updated for version 7.3.881

Problem:    Python list does not work correctly.
Solution:   Fix it and add a test. (Yukihiro Nakadaira)

src/if_py_both.h

@@ -1139,7 +1139,7 @@ ListSlice(PyObject *self, Py_ssize_t first, Py_ssize_t last)
 
     for (i = 0; i < n; ++i)
     {
-	PyObject	*item = ListItem(self, i);
+	PyObject	*item = ListItem(self, first + i);
 	if (item == NULL)
 	{
 	    Py_DECREF(list);

src/testdir/test86.in

@@ -321,6 +321,31 @@ EOF
 :py trace_main()
 :py sys.settrace(None)
 :$put =string(l)
+:"
+:" Slice
+:py ll = vim.bindeval('[0, 1, 2, 3, 4, 5]')
+:py l = ll[:4]
+:$put =string(pyeval('l'))
+:py l = ll[2:]
+:$put =string(pyeval('l'))
+:py l = ll[:-4]
+:$put =string(pyeval('l'))
+:py l = ll[-2:]
+:$put =string(pyeval('l'))
+:py l = ll[2:4]
+:$put =string(pyeval('l'))
+:py l = ll[4:2]
+:$put =string(pyeval('l'))
+:py l = ll[-4:-2]
+:$put =string(pyeval('l'))
+:py l = ll[-2:-4]
+:$put =string(pyeval('l'))
+:py l = ll[:]
+:$put =string(pyeval('l'))
+:py l = ll[0:6]
+:$put =string(pyeval('l'))
+:py l = ll[-10:10]
+:$put =string(pyeval('l'))
 :endfun
 :"
 :call Test()

src/testdir/test86.ok

@@ -65,3 +65,14 @@ undefined_name:	Vim(let):Trace
 vim:	Vim(let):E859:
 [1]
 [1, 10, 11, 10, 11, 10, 11, 10, 11, 10, 11, 10, 1]
+[0, 1, 2, 3]
+[2, 3, 4, 5]
+[0, 1]
+[4, 5]
+[2, 3]
+[]
+[2, 3]
+[]
+[0, 1, 2, 3, 4, 5]
+[0, 1, 2, 3, 4, 5]
+[0, 1, 2, 3, 4, 5]

src/version.c

@@ -728,6 +728,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    881,
 /**/
     880,
 /**/