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@ -254,7 +254,10 @@ class Editor(QMainWindow):
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m.addAction(actions['rename-block-tag-%s' % name])
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def break_cycles(self):
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self.modification_state_changed.disconnect()
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try:
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self.modification_state_changed.disconnect()
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except TypeError:
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pass # in case this signal was never connected
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self.undo_redo_state_changed.disconnect()
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self.copy_available_state_changed.disconnect()
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self.cursor_position_changed.disconnect()
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