8000 complete oop · AriFullah3202/basic-python@950d16d · GitHub
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AriFullah3202AriFullah3202
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complete oop
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8 files changed

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‎CarClass.py‎

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class Car:
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# constractor create kora
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# ekhane ekta parameter jar name holo name
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def __init__(self , name , price , color):
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print("this is one parameterize constructor is " , name)
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self.price = price
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self.color = color
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self.name = name
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# eta method
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def details(self):
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print('Car name' , self.name , self.price , self.color)
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def color(self):
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print("this is color method")
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car1 = Car("bm" , "333" , 'blue')
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car2 = Car('bw' , '3383' , 'green')
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car2.details()
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car1.details()
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‎CrudOperation.py‎

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course = []
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while True:
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createlist = input("Enter choice ... what do you want to learn for course ? / add / read / update / delete / exit" , )
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if createlist == 'exit' :
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print('you exit from the course')
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break;
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elif createlist == 'read' :
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if len(course) == 0:
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print("you are not enrolled yet . please enroll the course")
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else:
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print("continue the course" , course)
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elif createlist == 'add':
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new_course = input("Enter the name of the course you want to add: ")
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course.append(new_course)
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print("Course added successfully!")
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elif createlist == 'update':
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if len(course) == 0:
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print("You are not enrolled in any courses yet. Please add a course first.")
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else:
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index = int(input("Enter the index of the course you want to update: "))
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if index < 0 or index >= len(course):
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print("Invalid index.")
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else:
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new_name = input("Enter the new name for the course: ")
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course[index] = new_name
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print("Course updated successfully!")
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elif createlist == 'delete':
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if len(course) == 0:
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print("You are not enrolled in any courses yet. Please add a course first.")
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else:
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index = int(input("Enter the index of the course you want to delete: "))
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if index < 0 or index >= len(course):
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print("Invalid index.")
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else:
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deleted_course = course.pop(index)
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print(f"Course '{deleted_course}' deleted successfully!")
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else:
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print("Incorrect input. Please try again.")

‎Function.py‎

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# python function def keyword diye
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# def keyword eta dite hbe
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# then methon name
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# first bracket
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# then :
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# then body
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def hello() :
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print("hello world")
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hello()
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# with parameter
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def hello(name) :
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print(name)
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hello("Arif")
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# with return type , eta java deklam na
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def cacutation (x, y):
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d = x+y
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e = x-y
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f= x*y
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g = x/y
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return d , e , f, g
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sum , sub , mul , div = cacutation(20 , 4)
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print("sum :" , sum , "sub" , sub , "mul" , mul , "div" , div)

‎OOP.py‎

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# oop vs procedural programming
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# java hocche oop
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# c hocche procedural programming
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‎dictionary.py‎

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}
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print(firstdict) # {'name': 'Arif', 'id': 222, 'year': 2333}
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print(type(firstdict)) # <class 'dict'>
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# dictionary er key k access korte chaile
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x = firstdict.keys() # eta key gulo print korbe
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print(x)
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# dictionary value
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y = firstdict.values() # sob value print korbe
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print(y)
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x = firstdict['name'] # etar value print korbe
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print(x)
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y = firstdict.get('Dl')
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print(y)
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# Adding item
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# Removing item
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# item add
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firstdict['Da'] = 30 # firsdict er vitor e ei item ta add hobe
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# update method
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firstdict.update({'year' : 2032}) #year er moddhe value change holo
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print(firstdict)
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# remove methon
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firstdict.pop()
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‎inheritanceCar.py‎

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class A :
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def detail(self):
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print("this is details")
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def details(self):
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print("this is details method")
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class B(A) :
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def chd(self):
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print('this is child')
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def chd2(self):
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print("this si child2")
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a = A()
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a.details()
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b = B()
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b.details()
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b.detail()
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b.chd()

‎set.py‎

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print(firstset) # {True, 38.8, 88, 'aiquest', 383}
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print(type(firstset)) # set output --- <class 'dict'>
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# set hocche unique , duplicate remove kore dibe
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# Access item korte for loop use korte hbe
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# discard diye remove kore
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# set Union | ei symbol use kori . ekhane sob value nibe
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# set intersection hocche commnon value nibe, duplicate remove korbe
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duration = {2, 3, 4, 45, 3, 3 ,4}
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print(type(duration))
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#remove duplicate automatic
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print("remove duplicte automatic " , duration) # 2, 3, 4, 45
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# access item 1st wa y
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# set access korte for loop use korte hbe
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for x in duration :
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print("acces item" , x)
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# 2nd way to access
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print(1001 in duration) # false
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# add item
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duration.add(99)
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print("add item" , duration) # {2, 99, 3, 4, 45} # buji nai
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# discard
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duration.discard(3333) # buji nai
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print('discard ' , duration)
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# del keyword
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#del duration
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print('delete set' , duration) # bujij nai # ekane exception dibe
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# set union
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success = {3, 3, 2, 4}
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print("set union" , duration | success)
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# set intersection
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print('set intersection' , duration & success)

‎tuple.py‎

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# এবং শুরুতে এবং শেষে first bracket থাকে ।
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firsttuple = ('ai' , 33, "idid" , 8 , True )
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print(firsttuple) # ('ai', 33, 'idid', 8, True)
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print(type(firsttuple)) # <class 'tuple'>
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print(type(firsttuple)) # <class 'tuple'>
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details = ('create', 'read' , 'update' , 'delete', 30, 84, 84, )
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# tuple hocche immutable object , list hocche mutable
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print(type(details))
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print('Access item range' , details[2])
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print("access the range :" , details[:3])
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print("Aceess the range " , details[3:])
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#update
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# tuple k amra change korte pari na
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details[2] = "Dajago" # eta exception dibe
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print('update item' , details);
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# eijonno amra list convert korbo
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cd = list(details) #list e convert kore tarpor data change kore abar amar tuple korlam
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cd[2] = "dajango"
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details = tuple(cd)
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print("update item" , details) # update
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#Add item
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cd = list(details) # list e convert
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cd.append('python')# add item
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#remove item
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cd = list(details)
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cd.remove("python")

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