Python函数

#函数
def fun(a,b='b'):
    print("fun"+a+b)
    return a

fun(b='b',a='a')#关键字实参
#传递任意数量实参  实参封装到元组里
def fun1(*arg):
    print(arg)
    for a in arg:
        print(a)
fun1("lol",'lol1')
## 使用关键字实参
def fun2(**userinfo):
    print(userinfo)
    return userinfo
fun2(name="lol",age=27)

#导入模块
import mode
mode.modeFun()
#导入特定函数
from mode import modeFun,modeFun1
#导入所有函数
from mode import *

#起别名
from mode import modeFun as fun3
fun3()
import mode as m

mode.py

def modeFun():
    print("modeFun")

def modeFun1():
    print("modeFun1")