Function map_httpcore_exceptions

httpx/_transports/default.py:96–118

()

@contextlib.contextmanager
def map_httpcore_exceptions() -> typing.Iterator[None]:
    global HTTPCORE_EXC_MAP
    if len(HTTPCORE_EXC_MAP) == 0:
        HTTPCORE_EXC_MAP = _load_httpcore_exceptions()
    try:
        yield
    except Exception as exc:
        mapped_exc = None

        for from_exc, to_exc in HTTPCORE_EXC_MAP.items():
            if not isinstance(exc, from_exc):
                continue
            # We want to map to the most specific exception we can find.
            # Eg if `exc` is an `httpcore.ReadTimeout`, we want to map to
            # `httpx.ReadTimeout`, not just `httpx.TimeoutException`.
            if mapped_exc is None or issubclass(to_exc, mapped_exc):
                mapped_exc = to_exc

        if mapped_exc is None:  # pragma: no cover
            raise

        message = str(exc)
        raise mapped_exc(message) from exc


class ResponseStream(SyncByteStream):