Flake8 fixes (#2549)

* Fix over-indented continuation lines

* Fix under-indented continuation lines

* Fix whitespace around default operator problems

* Limit line lengths

* Fix inconsistent files

stdlib/3/asyncio/events.pyi

@@ -22,8 +22,7 @@ _TransProtPair = Tuple[BaseTransport, BaseProtocol]
 class Handle:
     _cancelled = False
     _args = ...  # type: List[Any]
-    def __init__(self, callback: Callable[..., Any], args: List[Any],
-        loop: AbstractEventLoop) -> None: ...
+    def __init__(self, callback: Callable[..., Any], args: List[Any], loop: AbstractEventLoop) -> None: ...
     def __repr__(self) -> str: ...
     def cancel(self) -> None: ...
     def _run(self) -> None: ...
@@ -90,7 +89,7 @@ class AbstractEventLoop(metaclass=ABCMeta):
     @abstractmethod
     @coroutine
     def run_in_executor(self, executor: Any,
-        func: Callable[..., _T], *args: Any) -> Generator[Any, None, _T]: ...
+                        func: Callable[..., _T], *args: Any) -> Generator[Any, None, _T]: ...
     @abstractmethod
     def set_default_executor(self, executor: Any) -> None: ...
     # Network I/O methods returning Futures.
@@ -99,7 +98,8 @@ class AbstractEventLoop(metaclass=ABCMeta):
     # TODO the "Tuple[Any, ...]" should be "Union[Tuple[str, int], Tuple[str, int, int, int]]" but that triggers
     # https://github.com/python/mypy/issues/2509
     def getaddrinfo(self, host: Optional[str], port: Union[str, int, None], *,
-        family: int = ..., type: int = ..., proto: int = ..., flags: int = ...) -> Generator[Any, None, List[Tuple[int, int, int, str, Tuple[Any, ...]]]]: ...
+                    family: int = ..., type: int = ..., proto: int = ...,
+                    flags: int = ...) -> Generator[Any, None, List[Tuple[int, int, int, str, Tuple[Any, ...]]]]: ...
     @abstractmethod
     @coroutine
     def getnameinfo(self, sockaddr: tuple, flags: int = ...) -> Generator[Any, None, Tuple[str, int]]: ...

stdlib/3/asyncio/streams.pyi

@@ -64,9 +64,9 @@ class FlowControlMixin(protocols.Protocol): ...
 
 class StreamReaderProtocol(FlowControlMixin, protocols.Protocol):
     def __init__(self,
-            stream_reader: StreamReader,
-            client_connected_cb: _ClientConnectedCallback = ...,
-            loop: Optional[events.AbstractEventLoop] = ...) -> None: ...
+                 stream_reader: StreamReader,
+                 client_connected_cb: _ClientConnectedCallback = ...,
+                 loop: Optional[events.AbstractEventLoop] = ...) -> None: ...
     def connection_made(self, transport: transports.BaseTransport) -> None: ...
     def connection_lost(self, exc: Optional[Exception]) -> None: ...
     def data_received(self, data: bytes) -> None: ...
@@ -74,10 +74,10 @@ class StreamReaderProtocol(FlowControlMixin, protocols.Protocol):
 
 class StreamWriter:
     def __init__(self,
-            transport: transports.BaseTransport,
-            protocol: protocols.BaseProtocol,
-            reader: StreamReader,
-            loop: events.AbstractEventLoop) -> None: ...
+                 transport: transports.BaseTransport,
+                 protocol: protocols.BaseProtocol,
+                 reader: StreamReader,
+                 loop: events.AbstractEventLoop) -> None: ...
     @property
     def transport(self) -> transports.BaseTransport: ...
     def write(self, data: bytes) -> None: ...
@@ -91,8 +91,8 @@ class StreamWriter:
 
 class StreamReader:
     def __init__(self,
-            limit: int = ...,
-            loop: Optional[events.AbstractEventLoop] = ...) -> None: ...
+                 limit: int = ...,
+                 loop: Optional[events.AbstractEventLoop] = ...) -> None: ...
     def exception(self) -> Exception: ...
     def set_exception(self, exc: Exception) -> None: ...
     def set_transport(self, transport: transports.BaseTransport) -> None: ...

stdlib/3/asyncio/subprocess.pyi

@@ -29,9 +29,9 @@ class Process:
     stderr = ...  # type: Optional[streams.StreamReader]
     pid = ...  # type: int
     def __init__(self,
-            transport: transports.BaseTransport,
-            protocol: protocols.BaseProtocol,
-            loop: events.AbstractEventLoop) -> None: ...
+                 transport: transports.BaseTransport,
+                 protocol: protocols.BaseProtocol,
+                 loop: events.AbstractEventLoop) -> None: ...
     @property
     def returncode(self) -> int: ...
     @coroutine

stdlib/3/asyncio/tasks.pyi

@@ -53,8 +53,7 @@ def run_coroutine_threadsafe(coro: _FutureT[_T],
                              loop: AbstractEventLoop) -> concurrent.futures.Future[_T]: ...
 def shield(arg: _FutureT[_T], *, loop: AbstractEventLoop = ...) -> Future[_T]: ...
 def sleep(delay: float, result: _T = ..., loop: AbstractEventLoop = ...) -> Future[_T]: ...
-def wait(fs: Iterable[_FutureT[_T]], *, loop: AbstractEventLoop = ...,
-    timeout: Optional[float] = ...,
+def wait(fs: Iterable[_FutureT[_T]], *, loop: AbstractEventLoop = ..., timeout: Optional[float] = ...,
          return_when: str = ...) -> Future[Tuple[Set[Future[_T]], Set[Future[_T]]]]: ...
 def wait_for(fut: _FutureT[_T], timeout: Optional[float],
              *, loop: AbstractEventLoop = ...) -> Future[_T]: ...