code: def frame_checker(frame):
      assert frame.ncol == len(frame.names) == len(frame.types)
      assert set(frame.names) == set(frame.types)
  
imports: import sys
  import h2o
  from tests import pyunit_utils
label_desc: Use image node_id 1 for calling a global function with example usage: frame_checker(frame) without return types