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Fix % formatting and Transform equality. #8399

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Merged
merged 1 commit into from
Apr 12, 2017
Merged

Fix % formatting and Transform equality. #8399

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7 changes: 4 additions & 3 deletions lib/matplotlib/figure.py
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Original file line number Diff line number Diff line change
Expand Up @@ -118,17 +118,18 @@ def add(self, key, a):
# All the error checking may be unnecessary; but this method
# is called so seldom that the overhead is negligible.
if not isinstance(a, Axes):
raise ValueError("second argument, %s, is not an Axes" % a)
raise ValueError("second argument, {!r}, is not an Axes".format(a))
try:
hash(key)
except TypeError:
raise ValueError("first argument, %s, is not a valid key" % key)
raise ValueError(
"first argument, {!r}, is not a valid key".format(key))

a_existing = self.get(key)
if a_existing is not None:
Stack.remove(self, (key, a_existing))
warnings.warn(
"key %s already existed; Axes is being replaced" % key)
"key {!r} already existed; Axes is being replaced".format(key))
# I don't think the above should ever happen.

if a in self:
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8 changes: 3 additions & 5 deletions lib/matplotlib/transforms.py
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Expand Up @@ -1156,11 +1156,9 @@ def __radd__(self, other):
raise TypeError(
"Can not add Transform to object of type '%s'" % type(other))

def __eq__(self, other):
# equality is based on transform object id. Hence:
# Transform() != Transform().
# Some classes, such as TransformWrapper & AffineBase, will override.
return self is other
# Equality is based on object identity for `Transform`s (so we don't
# override `__eq__`), but some subclasses, such as TransformWrapper &
# AffineBase, override this behavior.

def _iter_break_from_left_to_right(self):
"""
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