dir2/Ångström'])
|
||||
|
||||
def test_utf8_bytestring(self):
|
||||
|
|
|
|||
|
|
@ -7,7 +7,7 @@ from django.utils.safestring import SafeData
|
|||
|
||||
class UnicodeTests(TestCase):
|
||||
def test_template(self):
|
||||
# Templates can be created from unicode strings.
|
||||
# Templates can be created from strings.
|
||||
engine = Engine()
|
||||
t1 = engine.from_string('ŠĐĆŽćžšđ {{ var }}')
|
||||
# Templates can also be created from bytestrings. These are assumed to
|
||||
|
|
@ -17,14 +17,14 @@ class UnicodeTests(TestCase):
|
|||
with self.assertRaises(TemplateEncodingError):
|
||||
engine.from_string(b'\x80\xc5\xc0')
|
||||
|
||||
# Contexts can be constructed from unicode or UTF-8 bytestrings.
|
||||
# Contexts can be constructed from strings or UTF-8 bytestrings.
|
||||
Context({b"var": b"foo"})
|
||||
Context({"var": b"foo"})
|
||||
c3 = Context({b"var": "Đđ"})
|
||||
Context({"var": b"\xc4\x90\xc4\x91"})
|
||||
|
||||
# Since both templates and all four contexts represent the same thing,
|
||||
# they all render the same (and are returned as unicode objects and
|
||||
# they all render the same (and are returned as strings and
|
||||
# "safe" objects as well, for auto-escaping purposes).
|
||||
self.assertEqual(t1.render(c3), t2.render(c3))
|
||||
self.assertIsInstance(t1.render(c3), str)
|
||||
|
|
|
|||
|
|
@ -169,7 +169,7 @@ class UTF8Class:
|
|||
return 'ŠĐĆŽćžšđ'
|
||||
|
||||
|
||||
# These two classes are used to test auto-escaping of unicode output.
|
||||
# These two classes are used to test auto-escaping of string output.
|
||||
class UnsafeClass:
|
||||
def __str__(self):
|
||||
return 'you & me'
|
||||
|
|
|
|||
|
|
@ -1266,7 +1266,7 @@ class QueryStringTests(SimpleTestCase):
|
|||
class UnicodePayloadTests(SimpleTestCase):
|
||||
|
||||
def test_simple_unicode_payload(self):
|
||||
"A simple ASCII-only unicode JSON document can be POSTed"
|
||||
"A simple ASCII-only JSON document can be POSTed"
|
||||
# Regression test for #10571
|
||||
json = '{"english": "mountain pass"}'
|
||||
response = self.client.post("/parse_unicode_json/", json, content_type="application/json")
|
||||
|
|
|
|||
Loading…
Reference in New Issue