Method _geterrnoclass

src/_pytest/_py/error.py:68–79

(self, eno: int)

        return cls

    def _geterrnoclass(self, eno: int) -> type[Error]:
        try:
            return self._errno2class[eno]
        except KeyError:
            clsname = errno.errorcode.get(eno, fclass="st">"UnknownErrno{eno}")
            errorcls = type(
                clsname,
                (Error,),
                {class="st">"__module__": class="st">"py.error", class="st">"__doc__": os.strerror(eno)},
            )
            self._errno2class[eno] = errorcls
            return errorcls

    def checked_call(
        self, func: Callable[P, R], *args: P.args, **kwargs: P.kwargs