fix: 修复代理问题

.venv/lib/python3.9/site-packages/httpx_socks/_sync_stream.py

@@ -0,0 +1,40 @@
+import ssl
+import typing
+
+from httpcore._backends.sync import SyncStream as CoreSyncStream
+from httpcore._utils import is_socket_readable
+from python_socks.sync.v2._ssl_transport import SSLTransport
+
+
+class SyncStream(CoreSyncStream):
+    def get_extra_info(self, info: str) -> typing.Any:
+        if info == "ssl_object":
+            if isinstance(self._sock, ssl.SSLSocket):
+                # noinspection PyProtectedMember
+                return self._sock._sslobj  # type: ignore
+            if isinstance(self._sock, SSLTransport):
+                return self._sock.sslobj  # type: ignore
+            return None
+
+        if info == "client_addr":  # pragma: nocover
+            if isinstance(self._sock, SSLTransport):
+                return self._sock.socket.getsockname()
+            else:
+                return self._sock.getsockname()
+
+        if info == "server_addr":  # pragma: nocover
+            if isinstance(self._sock, SSLTransport):
+                return self._sock.socket.getpeername()
+            else:
+                return self._sock.getpeername()
+
+        if info == "socket":  # pragma: nocover
+            return self._sock  # ???
+
+        if info == "is_readable":
+            if isinstance(self._sock, SSLTransport):
+                return is_socket_readable(self._sock.socket)
+            else:
+                return is_socket_readable(self._sock)
+
+        return None  # pragma: nocover