python · serhiy-storchaka · Sep 24, 2017 · Sep 24, 2017
diff --git a/Doc/library/tkinter.ttk.rst b/Doc/library/tkinter.ttk.rst
@@ -1099,26 +1099,42 @@ ttk.Treeview
      If *selop* is not specified, returns selected items. Otherwise, it will
      act according to the following selection methods.

+      .. deprecated-removed:: 3.6 3.8
+         Using ``selection()`` for changing the selection state is deprecated.
+         Use the following selection methods instead.

-   .. method:: selection_set(items)
+
+   .. method:: selection_set(*items)

      *items* becomes the new selection.

+      .. versionchanged:: 3.6
+         *items* can be passed as separate arguments, not just as a single tuple.
+

-   .. method:: selection_add(items)
+   .. method:: selection_add(*items)

      Add *items* to the selection.

+      .. versionchanged:: 3.6
+         *items* can be passed as separate arguments, not just as a single tuple.
+

-   .. method:: selection_remove(items)
+   .. method:: selection_remove(*items)

      Remove *items* from the selection.

+      .. versionchanged:: 3.6
+         *items* can be passed as separate arguments, not just as a single tuple.

-   .. method:: selection_toggle(items)
+
+   .. method:: selection_toggle(*items)

      Toggle the selection state of each item in *items*.

+      .. versionchanged:: 3.6
+         *items* can be passed as separate arguments, not just as a single tuple.
+

   .. method:: set(item, column=None, value=None)


diff --git a/Lib/tkinter/test/test_ttk/test_widgets.py b/Lib/tkinter/test/test_ttk/test_widgets.py
@@ -1556,7 +1556,7 @@ def test_selection(self):
        self.tv.selection_toggle((c1, c3))
        self.assertEqual(self.tv.selection(), (c3, item2))

-        if sys.version_info >= (3, 7):
+        if sys.version_info >= (3, 8):
            import warnings
            warnings.warn(
                'Deprecated API of Treeview.selection() should be removed')

diff --git a/Lib/tkinter/ttk.py b/Lib/tkinter/ttk.py
@@ -1404,13 +1404,13 @@ def selection(self, selop=_sentinel, items=None):
            import warnings
            warnings.warn(
                "The selop=None argument of selection() is deprecated "
-                "and will be removed in Python 3.7",
+                "and will be removed in Python 3.8",
                DeprecationWarning, 3)
        elif selop in ('set', 'add', 'remove', 'toggle'):
            import warnings
            warnings.warn(
                "The selop argument of selection() is deprecated "
-                "and will be removed in Python 3.7, "
+                "and will be removed in Python 3.8, "
                "use selection_%s() instead" % (selop,),
                DeprecationWarning, 3)
        else: