Added lesson 9

gitdagray · gitdagray · commit ad3354301764 · 2023-04-06T20:54:00.000-05:00
diff --git a/README.md b/README.md
@@ -62,3 +62,4 @@
 - 🔗 [Chapter 6 - Lists & Tuples](https://github.com/gitdagray/python-course/tree/main/lesson06)
 - 🔗 [Chapter 7 - Dictionaries & Sets](https://github.com/gitdagray/python-course/tree/main/lesson07)
 - 🔗 [Chapter 8 - While Loops & For Loops](https://github.com/gitdagray/python-course/tree/main/lesson08)
+- 🔗 [Chapter 9 - Functions](https://github.com/gitdagray/python-course/tree/main/lesson09)
diff --git a/lesson09/functions.py b/lesson09/functions.py
@@ -0,0 +1,31 @@
+def hello_world():
+    print("Hello world!")
+
+
+hello_world()
+
+
+def sum(num1=0, num2=0):
+    if (type(num1) is not int or type(num2) is not int):
+        return 0
+    return num1 + num2
+
+
+total = sum(7, 2)
+print(total)
+
+
+def multiple_items(*args):
+    print(args)
+    print(type(args))
+
+
+multiple_items("Dave", "John", "Sara")
+
+
+def mult_named_items(**kwargs):
+    print(kwargs)
+    print(type(kwargs))
+
+
+mult_named_items(first="Dave", last="Gray")
