默认参数值
默认参数值详细操作教程
以下实例为学习默认参数值，具体代码如下：
# Filename : example.py
# Author by : www.lidihuo.com
def my_function(country = "China"):
print("I am from " + country)
my_function("Sweden")
my_function("India")
my_function()
my_function("Brazil")
执行以上代码输出结果为：
# Filename : example.py
# Author by : www.lidihuo.com
I am from Sweden
I am from India
I am from China
I am from Brazil
