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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 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)