code: def list_():
      '''List available environments and modules'''
  
      environments = cpenv.get_environments()
      modules = cpenv.get_modules()
      click.echo(format_objects(environments + modules, children=True)f list_():
      '''List available environments and modules'''
  
      environments = cpenv.get_environments()
      modules = cpenv.get_modules()
      click.echo(format_objects(environments + modules, children=True))
docs: List available environments and modules