code: def extract_signature_end(function_definition):
      start = function_definition.find("(")
      stop = function_definition.rfind(")")
      return function_definition[start : stop + 1]
  
file_path: autokeras/docs/keras_autodoc/get_signatures.py
imports: import inspect
  import warnings
  import black
  from sphinx.util.inspect import signature
  from sphinx.util.inspect import stringify_signature
  from .None import utils
label_desc: Use image node_id 7 for calling a global function with example usage: extract_signature_end(function_definition) and returns: function_definition