code: def test_no_aggregation(self):
      builder = dataframes.QueryBuilder(get_pandas_df(), "privacy_key")
      with self.assertRaisesRegex(
          ValueError, "No aggregations in the query"
      ):
          builder.groupby(
              "group_key",
              max_groups_contributed=1,
              max_contributions_per_group=1,
          ).build_query()
  
imports: from absl.testing import absltest
  from absl.testing import parameterized
  from collections import namedtuple
  import pandas
  from pyspark import sql
  from unittest import mock
  from unittest.mock import patch
  from pipeline_dp import dataframes
  import pipeline_dp
label_desc: Use image node_id 3 for calling the QueryBuilderTest obj's underlying member method code with example usage: obj.test_no_aggregation() without return types