Python – call back

#callback
def test(arg):
#print(arg)
arg("hello") # function call
#arg(hello) to handle(data)

#定義一個回呼函式
def handle(data):
print(data)

test(handle)

def add(n1, n2, cb):
cb(n1+n2)

def handle1(result):
print("結果是: ", result )

def handle2(result):
print("English Result of Add is: ", result )

add(3, 4, handle1)
add(5, 6, handle2)