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File Content: `help.py`

from __future__ import absolute_import

from pip.basecommand import Command, SUCCESS
from pip.exceptions import CommandError


class HelpCommand(Command):
    """Show help for commands"""
    name = 'help'
    usage = """
      %prog <command>"""
    summary = 'Show help for commands.'

    def run(self, options, args):
        from pip.commands import commands_dict, get_similar_commands

        try:
            # 'pip help' with no args is handled by pip.__init__.parseopt()
            cmd_name = args[0]  # the command we need help for
        except IndexError:
            return SUCCESS

        if cmd_name not in commands_dict:
            guess = get_similar_commands(cmd_name)

            msg = ['unknown command "%s"' % cmd_name]
            if guess:
                msg.append('maybe you meant "%s"' % guess)

            raise CommandError(' - '.join(msg))

        command = commands_dict[cmd_name]()
        command.parser.print_help()

        return SUCCESS

Name	Size	Permission
__pycache__	---	0755
__init__.py	2244 bytes	0644
check.py	1382 bytes	0644
completion.py	2453 bytes	0644
download.py	7810 bytes	0644
freeze.py	2835 bytes	0644
hash.py	1597 bytes	0644
help.py	982 bytes	0644
install.py	18289 bytes	0644
list.py	11369 bytes	0644
search.py	4502 bytes	0644
show.py	5891 bytes	0644
uninstall.py	2884 bytes	0644
wheel.py	7729 bytes	0644

File Content: help.py

File Content: `help.py`