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Dedupe part of error message in check_in_list. #19570

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Merged
merged 1 commit into from
Feb 27, 2021
Merged

Dedupe part of error message in check_in_list. #19570

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8 changes: 3 additions & 5 deletions lib/matplotlib/_api/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -122,12 +122,10 @@ def check_in_list(_values, *, _print_supported_values=True, **kwargs):
values = _values
for key, val in kwargs.items():
if val not in values:
msg = f"{val!r} is not a valid value for {key}"
if _print_supported_values:
raise ValueError(
f"{val!r} is not a valid value for {key}; "
f"supported values are {', '.join(map(repr, values))}")
else:
raise ValueError(f"{val!r} is not a valid value for {key}")
msg += f"; supported values are {', '.join(map(repr, values))}"
raise ValueError(msg)


def check_shape(_shape, **kwargs):
Expand Down