<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def datasets_get(self, dataset_name):
 """Issues a request to retrieve information about a dataset. Args: dataset_name: the name of the dataset Returns: A parsed result object. Raises: Exception if there is an error performing the operation. """

    url = Api._ENDPOINT + (Api._DATASETS_PATH % dataset_name)
    return datalab.utils.Http.request(url, credentials=self._credentials)