From c0e83a4ff1b67561024d1896352ce2cb2af578dc Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sat, 4 Nov 2017 11:21:05 +0530
Subject: [PATCH] Fix diff standalone window being a dialog window instead of a
 normal window

---
 src/calibre/gui2/tweak_book/diff/main.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/calibre/gui2/tweak_book/diff/main.py b/src/calibre/gui2/tweak_book/diff/main.py
index fc11dd1b13..7549b9e48a 100644
--- a/src/calibre/gui2/tweak_book/diff/main.py
+++ b/src/calibre/gui2/tweak_book/diff/main.py
@@ -490,8 +490,10 @@ def main(args=sys.argv):
     d = Diff(show_as_window=True)
     func = getattr(d, attr)
     QTimer.singleShot(0, lambda : func(left, right))
-    d.exec_()
+    d.show()
+    app.exec_()
     return 0
 
+
 if __name__ == '__main__':
     main()