update to python3.7

lib/python3.7/idlelib/idle_test/template.py

@@ -0,0 +1,30 @@
+"Test , coverage %."
+
+from idlelib import zzdummy
+import unittest
+from test.support import requires
+from tkinter import Tk
+
+
+class Test(unittest.TestCase):
+
+    @classmethod
+    def setUpClass(cls):
+        requires('gui')
+        cls.root = Tk()
+        cls.root.withdraw()
+
+    @classmethod
+    def tearDownClass(cls):
+        cls.root.update_idletasks()
+##        for id in cls.root.tk.call('after', 'info'):
+##            cls.root.after_cancel(id)  # Need for EditorWindow.
+        cls.root.destroy()
+        del cls.root
+
+    def test_init(self):
+        self.assertTrue(True)
+
+
+if __name__ == '__main__':
+    unittest.main(verbosity=2)