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Uncaught exns are fatal for PyQt5, so catch them. #7052

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Merged
merged 1 commit into from
Sep 7, 2016
Merged

Uncaught exns are fatal for PyQt5, so catch them. #7052

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6 changes: 5 additions & 1 deletion lib/matplotlib/backends/backend_qt5agg.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,8 +6,9 @@

import six

import sys
import ctypes
import sys
import traceback

from matplotlib.figure import Figure

Expand Down Expand Up @@ -181,6 +182,9 @@ def __draw_idle_agg(self, *args):
try:
FigureCanvasAgg.draw(self)
self.update()
except Exception:
# Uncaught exceptions are fatal for PyQt5, so catch them instead.
traceback.print_exc()
finally:
self._agg_draw_pending = False

Expand Down