project.py 文件源码

def load_data(self, uid: str, prefix: str):
        """
        Load data from a specified group (prefix) - gps or gravity, from the projects HDF5 store.
        :param str uid: Datafile Unique Identifier
        :param str prefix: Data type prefix [gps or gravity]
        :return:
        """
        with HDFStore(str(self.hdf_path)) as store:
            try:
                data = store.get('{}/{}'.format(prefix, uid))
            except KeyError:
                return None
            else:
                return data