#2304: fix incorporating Eric Smith's .format suggestion and tested on Ubuntu as well as Windows
diff --git a/Lib/subprocess.py b/Lib/subprocess.py
index 395b7a3..68de777 100644
--- a/Lib/subprocess.py
+++ b/Lib/subprocess.py
@@ -853,8 +853,8 @@
startupinfo.dwFlags |= _subprocess.STARTF_USESHOWWINDOW
startupinfo.wShowWindow = _subprocess.SW_HIDE
comspec = os.environ.get("COMSPEC", "cmd.exe")
- args = comspec + " /c " + args
- if (_subprocess.GetVersion() >= 0x80000000L or
+ args = '{} /c "{}"'.format (comspec, args)
+ if (_subprocess.GetVersion() >= 0x80000000 or
os.path.basename(comspec).lower() == "command.com"):
# Win9x, or using command.com on NT. We need to
# use the w9xpopen intermediate program. For more