python习题18

# this one is like your scripts with argv
def print_two(*args):
    arg1, arg2 = args 
    print(f"arg1: {arg1}, arg2: {arg2}")

# ok, that *args is actually pointless, 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 just takes no arguments
def print_none():
    print("'I got nothin'.")
    
    
print_two("Zed","Shaw")
print_two_again("Zed","Shaw")
print_one("First!")
print_none()