Fix License URL display and add test to check for license url presence.
Fixes issue #18206 Patch contributed by  Berker Peksag and py.user
diff --git a/Lib/site.py b/Lib/site.py
index 13e7336..7e09701 100644
--- a/Lib/site.py
+++ b/Lib/site.py
@@ -451,7 +451,8 @@
     for supporting Python development.  See www.python.org for more information.""")
     here = os.path.dirname(os.__file__)
     builtins.license = _Printer(
-        "license", "See http://www.python.org/%.3s/license.html" % sys.version,
+        "license",
+        "See http://www.python.org/download/releases/%.5s/license/" % sys.version,
         ["LICENSE.txt", "LICENSE"],
         [os.path.join(here, os.pardir), here, os.curdir])