Method append

Lib/test/test_httplib.py:173–177

(self, item)

                list.__init__(self)
                self.content_length = None
            def append(self, item):
                kv = item.split(b':', 1)
                if len(kv) > 1 and kv[0].lower() == b'content-length':
                    self.content_length = kv[1].strip()
                list.append(self, item)

        # Here, we're testing that methods expecting a body get a
        # content-length set to zero if the body is empty (either None or '')