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1 parent b0d63b5 commit 0a33534Copy full SHA for 0a33534
lib/matplotlib/testing/decorators.py
@@ -392,7 +392,7 @@ def decorator(func):
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_, result_dir = _image_directories(func)
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old_sig = inspect.signature(func)
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- if not all(k in old_sig.parameters for k in {"fig_test", "fig_ref"}):
+ if not {"fig_test", "fig_ref"}.issubset(old_sig.parameters):
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raise ValueError("The decorated function must have at least the "
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"parameters 'fig_ref' and 'fig_test', but your "
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f"function has the signature {old_sig}")
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