code: def _mplain_word_separator(self):
          
          word_separator = gf.safe_get(self.parameters, gc.PPN_TASK_IS_TEXT_MPLAIN_WORD_SEPARATOR, u" ")
          if (word_separator is None) or (word_separator == "space"):
              return u" "
          elif word_separator == "equal":
              return u"="
          elif word_separator == "pipe":
              return u"|"
          elif word_separator == "tab":
              return u"\u0009"
          return word_separator
docs: Get the word separator to split words in mplain format.
  
          :rtype: string