def unescape_leaves(self):
        unescaped_leaves = []
        for leaf in self.leaves():
            unescaped_leaves.append(unescape_penn_special_word(leaf))

        return unescaped_leaves
 def unescape_leaves(self):
     unescaped_leaves = []
     for leaf in self.leaves():
         unescaped_leaves.append(unescape_penn_special_word(leaf))
     
     return unescaped_leaves
 def unescape(self, mystr):
     #return replace_words(mystr.lower(), self.penn_special_chars)
     return unescape_penn_special_word(mystr)
 def unescape(self, mystr):
     #return replace_words(mystr.lower(), self.penn_special_chars)
     return unescape_penn_special_word(mystr)