From 8d83c50d5978ac9d55f4a534bf05a17865918d9c Mon Sep 17 00:00:00 2001
From: kjg <jinguk.kwon@ungleich.ch>
Date: Fri, 22 May 2020 22:08:40 +0900
Subject: [PATCH] [Python #3] create e18.py

---
 kjg/python-the-hard-way/e18.py | 21 +++++++++++++++++++++
 kjg/python.org                 |  2 ++
 2 files changed, 23 insertions(+)
 create mode 100644 kjg/python-the-hard-way/e18.py

diff --git a/kjg/python-the-hard-way/e18.py b/kjg/python-the-hard-way/e18.py
new file mode 100644
index 0000000..0eb6184
--- /dev/null
+++ b/kjg/python-the-hard-way/e18.py
@@ -0,0 +1,21 @@
+# this one is like your scripts wih argv
+def print_two(*args):
+    arg1, arg2 = args
+    print(f"arg1: {arg1}, arg2; {arg2}")
+
+# ok, that *arg is actually pintless, we can just do this
+def print_two_again(arg1, arg2):
+    print(f"arg1: {arg1}, arg2: {arg2}")
+
+# this just takes one argument
+def print_one(arg1):
+    print(f"arg1: {arg1}")
+
+# this one takes no argument
+def print_none():
+    print("I got nothing.")
+
+print_two("Zed","Shaw")
+print_two_again("Zed","Shaw")
+print_one("First!")
+print_none()
diff --git a/kjg/python.org b/kjg/python.org
index f2a91e2..6e95efe 100644
--- a/kjg/python.org
+++ b/kjg/python.org
@@ -88,3 +88,5 @@ How to use read function from file
 How to write file
 **** ex17
 How to copy file
+**** ex18
+How to use function