def class_demo():
student1 = Student("Jim", "Business", 2.1, False)
print(student1)
print(f"{student1.name} {student1.on_honor_roll()}")
student2 = Student("Phyllis", "Business", 3.8, False)
print(student2)
print(f"{student2.name} {student2.on_honor_roll()}")
chef = Chef("Skc")
chef.make_special_dish()
chef1 = ChineseChef("Skc")
chef1.make_special_dish()
chef1.make_salad()
print("========line class Example========")
coordinate1 = (3, 2)
coordinate2 = (8, 10)
line = Line(coordinate1, coordinate2)
print(
f"distance between {coordinate1} and {coordinate2} : {line.distance()}"
)
print(f"slope between {coordinate1} and {coordinate2} : {line.slope()}")
print("========cylinder class Example========")
cylinder = Cylinder(2, 3)
print(f"volume of {cylinder} : {cylinder.volume():1.2f}")
print(f"surface area of {cylinder} : {cylinder.surface_area():1.1f}")
from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() myChef.makeSalad() myChef.makeSpecialDish() myChineseChef = ChineseChef() myChineseChef.makeSpecialDish()
from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() myChef.make_special_dish() myChineseChef = ChineseChef() myChineseChef.make_special_dish()
from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() myChineseChef = ChineseChef() myChef.MakeSpecialdish() myChineseChef.MakeSpecialdish()
from RegularChef import Chef from ChineseChef import ChineseChef ourChef = Chef() ourChineseChef = ChineseChef() ourChef.make_special_dish() ourChineseChef.make_special_dish() ourChineseChef.make_chicken()
from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() myChef.make_special_dish() myChineseChef = ChineseChef() myChineseChef.make_chicken()
from Chef import Chef from ChineseChef import ChineseChef c = Chef() cc = ChineseChef() c.make_special() cc.make_special()
student1 = Student("Joey", "Acting", 0.5)
student2 = Student("Ross", "Paleontology", 3.8)
def on_honor_roll(self):
if self.gpa >= 3.5:
return True
else:
return False
print(student1.on_honor_roll())
from ChineseChef import ChineseChef
myChineseChef = ChineseChef()
myChineseChef.makes_special()
class Chef:
def makes_steak(self):
print("The chef makes steak!")
def make_salad(self):
print("The chef makes a salad!")
def makes_special(self):
print("The chef makes empanadas!")
from Chef import Chef
#inside ChineseChef they will be able to use all the function of Chef, over ride inheritance by writing another function
class ChineseChef(Chef): #paranthesis then mother class inherits functions, if you just want to inherit the functions put pass after so puthon ignores
def makes_special(self):
from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() myChef.make_specia_dish() myChineseChef = ChineseChef() myChineseChef.make_fried_rice() myChineseChef.make_specia_dish()
def run_test(questions):
score = 0
for question in questions:
answer = input(question.prompt)
if answer == question.answer:
score += 1
print("You got " + str(score))
run_test(questions)
'''
print("")
#Object Functions
print("31. Object Functions")
from student import Student
student3 = Student("Yuri", 19, False, "Music")
student4 = Student("Yujin", 17, False, "Music")
print(student3.legal_age())
print("")
#Inheritance
print("32. Inheritance")
from Chef import Chef
from ChineseChef import ChineseChef
my_chef = Chef()
my_chef.make_specialdish()
my_chinesechef = ChineseChef()
my_chinesechef.make_specialdish()
from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() myChef.makeChicken() myChef.makeSpecialDish() chineseChef = ChineseChef() chineseChef.makeChicken() chineseChef.makeSpecialDish() chineseChef.makeFriedRice()
#from Class&Object_14
from Student import Student
from Chef import Chef
from ChineseChef import ChineseChef
student1 = Student("Jim", "Business", 3.1, False)
print(student1.gpa)
myChef = Chef()
myChef.make_salad()
myChineseChef = ChineseChef()
myChineseChef.make_salad()
from Chef import Chef from ChineseChef import ChineseChef China = ChineseChef() myChef = Chef() myChef.make_a_special_dish() China.make_a_sushi()
from Chef import Chef from ChineseChef import ChineseChef chef1 = Chef() chef1.makes_chicken() chef1.makes_specialdish() Chinesechef1 = ChineseChef() Chinesechef1.makes_chicken() Chinesechef1.makes_specialdish()
full_file = open("text_file.txt", "r") #open a file in read mode
isReadable = full_file.readable()
if isReadable:
print("The file is readable")
print(full_file.read())
full_file.close()
print("\n--writing to files--")
full_file = open("text_file.txt", "a")
full_file.write("This is the added stuff")
full_file.close()
