34     pub fn unary_call<Req, Resp>(  in unary_call()  argument
36         method: &Method<Req, Resp>,  in unary_call()
39     ) -> Result<Resp> {  in unary_call()  argument
44     pub fn unary_call_async<Req, Resp>(  in unary_call_async()  argument
46         method: &Method<Req, Resp>,  in unary_call_async()
49     ) -> Result<ClientUnaryReceiver<Resp>> {  in unary_call_async()  argument
56     pub fn client_streaming<Req, Resp>(  in client_streaming()  argument
58         method: &Method<Req, Resp>,  in client_streaming()
60     ) -> Result<(ClientCStreamSender<Req>, ClientCStreamReceiver<Resp>)> {  in client_streaming()  argument
67     pub fn server_streaming<Req, Resp>(  in server_streaming()  argument
69         method: &Method<Req, Resp>,  in server_streaming()
72     ) -> Result<ClientSStreamReceiver<Resp>> {  in server_streaming()  argument
81     pub fn duplex_streaming<Req, Resp>(  in duplex_streaming()  argument
83         method: &Method<Req, Resp>,  in duplex_streaming()
85     ) -> Result<(ClientDuplexSender<Req>, ClientDuplexReceiver<Resp>)> {  in duplex_streaming()  argument