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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 authenticate(self, reauth=False):
 """ Authenticate with the API and return an authentication token. """

        auth_url = BASE_URL + "/rest/user"
        payload = {'email': self.email, 'password': self.password}
        arequest = requests.get(auth_url, params=payload)
        status = arequest.status_code
        if status != 200:
            if reauth:
                _LOGGER.error("Reauthentication request failed. " + status)
            else:
                _LOGGER.error("Authentication request failed, please check credintials. " + status)
        self.token = arequest.json().get('usertoken')
        if reauth:
            _LOGGER.info("Reauthentication was successful, token updated.")
        else:
            _LOGGER.info("Authentication was successful, token set.")