typing: add an assertion instead of blacklisting mercurial/extensions.py Differential Revision: https://phab.mercurial-scm.org/D10175

debug: convert a few exceptions to bytes before wrapping in another error Caught by pytype: File "/mnt/c/Users/Matt/hg/mercurial/debugcommands.py", line 2118, in debugmanifestfulltextcache: Function Abort.__init__ was called with the wrong arguments [wrong-arg-types] Expected: (self, message: Union[bytearray, bytes, memoryview], ...) Actually passed: (self, message: mercurial.error.LookupError, ...) File "/mnt/c/Users/Matt/hg/mercurial/debugcommands.py", line 2453, in debugobsolete: Function _bytestr.__init__ was called with the wrong arguments [wrong-arg-types] Expected: (self, ints: Iterable[int]) Actually passed: (self, ints: ValueError) The following methods aren't implemented on ValueError: __iter__ Differential Revision: https://phab.mercurial-scm.org/D10174