Returns the full user record for the single user with the provided ID.

        Parameters
        ----------
        user : {String} An identifier for the user. Can be one of an email address,
        the globally unique identifier for the user, or the keyword `me`
        to indicate the current user making the request.
        [params] : {Object} Parameters for the request

def find_by_id(self, user, params={}, **options): 
        """Returns the full user record for the single user with the provided ID.

        Parameters
        ----------
        user : {String} An identifier for the user. Can be one of an email address,
        the globally unique identifier for the user, or the keyword `me`
        to indicate the current user making the request.
        [params] : {Object} Parameters for the request
        """
        path = "/users/%s" % (user)
        return self.client.get(path, params, **options)