Add type information for asyncio.protocols

stdlib/3.4/asyncio/__init__.pyi

@@ -4,6 +4,12 @@ from asyncio.coroutines import (
     iscoroutinefunction as iscoroutinefunction,
     iscoroutine as iscoroutine,
 )
+from asyncio.protocols import (
+    BaseProtocol as BaseProtocol,
+    Protocol as Protocol,
+    DatagramProtocol as DatagramProtocol,
+    SubprocessProtocol as SubprocessProtocol,
+)
 from asyncio.transports import (
     BaseTransport as BaseTransport,
     ReadTransport as ReadTransport,
@@ -41,6 +47,7 @@ from asyncio.queues import (
 )
 
 __all__ = (coroutines.__all__ +
+            protocols.__all__ +
             transports.__all__ +
             futures.__all__ +
             tasks.__all__ +

stdlib/3.4/asyncio/protocols.pyi

@@ -0,0 +1,25 @@
+from typing import AnyStr
+
+__all__ = ['BaseProtocol', 'Protocol', 'DatagramProtocol',
+           'SubprocessProtocol']
+
+from asyncio import transports
+
+class BaseProtocol:
+    def connection_made(self, transport: transports.BaseTransport) -> None: ...
+    def connection_lost(self, exc: Exception) -> None: ...
+    def pause_writing(self) -> None: ...
+    def resume_writing(self) -> None: ...
+
+class Protocol(BaseProtocol):
+    def data_received(self, data: AnyStr) -> None: ...
+    def eof_received(self) -> bool: ...
+
+class DatagramProtocol(BaseProtocol):
+    def datagram_received(self, data: AnyStr, addr: str) -> None: ...
+    def error_received(self, exc: Exception) -> None: ...
+
+class SubprocessProtocol(BaseProtocol):
+    def pipe_data_received(self, fd: int, data: AnyStr) -> None: ...
+    def pipe_connection_lost(self, fd: int, exc: Exception) -> None: ...
+    def process_exited(self) -> None: ...