Deletes a table, if it exists.

           :param table:
           :type table: BQTable

def delete_table(self, table):
        """Deletes a table, if it exists.

           :param table:
           :type table: BQTable
        """

        if not self.table_exists(table):
            return

        self.client.tables().delete(projectId=table.project_id,
                                    datasetId=table.dataset_id,
                                    tableId=table.table_id).execute()