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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 execute(self, try_limit=5, try_interval=0.5, timeout=30):
 """ Execute this query, retrying based on the supplied parameters. Keyword Args: try_limit (int):
 The number of times to retry the query. try_interval (float):
 The number of seconds to wait between each try (float). timeout (float):
 The maximum number of seconds to spend retrying (float). Returns: The transformed results of the query. Raises: BrokenPromise: The query did not execute without a Selenium error after one or more attempts. """

        return Promise(
            no_error(self._execute),
            u"Executing {!r}".format(self),
            try_limit=try_limit,
            try_interval=try_interval,
            timeout=timeout,
        ).fulfill()