Merge branch 'fix_windows_external_open_354' into 'master'

meld/melddoc.py: Fix windows external open (#354)

See merge request GNOME/meld!60

Author: kaiw

meld/melddoc.py

@@ -16,6 +16,7 @@
 
 import enum
 import logging
+import os
 import pipes
 import shlex
 import string
@@ -127,7 +128,7 @@ def os_open(path: str, uri: str):
             if not path:
                 return
             if sys.platform == "win32":
-                subprocess.Popen(["start", path], shell=True)
+                os.startfile(path)
             elif sys.platform == "darwin":
                 subprocess.Popen(["open", path])
             else: