code: def tokenize_documents(docs):
      
      sep = '\n\n'
      texts = []
      for doc in docs:
          text = '\n\n'.join(['\n'.join(para[SENTENCES]) for para in doc[PARAGRAPHS]])
          doc[TEXT] = text
          del doc[PARAGRAPHS]
          texts.append(Text(doc))
      return texts
docs: Convert the imported documents to :py:class:'~estnltk.text.Text' instances.