From 20dfaac6b80ad42851d82f9d2be376e098f0a5ba Mon Sep 17 00:00:00 2001
From: ptmcg <ptmcg@austin.rr.com>
Date: Sat, 27 Jun 2020 08:26:16 -0500
Subject: Add make_diagram.py to examples to demonstrate creating railroad
 diags for selected examples

---
 examples/select_parser.py | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'examples/select_parser.py')

diff --git a/examples/select_parser.py b/examples/select_parser.py
index 652a448..8779212 100644
--- a/examples/select_parser.py
+++ b/examples/select_parser.py
@@ -188,7 +188,7 @@ select_stmt << (
 select_stmt.ignore(comment)
 
 
-if __name__ == "__main__":
+def main():
     tests = """\
         select * from xyzzy where z > 100
         select * from xyzzy where z > 100 order by zz
@@ -233,4 +233,8 @@ if __name__ == "__main__":
 
     success, _ = select_stmt.runTests(tests)
     print("\n{}".format("OK" if success else "FAIL"))
-    sys.exit(0 if success else 1)
+    return 0 if success else 1
+
+
+if __name__ == "__main__":
+    main()
-- 
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