PYTHON

python function as parameter

def functionCreator(txt):
    def createdFunction(newTxt):
        return txt + " " + newTxt
    return createdFunction

print(functionCreator("hello")("world"))

parameters in function in python

# Here we define the function with a parameter
def greet(lang):
    if lang == 'spanish':
        print('Hola!')
    elif lang == 'french':
        print('Bonjour!')
    else:
        print('Hello!')

# Now we can call or invoke the function with different parameters
greet('spanish') # Output - Hola!
greet('french') # Output - Bonjour!
greet('english') # Output - Hello!

python function as argument

def sum(a,b):
    return a+b

def calculate(function,a,b):
    return function(a,b)

calculate(sum,3,4)
#returns 7

Passing function as an argument in Python

def shout(text): 
    return text.upper() 
    
print(shout('Hello World')) 
    
yell = shout 
    
print(yell('Hello')) 

Passing function as an argument in Python

def first():
    print("first")

def second():
    print("second")

f = first

s = second


def y(l):
     l()


y(f)
#first
y(s)
#second

python pass function as argument

def perform(fun, *args):
    fun(*args)

def action1(args):
    # something

def action2(args):
    # something

perform(action1)
perform(action2, p)
perform(action3, p, r)