Upgrade to isort 5 (#4323)

This now also reformats imports not at the top of files.

third_party/2and3/decorator.pyi

@@ -8,8 +8,7 @@ _T = TypeVar("_T")
 def get_init(cls): ...
 
 if sys.version_info >= (3,):
-    from inspect import iscoroutinefunction as iscoroutinefunction
-    from inspect import getfullargspec as getfullargspec
+    from inspect import getfullargspec as getfullargspec, iscoroutinefunction as iscoroutinefunction
 else:
     class FullArgSpec(NamedTuple):
         args: List[str]

third_party/2and3/jinja2/environment.pyi

@@ -6,7 +6,7 @@ from .loaders import BaseLoader
 from .runtime import Context, Undefined
 
 if sys.version_info >= (3, 6):
-    from typing import Awaitable, AsyncIterator
+    from typing import AsyncIterator, Awaitable
 
 def get_spontaneous_environment(*args): ...
 def create_cache(size): ...

third_party/2and3/requests/packages/urllib3/connection.pyi

@@ -9,14 +9,12 @@ from .packages import ssl_match_hostname
 from .util import ssl_
 
 if sys.version_info < (3, 0):
-    from httplib import HTTPConnection as _HTTPConnection
-    from httplib import HTTPException as HTTPException
+    from httplib import HTTPConnection as _HTTPConnection, HTTPException as HTTPException
     class ConnectionError(Exception): ...
 
 else:
-    from http.client import HTTPConnection as _HTTPConnection
-    from http.client import HTTPException as HTTPException
     from builtins import ConnectionError as ConnectionError
+    from http.client import HTTPConnection as _HTTPConnection, HTTPException as HTTPException
 
 class DummyConnection: ...
 

third_party/2and3/typing_extensions.pyi

@@ -70,11 +70,13 @@ if sys.version_info >= (3, 3):
     from typing import ChainMap as ChainMap
 
 if sys.version_info >= (3, 5):
-    from typing import AsyncIterable as AsyncIterable
-    from typing import AsyncIterator as AsyncIterator
-    from typing import AsyncContextManager as AsyncContextManager
-    from typing import Awaitable as Awaitable
-    from typing import Coroutine as Coroutine
+    from typing import (
+        AsyncContextManager as AsyncContextManager,
+        AsyncIterable as AsyncIterable,
+        AsyncIterator as AsyncIterator,
+        Awaitable as Awaitable,
+        Coroutine as Coroutine,
+    )
 
 if sys.version_info >= (3, 6):
     from typing import AsyncGenerator as AsyncGenerator

third_party/2and3/werkzeug/serving.pyi

@@ -2,11 +2,11 @@ import sys
 from typing import Any, Optional
 
 if sys.version_info < (3,):
+    from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
     from SocketServer import ThreadingMixIn
-    from BaseHTTPServer import HTTPServer, BaseHTTPRequestHandler
 else:
+    from http.server import BaseHTTPRequestHandler, HTTPServer
     from socketserver import ThreadingMixIn
-    from http.server import HTTPServer, BaseHTTPRequestHandler
 
 if sys.platform == "win32":
     class ForkingMixIn(object): ...

third_party/2and3/werkzeug/test.pyi

@@ -4,11 +4,11 @@ from typing import Any, Generic, Optional, Text, Tuple, Type, TypeVar, overload
 from typing_extensions import Literal
 
 if sys.version_info < (3,):
-    from urllib2 import Request as U2Request
     from cookielib import CookieJar
+    from urllib2 import Request as U2Request
 else:
-    from urllib.request import Request as U2Request
     from http.cookiejar import CookieJar
+    from urllib.request import Request as U2Request
 
 def stream_encode_multipart(
     values, use_tempfile: int = ..., threshold=..., boundary: Optional[Any] = ..., charset: Text = ...