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author | rahulp13 | 2020-03-17 14:55:41 +0530 |
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committer | rahulp13 | 2020-03-17 14:55:41 +0530 |
commit | 296443137f4288cb030e92859ccfbe3204bc1088 (patch) | |
tree | ca4798c2da1e7244edc3bc108d81b462b537aea2 /lib/python2.7/site-packages/pip/commands/help.py | |
parent | 0db48f6533517ecebfd9f0693f89deca28408b76 (diff) | |
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initial commit
Diffstat (limited to 'lib/python2.7/site-packages/pip/commands/help.py')
-rw-r--r-- | lib/python2.7/site-packages/pip/commands/help.py | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/lib/python2.7/site-packages/pip/commands/help.py b/lib/python2.7/site-packages/pip/commands/help.py new file mode 100644 index 0000000..11722f1 --- /dev/null +++ b/lib/python2.7/site-packages/pip/commands/help.py @@ -0,0 +1,35 @@ +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 |