Restores compatibility with Python >=3.9, which removed the custom .error() method in https://github.com/python/cpython/commit/e34bbfd61f405eef89e8aa50672b0b25022de320 Despite the big diff, only a try…except clause is added. --- source/sgmllib.py 2023-03-18 08:57:58.726240606 +0100 +++ source/sgmllib.py 2023-03-18 09:02:01.667568916 +0100 @@ -101,113 +101,116 @@ """Handle the remaining data.""" self.goahead(1) - def error(self, message): - raise SGMLParseError(message) - # Internal -- handle data as far as reasonable. May leave state # and data to be processed by a subsequent call. If 'end' is # true, force handling all data as if followed by EOF marker. def goahead(self, end): - rawdata = self.rawdata - i = 0 - n = len(rawdata) - while i < n: - if self.nomoretags: - self.handle_data(rawdata[i:n]) - i = n - break - match = interesting.search(rawdata, i) - if match: j = match.start() - else: j = n - if i < j: - self.handle_data(rawdata[i:j]) - i = j - if i == n: break - if rawdata[i] == '<': - if starttagopen.match(rawdata, i): + try: + rawdata = self.rawdata + i = 0 + n = len(rawdata) + while i < n: + if self.nomoretags: + self.handle_data(rawdata[i:n]) + i = n + break + match = interesting.search(rawdata, i) + if match: j = match.start() + else: j = n + if i < j: + self.handle_data(rawdata[i:j]) + i = j + if i == n: break + if rawdata[i] == '<': + if starttagopen.match(rawdata, i): + if self.literal: + self.handle_data(rawdata[i]) + i = i+1 + continue + k = self.parse_starttag(i) + if k < 0: break + i = k + continue + if rawdata.startswith(" (i + 1): + self.handle_data("<") + i = i+1 + else: + # incomplete + break + continue + if rawdata.startswith("