Cleanup lgtm errors (aio-libs#3902)

Author: asvetlov

.lgtm.yml

@@ -0,0 +1,2 @@
+queries:
+- exclude: py/unsafe-cyclic-import

aiohttp/connector.py

@@ -975,9 +975,8 @@ async def _create_direct_connection(
                     continue
 
             return transp, proto
-        else:
-            assert last_exc is not None
-            raise last_exc
+        assert last_exc is not None
+        raise last_exc
 
     async def _create_proxy_connection(
             self,

aiohttp/worker.py

@@ -82,7 +82,6 @@ async def _run(self) -> None:
 
         ctx = self._create_ssl_context(self.cfg) if self.cfg.is_ssl else None
 
-        runner = runner
         assert runner is not None
         server = runner.server
         assert server is not None

examples/fake_server.py

@@ -98,8 +98,7 @@ async def main(loop):
     fake_facebook = FakeFacebook()
     info = await fake_facebook.start()
     resolver = FakeResolver(info)
-    connector = aiohttp.TCPConnector(resolver=resolver,
-                                     verify_ssl=False)
+    connector = aiohttp.TCPConnector(resolver=resolver, ssl=False)
 
     async with aiohttp.ClientSession(connector=connector) as session:
         async with session.get('https://graph.facebook.com/v2.7/me',

examples/web_cookies.py

@@ -34,8 +34,8 @@ async def logout(request):
     return resp
 
 
-def init(loop):
-    app = web.Application(loop=loop)
+def init():
+    app = web.Application()
     app.router.add_get('/', root)
     app.router.add_get('/login', login)
     app.router.add_get('/logout', logout)

tools/gen.py

@@ -2,13 +2,15 @@
 
 import aiohttp
 import pathlib
-from aiohttp import hdrs
+import aiohttp.hdrs
+import multidict
 from collections import defaultdict
 import io
 
-headers = [getattr(hdrs, name)
-           for name in dir(hdrs)
-           if isinstance(getattr(hdrs, name), hdrs.istr)]
+headers = [getattr(aiohttp.hdrs, name)
+           for name in dir(aiohttp.hdrs)
+           if isinstance(getattr(aiohttp.hdrs, name), multidict.istr)]
+
 
 def factory():
     return defaultdict(factory)
@@ -26,6 +28,7 @@ def build(headers):
         d[TERMINAL] = hdr
     return dct
 
+
 dct = build(headers)
 
 
@@ -82,6 +85,7 @@ def build(headers):
 }}
 """
 
+
 def gen_prefix(prefix, k):
     if k == '-':
         return prefix + '_'
@@ -148,6 +152,7 @@ def gen_headers(headers):
 # print(gen(dct).getvalue())
 # print(gen_headers(headers).getvalue())
 
+
 folder = pathlib.Path(aiohttp.__file__).parent
 
 with (folder / '_find_header.c').open('w') as f: