def MTInterceptorBuild(fCallback):
    '''Parse args and try to build an interceptor from  one of the interceptors in
       jasmin.routing.Interceptors instance to pass it to fCallback'''
    def parse_args_and_call_with_instance(self, *args, **kwargs):
        cmd = args[0]
        arg = args[1]

        # Empty line
        if cmd is None:
            return self.protocol.sendData()
        # Initiate an interceptor from jasmin.routing.Interceptors with sessBuffer content
        if cmd == 'ok':
            # Remove interceptor_class and interceptor_args from self.sessBuffer before checking options
            # as these 2 options are not user-typed
            if len(self.sessBuffer) - 2 < len(self.protocol.sessionCompletitions):
                return self.protocol.sendData('You must set these options before saving: %s' % ', '.join(
                    self.protocol.sessionCompletitions))

            interceptor = {}
            for key, value in self.sessBuffer.iteritems():
                if key not in ['order', 'type', 'interceptor_class', 'interceptor_args']:
                    interceptor[key] = value
            try:
                # Instanciate an Interceptor
                InterceptorInstance = self.sessBuffer['interceptor_class'](**interceptor)

                # Hand the instance to fCallback
                return fCallback(self, self.sessBuffer['order'], InterceptorInstance)
            except Exception, e:
                return self.protocol.sendData('Error: %s' % str(e))
        else:
            # Unknown key
            ia = []
            if 'interceptor_args' in self.sessBuffer:
                ia = self.sessBuffer['interceptor_args']
            if cmd not in MTInterceptorKeyMap and cmd not in ia:
                return self.protocol.sendData('Unknown Interceptor key: %s' % cmd)

            # IF we got the type, check if it's a correct one
            if cmd == 'type':
                _type = None
                for interceptor in MTINTERCEPTORS:
                    if arg.lower() == interceptor.lower():
                        _type = interceptor
                        break

                if _type is None:
                    return self.protocol.sendData(
                        'Unknown MT Interceptor type:%s, available types: %s' % (
                            arg, ', '.join(MTINTERCEPTORS)))
                elif _type == 'DefaultInterceptor':
                    self.sessBuffer['order'] = 0

                # Before setting a new interceptor class, remove any previous interceptor
                # sessBuffer keys
                if 'order' in self.sessBuffer:
                    self.sessBuffer = {'order': self.sessBuffer['order']}
                else:
                    self.sessBuffer = {}

                self.sessBuffer['type'] = _type
                # Interceptor class name must be already imported from jasmin.routing.Interceptors
                # in order to get it from globals()
                self.sessBuffer['interceptor_class'] = globals()[_type]

                # Show Interceptor help and save Interceptor args
                InterceptorClassArgs = inspect.getargspec(self.sessBuffer['interceptor_class'].__init__).args
                if 'self' in InterceptorClassArgs:
                    # Remove 'self' from args
                    InterceptorClassArgs.remove('self')
                self.sessBuffer['interceptor_args'] = InterceptorClassArgs

                if 0 > len(InterceptorClassArgs):
                    # Update completitions
                    self.protocol.sessionCompletitions = MTInterceptorKeyMap.keys()+InterceptorClassArgs

                    return self.protocol.sendData(
                        '%s arguments:\n%s' % (
                            self.sessBuffer['interceptor_class'], ', '.join(InterceptorClassArgs)))
            else:
                # DefaultInterceptor's order is always zero
                if cmd == 'order':
                    if (arg != '0' and 'type' in self.sessBuffer
                            and self.sessBuffer['type'] == 'DefaultInterceptor'):
                        self.sessBuffer['order'] = 0
                        return self.protocol.sendData(
                            'Interceptor order forced to 0 since it is a DefaultInterceptor')
                    elif (arg == '0' and 'type' in self.sessBuffer and
                        self.sessBuffer['type'] != 'DefaultInterceptor'):
                        return self.protocol.sendData(
                            'This interceptor order (0) is reserved for DefaultInterceptor only')
                    elif not arg.isdigit() or int(arg) < 0:
                        return self.protocol.sendData('Interceptor order must be a positive integer')
                    else:
                        arg = int(arg)

                # Validate script
                if cmd == 'script':
                    try:
                        stype, script_path = validate_typed_script(arg)

                        if stype == 'python2':
                            # Open file and get its content
                            with open(script_path, 'r') as content_file:
                                pyCode = content_file.read()

                            # Test compilation of the script
                            compile(pyCode, '', 'exec')
                        else:
                            raise NotImplementedError("Not implemented yet !")
                    except IOError, e:
                        return self.protocol.sendData('[IO]: %s' % str(e))
                    except SyntaxError, e:
                        return self.protocol.sendData('[Syntax]: %s' % str(e))
                    except Exception, e:
                        return self.protocol.sendData('%s' % str(e))
                    else:
                        arg = MTInterceptorScript(pyCode)

                # Validate filters
                if cmd == 'filters':
                    FIDs = arg.split(';')

                    arg = []
                    for fid in FIDs:
                        if fid not in self.protocol.managers['filter'].filters:
                            return self.protocol.sendData('Unknown fid: %s' % (fid))
                        else:
                            _Filter = self.protocol.managers['filter'].filters[fid]

                            if _Filter.__class__.__name__ not in MTFILTERS:
                                return self.protocol.sendData(
                                    '%s#%s is not a valid filter for MTInterceptor (not in MTFILTERS)' % (
                                        _Filter.__class__.__name__, fid
                                    )
                                )
                            else:
                                arg.append(_Filter)

                # Buffer key for later Interceptor initiating
                if cmd not in ia:
                    InterceptorKey = MTInterceptorKeyMap[cmd]
                else:
                    InterceptorKey = cmd
                self.sessBuffer[InterceptorKey] = arg

            return self.protocol.sendData()
    return parse_args_and_call_with_instance
dataset/ETHPy150Open jookies/jasmin/jasmin/protocols/cli/mtinterceptorm.py/MTInterceptorBuild/swapped operands of `>`