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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 login(self, username, password, state=None, sync=True):
 """Authenticate to Google with the provided credentials & sync. Args: email (str):
 The account to use. password (str):
 The account password. state (dict):
 Serialized state to load. Raises: LoginException: If there was a problem logging in. """

        auth = APIAuth(self.OAUTH_SCOPES)

        ret = auth.login(username, password, get_mac())
        if ret:
            self.load(auth, state, sync)

        return ret