8000 ENH better error message for wrong fontsize by NelleV · Pull Request #4159 · matplotlib/matplotlib · GitHub
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ENH better error message for wrong fontsize #4159

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Merged
merged 1 commit into from
Feb 28, 2015
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ENH better error message for wrong fontsize #4159

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ENH better error message for wrong fontsize 
When the fontsize provided is unknown to matplotlib, the error raised now
contains the list of known fontsize.
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@NelleV
NelleV committed Feb 25, 2015
commit 44141d603a4cdcf80820efcc70108c8814f6e0cc
4 changes: 3 additions & 1 deletion lib/matplotlib/font_manager.py
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Original file line number Diff line number Diff line change
Expand Up @@ -899,7 +899,9 @@ def set_size(self, size):
size = float(size)
except ValueError:
if size is not None and size not in font_scalings:
raise ValueError("size is invalid")
raise ValueError(
"Size is invalid. Valid font size are " + ", ".join(
str(i) for i in font_scalings.keys()))
self._size = size

def set_file(self, file):
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