code: def __init__(self, name_matcher):
      from nltk.tokenize import RegexpTokenizer
  
      self._name_matcher = name_matcher
      self._hashtag_extract = RegexpTokenizer(
          "(#[A-Za-z][A-Za-z0-9-_]+)"
      )
      self._at_extract = RegexpTokenizer("(@[A-Za-z][A-Za-z0-9-_]+)")
  
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 1 to create a new HashtagMatch object  with example: obj = HashtagMatch(name_matcher)