Method assertNotStartsWith

Lib/unittest/case.py:1489–1503

(self, s, prefix, msg=None)

        self.fail(self._formatMessage(msg, standardMsg))

    def assertNotStartsWith(self, s, prefix, msg=None):
        try:
            if not s.startswith(prefix):
                return
        except (AttributeError, TypeError):
            self._tail_type_check(s, prefix, msg)
            raise
        if isinstance(prefix, tuple):
            for x in prefix:
                if s.startswith(x):
                    prefix = x
                    break
        a = safe_repr(s, short=True)
        b = safe_repr(prefix)
        self.fail(self._formatMessage(msg, f"{a} starts with {b}"))

    def assertEndsWith(self, s, suffix, msg=None):
        try: