Answers for "python default parameter function"

arguments with default parameters python

def screen_size(screen_size=80):
  return screen_aize

screen_size(120)    # the screen size is 120
screen_size()		# the screen size is 80 as default

default values python

class Test:
    def __init__(self, val, num = 0):
        self.val = val
        self.num = num

# you can write this:

t = Test(1)
print(t.num) # prints 0

# OR this

t = Test(1, 2)
print(t.num) # prints 2