pdb.py 文件源码

def do_inspect(self, arg):
        obj = self._getval(arg)

        data = OrderedDict()
        data['Type'] = type(obj).__name__
        data['String Form'] = str(obj).strip()
        try:
            data['Length'] = len(obj)
        except TypeError:
            pass
        try:
            data['File'] = inspect.getabsfile(obj)
        except TypeError:
            pass

        if (isinstance(obj, type)
                and hasattr(obj, '__init__')
                and getattr(obj, '__module__') != '__builtin__'):
            # Class - show definition and docstring for constructor
            data['Docstring'] = obj.__doc__
            data['Constructor information'] = ''
            try:
                data[' Definition'] = '%s%s' % (arg, signature(obj))
            except ValueError:
                pass
            data[' Docstring'] = obj.__init__.__doc__
        else:
            try:
                data['Definition'] = '%s%s' % (arg, signature(obj))
            except (TypeError, ValueError):
                pass
            data['Docstring'] = obj.__doc__

        for key, value in data.items():
            formatted_key = Color.set(Color.red, key + ':')
            self.stdout.write('%-28s %s\n' % (formatted_key, value))