Fixed #27188 -- Allowed using unique=True with FileField.

Thanks Tim Graham for the initial patch.

1 files changed, 0 insertions, 14 deletions

diff --git a/django/db/models/fields/files.py b/django/db/models/fields/files.py
index b2c93227e7..e3497f2494 100644
--- a/django/db/models/fields/files.py
+++ b/django/db/models/fields/files.py
@@ -230,7 +230,6 @@ class FileField(Field):
 
     def __init__(self, verbose_name=None, name=None, upload_to='', storage=None, **kwargs):
         self._primary_key_set_explicitly = 'primary_key' in kwargs
-        self._unique_set_explicitly = 'unique' in kwargs
 
         self.storage = storage or default_storage
         self.upload_to = upload_to
@@ -240,22 +239,9 @@ class FileField(Field):
 
     def check(self, **kwargs):
         errors = super(FileField, self).check(**kwargs)
-        errors.extend(self._check_unique())
         errors.extend(self._check_primary_key())
         return errors
 
-    def _check_unique(self):
-        if self._unique_set_explicitly:
-            return [
-                checks.Error(
-                    "'unique' is not a valid argument for a %s." % self.__class__.__name__,
-                    obj=self,
-                    id='fields.E200',
-                )
-            ]
-        else:
-            return []
-
     def _check_primary_key(self):
         if self._primary_key_set_explicitly:
             return [