some boards don't provide traceback, but adafruit_asyncio seems to require it
if #57 is considered an issue (and not an intended behavior) then this should fx it by adding a minimal implementation of traceback's print_exception that works good enough in those cases so asyncio can still be used and there's still a reasonable path for debugging
some boards don't provide traceback, but adafruit_asyncio seems to require it
if #57 is considered an issue (and not an intended behavior) then this should fx it by adding a minimal implementation of traceback's
print_exceptionthat works good enough in those cases so asyncio can still be used and there's still a reasonable path for debuggingfixes #57