encode/django-rest-framework
1
1
Fork 0
mirror of https://github.com/encode/django-rest-framework.git synced 2025-02-16 19:41:06 +03:00
Code Issues Packages Projects Releases Wiki Activity

Simplify Serializer.fields with @cached_property (#6662)

Browse Source
This commit is contained in:
Ran Benita 2019-05-20 16:49:47 +03:00 committed by Tom Christie
parent 43a9cc1b7a
commit 7232586c7c
1 changed files with 5 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
rest_framework/serializers.py
View File

@ -348,7 +348,7 @@ class Serializer(BaseSerializer, metaclass=SerializerMetaclass):
'invalid': _('Invalid data. Expected a dictionary, but got {datatype}.')
}
@property
@cached_property
def fields(self):
"""
A dictionary of {field_name: field_instance}.
@ -356,11 +356,10 @@ class Serializer(BaseSerializer, metaclass=SerializerMetaclass):
# `fields` is evaluated lazily. We do this to ensure that we don't
# have issues importing modules that use ModelSerializers as fields,
# even if Django's app-loading stage has not yet run.
if not hasattr(self, '_fields'):
self._fields = BindingDict(self)
for key, value in self.get_fields().items():
self._fields[key] = value
return self._fields
fields = BindingDict(self)
for key, value in self.get_fields().items():
fields[key] = value
return fields
@cached_property
def _writable_fields(self):