python day 25 docstring and variable, scope

 # -*- coding: utf-8 -*-

"""

Created on Sat Jan 23 06:45:14 2021

topic: classes doc string and variables

@author: anil

class father():

    '''This is the father class developed by praveen

    inside addition method is there

    inside sub method is there

    inside mul method is there

    inside div method is there

    '''

    def __init__(self):

        print("this is father class default constructor")

        help(type(self))

  

    

    

father()

print(father.__doc__)

help(father)

b=10

class father():

    '''This is the father class developed by praveen

    inside addition method is there

    inside sub method is there

    inside mul method is there

    inside div method is there

    '''

    global b

    

    def __init__(self):

        a = 10

        

        

        self.name="praveen"

        print(self.name)

        print(a)

        print(b)

    def display():

        

        print(b)

        

#father()

father.display()

#print(a)

"""

b=30

c=10

class father():

    

    global b

    

    def __init__(self):

        a = 10

        self.name="praveen"

        #print(self.name)

        #print(a)

        #print(b)

        b =20

        print(b)

        b=50

    def display():

       

        print(b,c)

father()

print("this is display method inside values")

father.display()

print("a",a)

#print(a)