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Fix matplotlib savefig patching

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This commit is contained in:
allegroai 2020-01-21 16:37:26 +02:00
parent c5dd762d9b
commit f0a27127bf
1 changed files with 22 additions and 28 deletions
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50
trains/binding/matplotlib_bind.py
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@ -18,7 +18,6 @@ class PatchedMatplotlib:
_patched_original_plot = None
_patched_original_figure = None
_patched_original_savefig = None
_patched_original_savefig_plt_pylab = None
__patched_original_imshow = None
__patched_original_draw_all = None
__patched_draw_all_recursion_guard = False
@ -51,6 +50,9 @@ class PatchedMatplotlib:
# only once
if PatchedMatplotlib._patched_original_plot is not None:
return True
# make sure we only patch once
PatchedMatplotlib._patched_original_plot = False
# noinspection PyBroadException
try:
# we support matplotlib version 2.0.0 and above
@ -70,26 +72,29 @@ class PatchedMatplotlib:
matplotlib.pyplot.switch_backend('agg')
import matplotlib.pyplot as plt
import matplotlib.figure as figure
import matplotlib.pylab as plt_pylab
from matplotlib import _pylab_helpers
if six.PY2:
PatchedMatplotlib._patched_original_plot = staticmethod(plt.show)
PatchedMatplotlib._patched_original_imshow = staticmethod(plt.imshow)
PatchedMatplotlib._patched_original_figure = staticmethod(figure.Figure.show)
PatchedMatplotlib._patched_original_savefig = staticmethod(plt.savefig)
PatchedMatplotlib._patched_original_savefig_plt_pylab = staticmethod(plt_pylab.savefig)
PatchedMatplotlib._patched_original_savefig = staticmethod(figure.Figure.savefig)
else:
PatchedMatplotlib._patched_original_plot = plt.show
PatchedMatplotlib._patched_original_imshow = plt.imshow
PatchedMatplotlib._patched_original_figure = figure.Figure.show
PatchedMatplotlib._patched_original_savefig = plt.savefig
PatchedMatplotlib._patched_original_savefig_plt_pylab = plt_pylab.savefig
PatchedMatplotlib._patched_original_savefig = figure.Figure.savefig
try:
import matplotlib.pylab as pltlab
if plt.show == pltlab.show:
pltlab.show = PatchedMatplotlib.patched_show
if plt.imshow == pltlab.imshow:
pltlab.imshow = PatchedMatplotlib.patched_imshow
except:
pass
plt.show = PatchedMatplotlib.patched_show
figure.Figure.show = PatchedMatplotlib.patched_figure_show
sys.modules['matplotlib'].pyplot.imshow = PatchedMatplotlib.patched_imshow
sys.modules['matplotlib'].pyplot.savefig = PatchedMatplotlib.patched_savefig
sys.modules['matplotlib'].pylab.savefig = PatchedMatplotlib.patched_savefig_pylab
sys.modules['matplotlib'].figure.Figure.savefig = PatchedMatplotlib.patched_savefig
# patch plotly so we know it failed us.
from plotly.matplotlylib import renderer
renderer.warnings = PatchedMatplotlib._PatchWarnings()
@ -145,7 +150,8 @@ class PatchedMatplotlib:
if PatchedMatplotlib._patched_original_plot is not None:
PatchedMatplotlib._current_task = task
# if matplotlib is not loaded yet, get a callback hook
elif not running_remotely() and 'matplotlib.pyplot' not in sys.modules:
elif not running_remotely() and \
('matplotlib.pyplot' not in sys.modules and 'matplotlib.pylab' not in sys.modules):
PatchedMatplotlib._current_task = task
PostImportHookPatching.add_on_import('matplotlib.pyplot', PatchedMatplotlib.patch_matplotlib)
PostImportHookPatching.add_on_import('matplotlib.pylab', PatchedMatplotlib.patch_matplotlib)
@ -167,31 +173,19 @@ class PatchedMatplotlib:
return ret
@staticmethod
def patched_savefig(*args, **kw):
ret = PatchedMatplotlib._patched_original_savefig(*args, **kw)
PatchedMatplotlib._report_savefig_figure()
return ret
@staticmethod
def patched_savefig_pylab(*args, **kw):
ret = PatchedMatplotlib._patched_original_savefig_plt_pylab(*args, **kw)
PatchedMatplotlib._report_savefig_figure()
return ret
@staticmethod
def _report_savefig_figure():
def patched_savefig(self, *args, **kw):
ret = PatchedMatplotlib._patched_original_savefig(self, *args, **kw)
tid = threading._get_ident() if six.PY2 else threading.get_ident()
if not PatchedMatplotlib._recursion_guard.get(tid):
PatchedMatplotlib._recursion_guard[tid] = True
# noinspection PyBroadException
try:
figures = PatchedMatplotlib._get_output_figures(None, all_figures=True)
for figure in figures:
if figure.canvas.figure:
PatchedMatplotlib._report_figure(stored_figure=figure)
PatchedMatplotlib._report_figure(specific_fig=self, set_active=False)
except Exception:
pass
PatchedMatplotlib._recursion_guard[tid] = False
PatchedMatplotlib._recursion_guard[tid] = False
return ret
@staticmethod
def patched_figure_show(self, *args, **kw):