python (3.12.0)

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       1  from optparse import Values
       2  from typing import List
       3  
       4  from pip._internal.cli.base_command import Command
       5  from pip._internal.cli.status_codes import SUCCESS
       6  from pip._internal.exceptions import CommandError
       7  
       8  
       9  class ESC[4;38;5;81mHelpCommand(ESC[4;38;5;149mCommand):
      10      """Show help for commands"""
      11  
      12      usage = """
      13        %prog <command>"""
      14      ignore_require_venv = True
      15  
      16      def run(self, options: Values, args: List[str]) -> int:
      17          from pip._internal.commands import (
      18              commands_dict,
      19              create_command,
      20              get_similar_commands,
      21          )
      22  
      23          try:
      24              # 'pip help' with no args is handled by pip.__init__.parseopt()
      25              cmd_name = args[0]  # the command we need help for
      26          except IndexError:
      27              return SUCCESS
      28  
      29          if cmd_name not in commands_dict:
      30              guess = get_similar_commands(cmd_name)
      31  
      32              msg = [f'unknown command "{cmd_name}"']
      33              if guess:
      34                  msg.append(f'maybe you meant "{guess}"')
      35  
      36              raise CommandError(" - ".join(msg))
      37  
      38          command = create_command(cmd_name)
      39          command.parser.print_help()
      40  
      41          return SUCCESS