initial creation

py3interm/EXAMPLES/using_main.py

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+#!/usr/bin/env python
+import sys
+
+
+# other imports  (standard library, standard non-library, local)
+
+# constants (AKA global variables)
+
+# main function
+def main(args):  # <1>
+    function1()
+    function2()
+
+
+# other functions
+def function1():
+    print("hello from function1()")
+
+
+def function2():
+    print("hello from function2()")
+
+
+if __name__ == '__main__':
+    main(sys.argv[1:])  # <2>