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@@ -1,6 +1,7 b'' | |||
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1 | 1 | import sys |
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2 | 2 | import os |
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3 | 3 | from IPython.external.qt_for_kernel import QtCore, QtGui |
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4 | from IPython import get_ipython | |
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4 | 5 | |
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5 | 6 | # If we create a QApplication, keep a reference to it so that it doesn't get |
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6 | 7 | # garbage collected. |
@@ -8,6 +9,12 b' _appref = None' | |||
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8 | 9 | _already_warned = False |
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9 | 10 | |
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10 | 11 | |
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12 | def _reclaim_excepthook(): | |
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13 | shell = get_ipython() | |
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14 | if shell is not None: | |
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15 | sys.excepthook = shell.excepthook | |
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16 | ||
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17 | ||
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11 | 18 | def inputhook(context): |
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12 | 19 | global _appref |
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13 | 20 | app = QtCore.QCoreApplication.instance() |
@@ -27,6 +34,13 b' def inputhook(context):' | |||
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27 | 34 | return |
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28 | 35 | QtCore.QCoreApplication.setAttribute(QtCore.Qt.AA_EnableHighDpiScaling) |
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29 | 36 | _appref = app = QtGui.QApplication([" "]) |
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37 | ||
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38 | # "reclaim" IPython sys.excepthook after event loop starts | |
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39 | # without this, it defaults back to BaseIPythonApplication.excepthook | |
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40 | # and exceptions in the Qt event loop are rendered without traceback | |
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41 | # formatting and look like "bug in IPython". | |
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42 | QtCore.QTimer.singleShot(0, _reclaim_excepthook) | |
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43 | ||
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30 | 44 | event_loop = QtCore.QEventLoop(app) |
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31 | 45 | |
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32 | 46 | if sys.platform == 'win32': |
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