code: def filter_character(self, w):
      for c in ["@", ".", "|", "/", ":", "#"]:
          if c in w:
              return True
      return False
  
imports: from sematch.utility import FileIO
  from nltk.stem import WordNetLemmatizer
  from nltk.corpus import wordnet
  import nltk
  from collections import Counter
  import itertools
  import string
  import re
label_desc: Use image node_id 3 for calling the FeatureExtractor obj's underlying member method code with example usage: obj.filter_character(w) and returns: False, True