Day_21 Function Argument in Python

# TYPES OF ARGUMENTS:----
#   1. Default Arguments
#   2. Keyword Arguments
#   3. Variable Length Argument
#   4. Required Arguments


def average(a, b):  # Default Arguments here are a and b
  print('The average is :', (a + b) / 2)


average(50, 60)


def average(c=10, d=20):
  print('\nThe average is :', (c + d) / 2)


average()
average(50, 30)


def average(x=20, y=50):
  print(
    '\nThe average is :',
    (x + y) / 2,
  )


average(x=80)
average(y=40)


def name(fname='Kunal', mname='Karan', lname='Omkar'):
  print('Hello', fname, mname, lname)  #Keyword Arguments


name()
name('Krish')
name('Krishna', 'Tanisha', 'Ruchit')  #Keyword Arguments


# Variable length arguments
def average(*numbers):  #This '*' converts numbers into tuples
  print('\n', type(numbers))  #The type of '*numbers is tuple'
  sum = 0
  for i in numbers:
    sum = sum + i
  print('Average is:', sum / len(numbers))


average(4, 6, 10, 0)

# Keyword Aribitary Argumnets (In form of dictionary)


def name(**name):  # This '**' makes the function 'name' a dictionary
  print(type(name))  #The type is 'dict'
  print('\n\nHello', name['fname'], name['mname'], name['lname'])


name(mname='Ironman and', lname='Spider-man', fname='Captian-America,')


def average(*numbers):
  sum = 0
  for i in numbers:
    sum = sum + i
  # return sum/len(numbers) #if we not implement this return statement we will get none(type) as output


c = average(40, 60, 80, 20)
print('\n', c)


def average(*numbers):
  sum = 0
  for i in numbers:
    sum = sum + i
  return sum / len(numbers)


c = average(40, 60, 80, 20)
print('\n', c)