class_docstr: Store arguments and keywords to pass to add_argument_group().
  
  Instances also serve to decorate command methods.
docstr: Add this object's information to the parser.
          
docstr_tok: ["Add","this","object","'s","information","to","the","parser","."]
code: def add_to_parser(self, parser, group):
      """Add this object's information to the parser."""
      return parser.add_argument_group(*self.args, **self.kwds)
  
imports: import argparse
  import re
  from IPython.core.error import UsageError
  from IPython.utils.decorators import undoc
  from IPython.utils.process import arg_split
  from IPython.utils.text import dedent
label_desc: Use image node_id 1 for calling the argument_group obj's underlying member method code with example usage: obj.add_to_parser(parser, group) and returns: parser