fix windows_utils.py

Author: lighting9999

Lib/asyncio/windows_utils.py

@@ -32,7 +32,7 @@
 
 def pipe(*, duplex=False, overlapped=(True, True), bufsize=BUFSIZE):
     """Like os.pipe() but with overlapped support and using handles not fds."""
-    address = r'\\.\pipe\python-pipe-{:d}-{:s}'.format(os.getpid(), 
+    address = r'\\.\pipe\python-pipe-{:d}-{:s}'.format(os.getpid(),
                                                        str(uuid.uuid4()))
 
     if duplex: