code: def test(script):
      return _has_imports(
          script, [r"keras\.?", r"tensorflow\.?"]
      ) and _has_call(script, ["fit", "predict"])
  
imports: import os
  import re
  from guild import config
  from guild import op_util
  from guild import plugin
  from guild import python_util
  from guild import summary
  from .python_script import PythonScriptModelProxy
  from .python_script import PythonScriptOpdefSupport
label_desc: Use image node_id 1 for calling the Keras obj's underlying member method code with example usage: obj.test(script) and returns: unknown