code: def update_argument(self, *args, **kargs):
      self.add_argument(*args, **kargs)
  
file_path: dipy/dipy/workflows/base.py
imports: import argparse
  import inspect
  from dipy.workflows.docstring_parser import NumpyDocString
label_desc: Use image node_id 6 for calling the IntrospectiveArgumentParser obj's underlying member method code with example usage: obj.update_argument() without return types