pass input argument into function parameter Python code example

Example 1: optional parameter in python

def to_smash(total_candies, n_friends=3):
    return total_candies % n_friends
  
 #Here n_friends is Optional Parameter

Example 2: send function as parameter python

l = [1,2,3,4,5]
#already change the var

def chng(f,val):
    f(val)
chng(l.append,8)
chng(l.remove,4)


def chng2(f,lis,val):
     f(lis,val)
    
chng(list.append,l,8)
chng(list.remove,l,4)

Example 3: optional arguments python

def some_function (self, a, b, c, d = None, e = None, f = None, g = None, h = None):
    #code