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Fix AutoVideoProcessor class lookup when torchvision is unavailable #43989

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Abhijeetsingh610 wants to merge 3 commits into from
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Fix AutoVideoProcessor class lookup when torchvision is unavailable #43989

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33ff4c4
Fix AutoVideoProcessor class lookup when torchvision is unavailable
Abhijeetsingh610 Feb 13, 2026
ca4017a
Merge branch 'main' into fix1-43986-video-processor-none-mapping
Abhijeetsingh610 Feb 14, 2026
03b468d
Merge branch 'main' into fix1-43986-video-processor-none-mapping
Abhijeetsingh610 Feb 18, 2026
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2 changes: 2 additions & 0 deletions src/transformers/models/auto/video_processing_auto.py
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Original file line number Diff line number Diff line change
Expand Up @@ -95,6 +95,8 @@

def video_processor_class_from_name(class_name: str):
for module_name, extractors in VIDEO_PROCESSOR_MAPPING_NAMES.items():
if extractors is None:
continue
if class_name in extractors:
module_name = model_type_to_module_name(module_name)

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8 changes: 8 additions & 0 deletions tests/models/auto/test_video_processing_auto.py
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Expand Up @@ -12,11 +12,13 @@
# See the License for the specific language governing permissions and
# limitations under the License.

import importlib
import json
import sys
import tempfile
import unittest
from pathlib import Path
from unittest.mock import patch

import transformers
from transformers import (
Expand Down Expand Up @@ -146,6 +148,12 @@ def test_video_processor_not_found(self):
):
_ = AutoVideoProcessor.from_pretrained("hf-internal-testing/config-no-model")

def test_video_processor_class_from_name_with_none_mapping_entry(self):
video_processing_auto = importlib.import_module("transformers.models.auto.video_processing_auto")

with patch.dict(video_processing_auto.VIDEO_PROCESSOR_MAPPING_NAMES, {"videomae": None}, clear=True):
self.assertIsNone(video_processing_auto.video_processor_class_from_name("DefinitelyMissingVideoProcessor"))

def test_from_pretrained_dynamic_video_processor(self):
# If remote code is not set, we will time out when asking whether to load the model.
with self.assertRaises(ValueError):
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