code: def chunk(keywords, lines):
      
      chunks = dict()
      chunk = []
        
      # Create an empty dictionary using all the keywords
      for keyword in keywords:
          chunks[keyword] = []
      
      # Populate dictionary with lists of chunks associated
      # with the keywords in the list   
      for line in lines:
          if line.strip():
              token = line.split()[0]
              if token in keywords:
                  chunk = [line]   
                  chunks[token].append(chunk)   
              else:
                  chunk.append(line)
  
      return chunks
docs: Divide a file into chunks between
      key words in the list