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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 self(self) -> 'EFBChat': """ Set the chat as yourself. In this context, "yourself" means the user behind the master channel. Every channel should relate this to the corresponding target. Returns: EFBChat: This object. """

        self.chat_name = "You"
        self.chat_alias = None
        self.chat_uid = EFBChat.SELF_ID
        self.chat_type = ChatType.User
        return self