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Description
Bug report
Bug summary
Cannot pickle a plot result if use tight_layout method on the plot with datetime objects.
Code for reproduction
import matplotlib.pyplot as plt
import pickle
from datetime import datetime
plot = plt.plot([datetime(1900, 1, 1), datetime(1900, 1, 2)], [1, 2])
plt.gcf().tight_layout()
dump = pickle.dumps(plot)
pickle.loads(dump)Actual outcome
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/Users/user/miniconda3/lib/python3.5/site-packages/matplotlib/dates.py", line 719, in __getattr__
return getattr(self._rrule, name)
...
File "/Users/user/miniconda3/lib/python3.5/site-packages/matplotlib/dates.py", line 719, in __getattr__
return getattr(self._rrule, name)
RecursionError: maximum recursion depth exceeded while calling a Python object
Expected outcome
I expect to have a copy of the plot object.
Matplotlib version
matplotlib v.2.0.0 with Python 3.5.2 installed with conda on linux.
>>> import sys; print(sys.version)
3.5.2 |Continuum Analytics, Inc.| (default, Jul 2 2016, 17:52:12)
[GCC 4.2.1 Compatible Apple LLVM 4.2 (clang-425.0.28)]
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