Update III Decorators.py

Author: ortizfram

Writing Functions in Python/III Decorators.py

@@ -68,3 +68,32 @@
 """!!!
 co-worker forgot to write a docstring for log_product(),
 To pass a function as an argument to another function, you had to determine which one you were calling and which one you were referencing."""
+#`````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````
+## Returning functions for a math game
+
+def create_math_function(func_name):
+  if func_name == 'add':
+    def add(a, b):
+      return a + b
+    return add
+  elif func_name == 'subtract':
+    # Define the subtract() function
+    def subtract(a,b):
+      return a - b
+    return subtract
+  else:
+    print("I don't know that one")
+    
+add = create_math_function('add')
+print('5 + 2 = {}'.format(add(5, 2)))
+
+subtract = create_math_function('subtract')
+print('5 - 2 = {}'.format(subtract(5, 2)))
+"""!!!
+ Since create_math_function() returns a function, we can then call those variables as functions."""
+
+"""**********************************************************************************************************************************************************
+Scope
+======
+
+**********************************************************************************************************************************************************"""