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Added bar plot pickle support. #1988

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Merged
merged 1 commit into from
May 10, 2013
Merged

Added bar plot pickle support. #1988

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Added bar plot pickle support.
  • Loading branch information
@pelson
pelson committed May 9, 2013
commit 695e8b547cb8fde49992fdbda4052b01c8d3e56e
7 changes: 7 additions & 0 deletions lib/matplotlib/container.py
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,13 @@ def remove(self):
if self._remove_method:
self._remove_method(self)

def __getstate__(self):
d = self.__dict__.copy()
# remove the unpicklable remove method, this will get re-added on load
# (by the axes) if the artist lives on an axes.
d['_remove_method'] = None
return d

def get_label(self):
"""
Get the label used for this artist in the legend.
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4 changes: 4 additions & 0 deletions lib/matplotlib/tests/test_pickle.py
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Expand Up @@ -114,6 +114,10 @@ def test_simple():
# ax = plt.subplot(121, projection='hammer')
# recursive_pickle(ax, 'figure')
# pickle.dump(ax, BytesIO(), pickle.HIGHEST_PROTOCOL)

plt.figure()
plt.bar(left=range(10), height=range(10))
pickle.dump(plt.gca(), BytesIO(), pickle.HIGHEST_PROTOCOL)


@image_comparison(baseline_images=['multi_pickle'],
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