docstr: Creates the custom metadata based on the information.
docstr_tok: ["Creates","the","custom","metadata","based","on","the","information","."]
code: def create_metadata(self) -> _metadata_fb.CustomMetadataT:
      """Creates the custom metadata based on the information."""
      custom_metadata_field = _metadata_fb.CustomMetadataT()
      custom_metadata_field.name = self.name
      custom_metadata_field.data = b"\x01\x02"
      return custom_metadata_field
  
imports: import os
  import tempfile
  from absl.testing import absltest
  from mediapipe.tasks.metadata import metadata_schema_py_generated
  from mediapipe.tasks.python.metadata.metadata_writers import metadata_info
  from mediapipe.tasks.python.metadata.metadata_writers import metadata_writer
  from mediapipe.tasks.python.test import test_utils
label_desc: Use image node_id 1 for calling the TestCustomMetadataMd obj's underlying member method code with example usage: obj.create_metadata() and returns: custom_metadata_field