Python函数调用(2)

#!/usr/bin/python
#coding=gb2312 


def tracer(func,*pargs,**kargs):
    print('calling:',func.__name__)
    return func(*pargs,**kargs)
def func(a,b,c,d):
    return a+b+c+d

print(tracer(func,1,2,c=3,d=4))
print(tracer(func,3,4,c=5,d=6))