[3.8] bpo-41944: No longer call eval() on content received via HTTP in the CJK codec tests (GH-22566) by miss-islington · Pull Request #22577 · python/cpython
def _test_mapping_file_plain(self): unichrs = lambda s: ''.join(map(chr, map(eval, s.split('+')))) def unichrs(s): return ''.join(chr(int(x, 16)) for x in s.split('+'))
urt_wa = {}
with self.open_mapping_file() as f: for line in f: if not line: break data = line.split('#')[0].strip().split() data = line.split('#')[0].split() if len(data) != 2: continue
csetval = eval(data[0]) if csetval <= 0x7F: csetch = bytes([csetval & 0xff]) elif csetval >= 0x1000000: csetch = bytes([(csetval >> 24), ((csetval >> 16) & 0xff), ((csetval >> 8) & 0xff), (csetval & 0xff)]) elif csetval >= 0x10000: csetch = bytes([(csetval >> 16), ((csetval >> 8) & 0xff), (csetval & 0xff)]) elif csetval >= 0x100: csetch = bytes([(csetval >> 8), (csetval & 0xff)]) else: if data[0][:2] != '0x': self.fail(f"Invalid line: {line!r}") csetch = bytes.fromhex(data[0][2:]) if len(csetch) == 1 and 0x80 <= csetch[0]: continue
unich = unichrs(data[1])