diff options
Diffstat (limited to 'jython-tosca-parser/src/main/resources/Lib/site-packages/pip/commands/help.py')
-rw-r--r-- | jython-tosca-parser/src/main/resources/Lib/site-packages/pip/commands/help.py | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/commands/help.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/commands/help.py new file mode 100644 index 0000000..2253387 --- /dev/null +++ b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/commands/help.py @@ -0,0 +1,33 @@ +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, 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: + 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[cmd_name]() + command.parser.print_help() + + return SUCCESS |