def indentBlock(block):
            cursor = cursorAtSpaceEnd(block)
            cursor.insertText(' ' if withSpace else self.text())
def __enter__(self):
        entering = not transaction_states[self.using]
        transaction_states[self.using].begin()
        self._no_monkey.__enter__(self)
        if entering:
            on_commit(transaction_states[self.using].commit, self.using)