pydoc.py 文件源码

def help(self, request):
        if type(request) is type(''):
            request = request.strip()
            if request == 'help': self.intro()
            elif request == 'keywords': self.listkeywords()
            elif request == 'symbols': self.listsymbols()
            elif request == 'topics': self.listtopics()
            elif request == 'modules': self.listmodules()
            elif request[:8] == 'modules ':
                self.listmodules(split(request)[1])
            elif request in self.symbols: self.showsymbol(request)
            elif request in self.keywords: self.showtopic(request)
            elif request in self.topics: self.showtopic(request)
            elif request: doc(request, 'Help on %s:')
        elif isinstance(request, Helper): self()
        else: doc(request, 'Help on %s:')
        self.output.write('\n')