Issue #19962: The Windows build process now creates "python.bat"
in the root of the source tree, which passes all arguments through
to the most recently built interpreter.
diff --git a/.hgignore b/.hgignore
index c67ffb8..4dc93c4 100644
--- a/.hgignore
+++ b/.hgignore
@@ -18,6 +18,7 @@
 platform$
 pyconfig.h$
 python$
+python.bat$
 python.exe$
 python-config$
 python-config.py$