code: def word2features(sent, i, template):
      features = []
      for token_syntax in template:
          features.extend(template2features(sent, i, token_syntax))
      return features
  
file_path: underthesea/underthesea/pipeline/pos_tag/tagged_feature.py
imports: import re
  from underthesea.corpus import DictionaryLoader
label_desc: Use image node_id 8 for calling a global function with example usage: word2features(sent, i, template) and returns: features