code: def test_optional_globals_and_rows_and_cols():
      mt = hl.MatrixTable.from_parts(entries=TestData.entries)
      TestData.assert_no_globals(mt)
      TestData.assert_matches_rows(mt, no_props=True)
      TestData.assert_matches_cols(mt, no_props=True)
      TestData.assert_matches_entries(mt)
  
imports: import pytest
  import hail
label_desc: Use image node_id 7 for calling a global function with example usage: test_optional_globals_and_rows_and_cols() without return types