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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def abbrev_hook(self, data: cmd2.plugin.PostparsingData) -> cmd2.plugin.PostparsingData: """Accept unique abbreviated commands"""

        func = self.cmd_func(data.statement.command)
        if func is None:
            # check if the entered command might be an abbreviation
            possible_cmds = [cmd for cmd in self.get_all_commands() if cmd.startswith(data.statement.command)]
            if len(possible_cmds) == 1:
                raw = data.statement.raw.replace(data.statement.command, possible_cmds[0], 1)
                data.statement = self.statement_parser.parse(raw)
        return data