code: def get_signature_args(fd):
      """
      Extract signature arguments from function definition
      """
      return set([a.arg for a in fd.args.args if a.arg != "self"])
  
imports: import ast
  import pathlib
  import re
label_desc: Use image node_id 2 for calling a global function with example usage: get_signature_args(fd) and returns: set