Method delete

Lib/idlelib/pyshell.py:357–364

(self, index1, index2=None)

        UndoDelegator.insert(self, index, chars, tags)

    def delete(self, index1, index2=None):
        try:
            if self.delegate.compare(index1, "<", "iomark"):
                self.delegate.bell()
                return
        except TclError:
            pass
        UndoDelegator.delete(self, index1, index2)

    def undo_event(self, event):
        # Temporarily monkey-patch the delegate's .insert() method to