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Add clone() method to Field to get clean copies of it.

This commit is contained in:
Andrew Godwin 2013-12-04 13:55:45 +00:00
parent ab587fa51a
commit df800b1609
1 changed files with 8 additions and 0 deletions
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8
django/db/models/fields/__init__.py
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@ -240,6 +240,14 @@ class Field(object):
keywords, keywords,
) )
def clone(self):
"""
Uses deconstruct() to clone a new copy of this Field.
Will not preserve any class attachments/attribute names.
"""
name, path, args, kwargs = self.deconstruct()
return self.__class__(*args, **kwargs)
def __eq__(self, other): def __eq__(self, other):
# Needed for @total_ordering # Needed for @total_ordering
if isinstance(other, Field): if isinstance(other, Field):