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Commit f9b67a4

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timhoffmtimhoffm
authored
Merge pull request #10568 from AlexHarn/ratio_fix
Prevent ZeroDivisionError when devicePixelRatio() returns 0
2 parents 6874c42 + d12110f commit f9b67a4
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‎lib/matplotlib/backends/backend_qt5.py

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+2-1Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -269,7 +269,8 @@ def _update_figure_dpi(self):
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def _dpi_ratio(self):
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# Not available on Qt4 or some older Qt5.
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try:
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return self.devicePixelRatio()
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# self.devicePixelRatio() returns 0 in rare cases
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return self.devicePixelRatio() or 1
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except AttributeError:
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return 1
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