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import sys
from transformers.testing_utils import run_test_using_subprocess
from transformers.utils.import_utils import clear_import_cache
@run_test_using_subprocess
def test_clear_import_cache():
"""Test the clear_import_cache function."""
# Save initial state
initial_modules = {name: mod for name, mod in sys.modules.items() if name.startswith("transformers.")}
assert len(initial_modules) > 0, "No transformers modules loaded before test"
# Execute clear_import_cache() function
clear_import_cache()
# Verify modules were removed
remaining_modules = {name: mod for name, mod in sys.modules.items() if name.startswith("transformers.")}
assert len(remaining_modules) < len(initial_modules), "No modules were removed"
# Import and verify module exists
from transformers.models.auto import modeling_auto
assert "transformers.models.auto.modeling_auto" in sys.modules
assert modeling_auto.__name__ == "transformers.models.auto.modeling_auto"
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