36 lines
1.1 KiB
Python
36 lines
1.1 KiB
Python
"""
|
|
Providing iterator functions that are not in all version of Python we support.
|
|
Where possible, we try to use the system-native version and only fall back to
|
|
these implementations if necessary.
|
|
"""
|
|
|
|
import __builtin__
|
|
import itertools
|
|
import warnings
|
|
|
|
def is_iterable(x):
|
|
"A implementation independent way of checking for iterables"
|
|
try:
|
|
iter(x)
|
|
except TypeError:
|
|
return False
|
|
else:
|
|
return True
|
|
|
|
def product(*args, **kwds):
|
|
# PendingDeprecationWarning in 1.5, remove this comment when the Deprecations
|
|
# will have been advanced for 1.5
|
|
warnings.warn("django.utils.itercompat.product is deprecated; use the native version instead",
|
|
PendingDeprecationWarning)
|
|
return itertools.product(*args, **kwds)
|
|
|
|
def all(iterable):
|
|
warnings.warn("django.utils.itercompat.all is deprecated; use the native version instead",
|
|
PendingDeprecationWarning)
|
|
return __builtin__.all(iterable)
|
|
|
|
def any(iterable):
|
|
warnings.warn("django.utils.itercompat.any is deprecated; use the native version instead",
|
|
PendingDeprecationWarning)
|
|
return __builtin__.any(iterable)
|