updated for version 7.4.176
Problem: Dictionary.update() thows an error when used without arguments.
Python programmers don't expect that.
Solution: Make Dictionary.update() without arguments do nothing. (ZyX)
diff --git a/src/testdir/test86.in b/src/testdir/test86.in
index 240e07e..ab5541f 100644
--- a/src/testdir/test86.in
+++ b/src/testdir/test86.in
@@ -39,6 +39,7 @@
py << EOF
d=vim.bindeval('d')
d['1']='asd'
+d.update() # Must not do anything, including throwing errors
d.update(b=[1, 2, f])
d.update((('-1', {'a': 1}),))
d.update({'0': -1})