How to use the textblob.nltk.corpus.reader.framenet.Future function in textblob

def _buildrelationindex(self):
        #print('building relation index...', file=sys.stderr)
        freltypes = PrettyList(x for x in XMLCorpusView(self.abspath("frRelation.xml"),
                                            'frameRelations/frameRelationType',
                                            self._handle_framerelationtype_elt))
        self._freltyp_idx = {}
        self._frel_idx = {}
        self._frel_f_idx = defaultdict(set)
        self._ferel_idx = {}
        
        for freltyp in freltypes:
            self._freltyp_idx[freltyp.ID] = freltyp
            for frel in freltyp.frameRelations:
                supF = frel.superFrame = frel[freltyp.superFrameName] = Future((lambda fID: lambda: self.frame_by_id(fID))(frel.supID))
                subF = frel.subFrame = frel[freltyp.subFrameName] = Future((lambda fID: lambda: self.frame_by_id(fID))(frel.subID))
                self._frel_idx[frel.ID] = frel
                self._frel_f_idx[frel.supID].add(frel.ID)
                self._frel_f_idx[frel.subID].add(frel.ID)
                for ferel in frel.feRelations:
                    ferel.superFrame = supF
                    ferel.subFrame = subF
                    ferel.superFE = Future((lambda fer: lambda: fer.superFrame.FE[fer.superFEName])(ferel))
                    ferel.subFE = Future((lambda fer: lambda: fer.subFrame.FE[fer.subFEName])(ferel))
                    self._ferel_idx[ferel.ID] = ferel
        #print('...done building relation index', file=sys.stderr)

self._frel_f_idx = defaultdict(set)
        self._ferel_idx = {}
        
        for freltyp in freltypes:
            self._freltyp_idx[freltyp.ID] = freltyp
            for frel in freltyp.frameRelations:
                supF = frel.superFrame = frel[freltyp.superFrameName] = Future((lambda fID: lambda: self.frame_by_id(fID))(frel.supID))
                subF = frel.subFrame = frel[freltyp.subFrameName] = Future((lambda fID: lambda: self.frame_by_id(fID))(frel.subID))
                self._frel_idx[frel.ID] = frel
                self._frel_f_idx[frel.supID].add(frel.ID)
                self._frel_f_idx[frel.subID].add(frel.ID)
                for ferel in frel.feRelations:
                    ferel.superFrame = supF
                    ferel.subFrame = subF
                    ferel.superFE = Future((lambda fer: lambda: fer.superFrame.FE[fer.superFEName])(ferel))
                    ferel.subFE = Future((lambda fer: lambda: fer.subFrame.FE[fer.subFEName])(ferel))
                    self._ferel_idx[ferel.ID] = ferel
        #print('...done building relation index', file=sys.stderr)

self._frel_idx = {}
        self._frel_f_idx = defaultdict(set)
        self._ferel_idx = {}
        
        for freltyp in freltypes:
            self._freltyp_idx[freltyp.ID] = freltyp
            for frel in freltyp.frameRelations:
                supF = frel.superFrame = frel[freltyp.superFrameName] = Future((lambda fID: lambda: self.frame_by_id(fID))(frel.supID))
                subF = frel.subFrame = frel[freltyp.subFrameName] = Future((lambda fID: lambda: self.frame_by_id(fID))(frel.subID))
                self._frel_idx[frel.ID] = frel
                self._frel_f_idx[frel.supID].add(frel.ID)
                self._frel_f_idx[frel.subID].add(frel.ID)
                for ferel in frel.feRelations:
                    ferel.superFrame = supF
                    ferel.subFrame = subF
                    ferel.superFE = Future((lambda fer: lambda: fer.superFrame.FE[fer.superFEName])(ferel))
                    ferel.subFE = Future((lambda fer: lambda: fer.subFrame.FE[fer.subFEName])(ferel))
                    self._ferel_idx[ferel.ID] = ferel
        #print('...done building relation index', file=sys.stderr)

frinfo['definition'] = self._strip_tags(sub.text)
            elif sub.tag.endswith('FE') and 'FE' not in ignorekeys:
                feinfo = self._handle_fe_elt(sub)
                frinfo['FE'][feinfo.name] = feinfo
                feinfo['frame'] = frinfo    # backpointer
            elif sub.tag.endswith('FEcoreSet') and 'FEcoreSet' not in ignorekeys:
                coreset = self._handle_fecoreset_elt(sub)
                # assumes all FEs have been loaded before coresets
                frinfo['FEcoreSets'].append(PrettyList(frinfo['FE'][fe.name] for fe in coreset))
            elif sub.tag.endswith('lexUnit') and 'lexUnit' not in ignorekeys:
                luentry = self._handle_framelexunit_elt(sub)
                if luentry['status'] in self._bad_statuses:
                    # problematic LU entry; ignore it
                    continue
                luentry['frame'] = frinfo
                luentry['subCorpus'] = Future((lambda lu: lambda: self._lu_file(lu))(luentry))
                frinfo['lexUnit'][luentry.name] = luentry
                if not self._lu_idx:
                    self._buildluindex()
                self._lu_idx[luentry.ID] = luentry
            elif sub.tag.endswith('semType') and 'semTypes' not in ignorekeys:
                semtypeinfo = self._load_xml_attributes(AttrDict(), sub)
                frinfo['semTypes'].append(self.semtype(semtypeinfo.ID))

        frinfo['frameRelations'] = self.frame_relations(frame=frinfo)
        
        # resolve 'requires' and 'excludes' links between FEs of this frame
        for fe in frinfo.FE.values():
            if fe.requiresFE:
                name, ID = fe.requiresFE.name, fe.requiresFE.ID
                fe.requiresFE = frinfo.FE[name]
                assert fe.requiresFE.ID==ID

def _buildrelationindex(self):
        #print('building relation index...', file=sys.stderr)
        freltypes = PrettyList(x for x in XMLCorpusView(self.abspath("frRelation.xml"),
                                            'frameRelations/frameRelationType',
                                            self._handle_framerelationtype_elt))
        self._freltyp_idx = {}
        self._frel_idx = {}
        self._frel_f_idx = defaultdict(set)
        self._ferel_idx = {}
        
        for freltyp in freltypes:
            self._freltyp_idx[freltyp.ID] = freltyp
            for frel in freltyp.frameRelations:
                supF = frel.superFrame = frel[freltyp.superFrameName] = Future((lambda fID: lambda: self.frame_by_id(fID))(frel.supID))
                subF = frel.subFrame = frel[freltyp.subFrameName] = Future((lambda fID: lambda: self.frame_by_id(fID))(frel.subID))
                self._frel_idx[frel.ID] = frel
                self._frel_f_idx[frel.supID].add(frel.ID)
                self._frel_f_idx[frel.subID].add(frel.ID)
                for ferel in frel.feRelations:
                    ferel.superFrame = supF
                    ferel.subFrame = subF
                    ferel.superFE = Future((lambda fer: lambda: fer.superFrame.FE[fer.superFEName])(ferel))
                    ferel.subFE = Future((lambda fer: lambda: fer.subFrame.FE[fer.subFEName])(ferel))
                    self._ferel_idx[ferel.ID] = ferel
        #print('...done building relation index', file=sys.stderr)