def test_exceptiondialog():
def f(depth, verbose=False):
if verbose:
print(1 / depth)
else:
1 / depth
return f(depth - 1, verbose)
try:
f(4)
except Exception:
app = QtWidgets.QApplication(sys.argv)
d = GSDViewExceptionDialog()
#d = ExceptionDialog()
d.show()
app.exec_()
print('done.')
def test_exceptiondialog():
def f(depth, verbose=False):
if verbose:
print(1 / depth)
else:
1 / depth
return f(depth - 1, verbose)
try:
f(4)
except Exception:
app = QtWidgets.QApplication(sys.argv)
d = GSDViewExceptionDialog()
# d = ExceptionDialog()
d.show()
app.exec_()
print('done.')
def excepthook(self, exctype, excvalue, tracebackobj):
'''Global function to catch unhandled exceptions.
:param exctype:
exception class
:param excvalue:
exception instance
:param tracebackobj:
traceback object
'''
sys.__excepthook__(exctype, excvalue, tracebackobj)
# No messages for keyboard interruts
if not issubclass(exctype, Exception):
#~ if issubclass(exctype, KeyboardInterrupt):
msg = str(excvalue)
if not msg:
msg = excvalue.__class__.__name__
_log.info(msg)
self.close()
return
# @TODO: check
# Guard for avoiding multiple dialog opening
if hasattr(self, '_busy'):
return
self._busy = True
# @TODO: sometimes a RuntimeError is raised claiming that the
# "underlying C/C++ object has been deleted".
# Try to build the dialog without parent (self) and check
# modality.
dialog = ExceptionDialog(exctype, excvalue, tracebackobj, self)
#dialog.show()
ret = dialog.exec_()
if ret == QtWidgets.QDialog.Rejected:
self.close()
else:
_log.warning('ignoring an unhandled exception may cause '
'program malfunctions.')
