kwargs.py

python-temel/kwargs.py

@@ -0,0 +1,17 @@
+def foo(a, b, **kwargs):
+    legal_args = ['width', 'height', 'color', 'spec']
+    for key in kwargs:
+        if key not in legal_args:
+            print('{} is invalid arguments'.format(key))
+            return
+    
+    width = kwargs.get('width', 1)
+    height = kwargs.get('width', 1)
+    color = kwargs.get('color', 'red')
+    spec = kwargs.get('spec', 'default')
+
+    print(f'a = {a}, b = {b}, width = {width}, height =  {height}, color = {color}, spec = {spec}')
+
+foo(10, 20)
+foo(10, 20, color = 'blue', spec = 'x12')
+foo(10, 20, height = 10, color = 'red')