How to use the medcat.preprocessing.cleaners.clean_name function in medcat

def prepare_name(cat, name, version='CLEAN'):
    """ Cleans up the name
    """
    name = clean_name(name)

    if version.lower() == 'clean':
        sc_name = cat(name)
        tokens = [str(t.lemma_).lower() for t in sc_name if not t._.is_punct
                  and not t._.to_skip]

    if version.lower() == 'raw':
        sc_name = cat(name)
        tokens = [t.lower_ for t in sc_name if not t._.is_punct
                  and not (t._.to_skip and not t.is_stop)]

    if version.lower() == 'none':
        sc_name = cat(name)
        tokens = [t.lower_ for t in sc_name]

if cui not in self.cdb.cui2names:
                                    _new_cuis.add(cui)

                        if (version == "RAW" and skip_raw) or \
                           (only_existing and cui not in self.cdb.cui2names):
                            continue

                        # Save originals
                        pretty_name = _name
                        original_name = _name
                        name = _name

                        if version == "CLEAN" and add_cleaner is not None:
                            name = add_cleaner(name)

                        name = clean_name(name)

                        # Clean and preprocess the name
                        sc_name = self.nlp(name)
                        if version == 'CLEAN':
                            tokens = [str(t.lemma_).lower() for t in sc_name if not t._.is_punct
                                      and not t._.to_skip]
                        elif version == 'RAW':
                            tokens = [str(t.lower_) for t in sc_name if not t._.is_punct
                                            and not t._.to_skip]

                        tokens_vocab = [t.lower_ for t in sc_name if not t._.is_punct]

                        # Don't allow concept names to be above concept_length_limit
                        if len(tokens) > self.CONCEPT_LENGTH_LIMIT:
                            continue