Update

Author: sh-navid

lessons/python/concepts/advanced/argv-kwargs.py

@@ -0,0 +1,15 @@
+def my_function(*argv, **kwargs):
+    for v in argv:
+        print("argument:", v)
+    for kw in kwargs:
+        print("keyword arguments:", kw, kwargs[kw])
+
+
+my_function("Hello", "Workd", 1, name="Test", size=12)
+"""
+argument: Hello
+argument: Workd
+argument: 1
+keyword arguments: name Test
+keyword arguments: size 12
+"""

lessons/python/concepts/advanced/simple-decorator.py

@@ -1 +1,50 @@
-# @property decorator
+# @property
+# [Decorator]
+# Add functionality to existing code
+
+###~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+def my_decorator(func):
+    def inner(value):
+        print("Decorator Called...")
+        return func(value)
+
+    return inner
+
+
+@my_decorator
+def my_function(value):
+    print("Show:", value)
+
+
+my_function(12)
+
+
+###~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+def show_values_decorator(func):
+    def inner(*args):
+        print("\nThis is from show decorator:", args, args[0])
+        return func(*args)
+
+    return inner
+
+
+def pow_values_decorator(func):
+    def inner(*args):
+        args = list(args)
+        for i in range(len(args)):
+            args[i] **= 2
+        print("This is from pow decorator:", args, args[0])
+        return func(*args)
+
+    return inner
+
+
+@show_values_decorator
+@pow_values_decorator
+def calc(*args):
+    print("This is From Function:", args, args[0])
+
+
+calc(1)
+calc(1, 2)
+calc(1, 2, 3, 4, 5)