initial creation

py3interm/EXAMPLES/deco_debug.py

@@ -0,0 +1,36 @@
+#!/usr/bin/env python
+
+from functools import wraps
+
+
+def debugger(old_func):  # <1>
+
+    @wraps(old_func)  # <2>
+    def new_func(*args, **kwargs):  # <3>
+        print("*" * 40)  # <4>
+        print("** function", old_func.__name__, "**")  # <4>
+
+        if args:  # <4>
+            print("\targs are ", args)
+        if kwargs:  # <4>
+            print("\tkwargs are ", kwargs)
+
+        print("*" * 40)  # <4>
+
+        return old_func(*args, **kwargs)  # <5>
+
+    return new_func  # <6>
+
+
+@debugger  # <7>
+def hello(greeting, whom='world'):
+    print("{}, {}".format(greeting, whom))
+
+
+hello('hello', 'world')  # <8>
+print()
+
+hello('hi', 'Earth')
+print()
+
+hello('greetings')