code: def stringify_model_builder(build_fn):
      """Get the stringified Python source code of `build_fn`
  
      Parameters
      ----------
      build_fn: Callable
          A Keras model-building function
  
      Returns
      -------
      build_fn_str: Strings
          A stringified version of `build_fn`"""
      build_fn_str = remove_comments(getsource(build_fn))
      return build_fn_str
  
imports: from hyperparameter_hunter.utils.file_utils import RetryMakeDirs
  from ast import NodeVisitor, parse
  from inspect import getsource
  from operator import attrgetter
  import os
  import re
label_desc: Use image node_id 1 for calling a global function with example usage: stringify_model_builder(build_fn) and returns: build_fn_str