More mypy apeasement on 3.7

.travis.yml

@@ -31,5 +31,5 @@ install:
     - pip install -U . -r requirements-test.txt --upgrade-strategy eager
 
 script:
-    - mypy tractor/  --ignore-missing-imports
+    - mypy tractor/ --ignore-missing-imports
     - pytest tests/ --no-print-logs

requirements-test.txt

@@ -2,3 +2,4 @@ pytest
 pytest-trio
 pdbpp
 mypy
+trio_typing

setup.py

@@ -39,7 +39,6 @@ setup(
     ],
     install_requires=[
         'msgpack', 'trio>0.8', 'async_generator', 'colorlog', 'wrapt',
-        'trio_typing',
     ],
     tests_require=['pytest'],
     python_requires=">=3.7",

tractor/_actor.py

@@ -445,8 +445,8 @@ class Actor:
                     # spin up a task for the requested function
                     log.debug(f"Spawning task for {func}")
                     cs = await self._root_nursery.start(
-                        _invoke, self, cid, chan, func, kwargs,
-                        name=funcname
+                        partial(_invoke, self, cid, chan, func, kwargs),
+                        name=funcname,
                     )
                     # never allow cancelling cancel requests (results in
                     # deadlock and other weird behaviour)
@@ -639,7 +639,7 @@ class Actor:
             # TODO: might want to consider having a separate nursery
             # for the stream handler such that the server can be cancelled
             # whilst leaving existing channels up
-            listeners = await nursery.start(
+            listeners: List[trio.abc.Listener] = await nursery.start(
                 partial(
                     trio.serve_tcp,
                     self._stream_handler,
@@ -650,7 +650,7 @@ class Actor:
                 )
             )
             log.debug(
-                f"Started tcp server(s) on {[l.socket for l in listeners]}")
+                    f"Started tcp server(s) on {[l.socket for l in listeners]}")  # type: ignore
             self._listeners.extend(listeners)
             task_status.started()
 

tractor/_portal.py

@@ -331,7 +331,7 @@ async def open_portal(
         if channel.uid is None:
             await actor._do_handshake(channel)
 
-        msg_loop_cs = await nursery.start(
+        msg_loop_cs: trio.CancelScope = await nursery.start(
             partial(
                 actor._process_messages,
                 channel,

tractor/_spawn.py

@@ -21,7 +21,7 @@ from ._state import current_actor
 from ._actor import Actor
 
 
-_ctx: mp.context.BaseContext = mp.get_context("spawn")
+_ctx: mp.context.BaseContext = mp.get_context("spawn")  # type: ignore
 
 
 def try_set_start_method(name: str) -> mp.context.BaseContext:
@@ -95,7 +95,7 @@ def new_proc(
     else:
         fs_info = (None, None, None, None, None)
 
-    return _ctx.Process(
+    return _ctx.Process(  # type: ignore
         target=actor._fork_main,
         args=(
             bind_addr,