updated for version 7.3.951
Problem:    Python exceptions have problems.
Solution:   Change some IndexErrors to TypeErrors. Make “line number out of
            range” an IndexError.  Make “unable to get option value” a
            RuntimeError. Make all PyErr_SetString messages start with
            lowercase letter and use _(). (ZyX)
diff --git a/src/testdir/test86.ok b/src/testdir/test86.ok
index 481acae..dd08b37 100644
--- a/src/testdir/test86.ok
+++ b/src/testdir/test86.ok
@@ -102,7 +102,7 @@
   B: 1:1 2:1 3:1 4:1
 >>> previewheight
   p/gopts1: 12
-  inv: 'a'! ValueError
+  inv: 'a'! TypeError
   p/wopts1! KeyError
   inv: 'a'! KeyError
   wopts1! KeyError
@@ -123,7 +123,7 @@
   B: 1:5 2:5 3:5 4:5
 >>> operatorfunc
   p/gopts1: ''
-  inv: 2! ValueError
+  inv: 2! TypeError
   p/wopts1! KeyError
   inv: 2! KeyError
   wopts1! KeyError
@@ -198,9 +198,9 @@
   B: 1:'+2' 2:'+3' 3:'+1' 4:''
 >>> statusline
   p/gopts1: ''
-  inv: 0! ValueError
+  inv: 0! TypeError
   p/wopts1: None
-  inv: 0! ValueError
+  inv: 0! TypeError
   p/bopts1! KeyError
   inv: 0! KeyError
   bopts1! KeyError
@@ -259,7 +259,7 @@
   wopts2! KeyError
   wopts3! KeyError
   p/bopts1: ''
-  inv: 1! ValueError
+  inv: 1! TypeError
   G: ''
   W: 1:'A' 2:'B' 3:'' 4:'C'
   B: 1:'A' 2:'B' 3:'' 4:'C'
@@ -288,14 +288,14 @@
   B: 1:0 2:1 3:0 4:1
 >>> path
   p/gopts1: '.,/usr/include,,'
-  inv: 0! ValueError
+  inv: 0! TypeError
   p/wopts1! KeyError
   inv: 0! KeyError
   wopts1! KeyError
   wopts2! KeyError
   wopts3! KeyError
   p/bopts1: None
-  inv: 0! ValueError
+  inv: 0! TypeError
   G: '.,,'
   W: 1:'.,,' 2:',,' 3:'.,,' 4:'.'
   B: 1:'.,,' 2:',,' 3:'.,,' 4:'.'