Issue #8241: Avoid compiling py2_test_grammar.
diff --git a/Tools/msi/msi.py b/Tools/msi/msi.py
index bf9ef87..c5e630b 100644
--- a/Tools/msi/msi.py
+++ b/Tools/msi/msi.py
@@ -398,7 +398,7 @@
("VerdanaRed9", "Verdana", 9, 255, 0),
])
- compileargs = r'-Wi "[TARGETDIR]Lib\compileall.py" -f -x "bad_coding|badsyntax|site-packages|py3_" "[TARGETDIR]Lib"'
+ compileargs = r'-Wi "[TARGETDIR]Lib\compileall.py" -f -x "bad_coding|badsyntax|site-packages|py3_|py2_test_grammar" "[TARGETDIR]Lib"'
lib2to3args = r'-c "import lib2to3.pygram, lib2to3.patcomp;lib2to3.patcomp.PatternCompiler()"'
# See "CustomAction Table"
add_data(db, "CustomAction", [