code: def shell_config_cmd(argv):
      "Prints the path for the current $SHELL helper file"
      shell = supported_shell()
      if shell:
          print(pew_site / 'shell_config' / ('init.' + shell))
      else:
          err('Completions and prompts are unavailable for %s' %
              repr(os.environ.get('SHELL', ''))f shell_config_cmd(argv):
      "Prints the path for the current $SHELL helper file"
      shell = supported_shell()
      if shell:
          print(pew_site / 'shell_config' / ('init.' + shell))
      else:
          err('Completions and prompts are unavailable for %s' %
              repr(os.environ.get('SHELL', '')))
docs: Prints the path for the current $SHELL helper file