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Adapt for pymongo 5 deprecation warning for GridFs.content_type #2935

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Merged
bagerard merged 1 commit into from
Sep 2, 2026
+9 −1
Merged

Adapt for pymongo 5 deprecation warning for GridFs.content_type #2935

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5 changes: 5 additions & 0 deletions mongoengine/fields.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1702,6 +1702,11 @@ def __getattr__(self, name):
return getattr(obj, name)
raise AttributeError

@property
def content_type(self):
# PyMongo deprecated content_type in favor of the GridFS contentType field.
return self.__getattr__("contentType")

def __get__(self, instance, value):
return self

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5 changes: 4 additions & 1 deletion tests/fields/test_file_field.py
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Expand Up @@ -2,6 +2,7 @@
import os
import tempfile
import unittest
import warnings
from io import BytesIO

import gridfs
Expand Down Expand Up @@ -69,7 +70,9 @@ class PutFile(Document):
== "<GridFSProxy: hello (%s)>" % result.the_file.grid_id
)
assert result.the_file.read() == text
assert result.the_file.content_type == content_type
with warnings.catch_warnings():
warnings.simplefilter("error", DeprecationWarning)
assert result.the_file.content_type == content_type
result.the_file.delete() # Remove file from GridFS
PutFile.objects.delete()

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