Update original "Hello, World!" parser to latest coding, plus runTests

1 files changed, 25 insertions, 17 deletions

diff --git a/examples/greeting.py b/examples/greeting.py
index 2e6b241..6b1cfe3 100644
--- a/examples/greeting.py
+++ b/examples/greeting.py
@@ -1,17 +1,25 @@
-# greeting.py

-#

-# Demonstration of the pyparsing module, on the prototypical "Hello, World!"

-# example

-#

-# Copyright 2003, by Paul McGuire

-#

-from pyparsing import Word, alphas

-

-# define grammar

-greet = Word( alphas ) + "," + Word( alphas ) + "!"

-

-# input string

-hello = "Hello, World!"

-

-# parse input string

-print(hello, "->", greet.parseString( hello ))

+# greeting.py
+#
+# Demonstration of the pyparsing module, on the prototypical "Hello, World!"
+# example
+#
+# Copyright 2003, 2019 by Paul McGuire
+#
+import pyparsing as pp
+
+# define grammar
+greet = pp.Word(pp.alphas) + "," + pp.Word(pp.alphas) + pp.oneOf("! ? .")
+
+# input string
+hello = "Hello, World!"
+
+# parse input string
+print(hello, "->", greet.parseString( hello ))
+
+# parse a bunch of input strings
+greet.runTests("""\
+    Hello, World!
+    Ahoy, Matey!
+    Howdy, Pardner!
+    Morning, Neighbor!
+    """)
\ No newline at end of file