code: def pandas_df(numpy_array):
      return DataFrame(
          numpy_array, columns=["col1", "col2", "col3", "col4"]
      )
  
imports: from __future__ import absolute_import
  import pytest
  from io import BytesIO
  from typing import IO
  import numpy
  from pandas import DataFrame
  from sagemaker.serve import SchemaBuilder, CustomPayloadTranslator
  from sagemaker.serve.builder.schema_builder import JSONSerializerWrapper, CSVSerializerWrapper
  from sagemaker.deserializers import BytesDeserializer, NumpyDeserializer, JSONDeserializer, PandasDeserializer
  from sagemaker.serializers import DataSerializer, NumpySerializer
label_desc: Use image node_id 2 for calling a global function with example usage: pandas_df(numpy_array) and returns: DataFrame