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fix qapp storage bug

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This commit is contained in:
Luke Campagnola 2018-02-23 17:40:36 -08:00
parent 927fe44ab9
commit 3240f7a435
1 changed files with 5 additions and 4 deletions
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9
pyqtgraph/Qt.py
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@ -274,8 +274,9 @@ if m is not None and list(map(int, m.groups())) < versionReq:
raise Exception('pyqtgraph requires Qt version >= %d.%d (your version is %s)' % (versionReq[0], versionReq[1], QtVersion)) raise Exception('pyqtgraph requires Qt version >= %d.%d (your version is %s)' % (versionReq[0], versionReq[1], QtVersion))
QAPP = None
def mkQApp(): def mkQApp():
app = QtGui.QApplication.instance() global QAPP
if app is None: if QtGui.QApplication.instance() is None:
app = QtGui.QApplication([]) QAPP = QtGui.QApplication([])
return app return QAPP