print("\n--classes and objects--") #used to create a custom data type
student1 = Student(
"Shobhit", "IT", 4,
False) #instantiate your Student Class.. create an object of the class
print("Student name is " + student1.name1)
is_on_honor_roll = student1.is_on_honor_roll()
if is_on_honor_roll:
print(student1.name1 + " is on HonorRoll")
generic_chef = Chef()
chinese_chef = ChineseChef()
print("Generic Chef ki special dish: " + generic_chef.special_dish())
print("Chinese chef ki special dish" + chinese_chef.special_dish())
# Title: Inheritance in Python # Author: Sachin Kotian # Created date (DD-MM-YYYY): 08-12-2018 # Last modified date (DD-MM-YYYY): 08-12-2018 # # ABOUT: # This code imports the "Chef" and "ChineseChef" class # ChineseChef inherits all the function from Chef # Please refer to "Chef.py" and "ChineseChef.py" for the class code # Importing the Chef and ChineseChef classes from Chef import Chef from ChineseChef import ChineseChef # Defining the chefs 1 and 2 myChef1 = Chef() myChef2 = ChineseChef() # Calling the functions of the classes myChef1.makes_chicken() myChef1.makes_special_dish() myChef2.makes_fried_rice() myChef2.makes_salad()
from chefClass import chef from ChineseChef import ChineseChef myChef = chef() myChef.make_chicken() myChef.make_soup() myChineseChef = ChineseChef() myChineseChef.make_fried_rice() myChineseChef.make_soup() myChineseChef.make_chicken()
from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() # myChef.make_chicken() # myChef.make_salad() # myChef.make_steak() myChineseChef = ChineseChef() myChineseChef.make_steak() myChef.make_steak()
print(student1.on_honor_roll()) "Inheritance" from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() myChef.make_special_dish() myChineseChef = ChineseChef() myChineseChef.make_bbq() "Python Interpreter is the environment we use to execute python commands so we use command prompt"
from ChineseChef import ChineseChef
from Chef import Chef
from ChineseChef import ChineseChef
myChef = Chef("홍길동")
myChef.make_chicken()
myChineseChef = ChineseChef("일지매")
print("중국세프 이름: " + myChineseChef.name)
myChineseChef.make_fried_rice()
myChineseChef.make_salad()
myChineseChef.make_special_dish()
# from Chef import Chef # from ChineseChef import ChineseChef # myChef = Chef() # myChef.make_chicken() # myChef.make_salad() # myChef.make_special_dish() # myChef = ChineseChef() # myChef.make_special_dish() # myChef.make_fried_rice() #------------------------------------ Inheritance--------------------------------------------------------------- from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() myChef.make_chicken() myChef.make_salad() myChef.make_special_dish() myChef = ChineseChef() myChef.make_special_dish() myChef.make_fried_rice() myChef.make_chicken( ) # make chicken method removed from chinese chef but still can access it by inheritance myChef.make_special_dish()
from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() myChef.make_salad() myChineseChef = ChineseChef() myChineseChef.make_special_salad() myChineseChef.make_fried_rice()
from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() myChef.make_special_dish() print() myChineseChef = ChineseChef() myChineseChef.make_chicken() myChineseChef.make_salad() myChineseChef.make_special_dish() myChineseChef.make_fride_rice()
from CHEFS import Chef from ChineseChef import ChineseChef # myChef=Chef() # myChef.make_chicken() # myChef.make_Salad() # myChef.make_special_dish() MyChinese = ChineseChef() MyChinese.make_Salad() MyChinese.make_chicken() MyChinese.make_fried_rice() MyChinese.make_special_dish()
return False
print(student1.on_honor_roll()) #false
print(student2.on_honor_roll()) #true
-----------------------------------------------------
INHERTIANCE: where we can define attributes and functions inside of class
then create another class that inherits everything without writing the same
methods or attributes.
First file:
'''from Chef import Chef #importing the chef so we can use it'''
from ChineseChef import ChineseChef
myChef = Chef() #creating a new Chef
myChef.make_chicken() #The chef makes a chick
myChef.make_special_dish() #makes bbq
myChineseChef = ChineseChef()
myChineseChef.make_fried_rice()
#lets create a class that modeled a Chinese Chef instead of normal chef.
#first crete a new file ChineseChef.py
1. class ChineseChef:#very specific and can do everything the other chef can do
2. #if we want to give him all of the functionality we can just copy info from previous file
class ChineseChef:
def make_chicken(self): #the problem is we had to copy and paste the physical file
print("The chef makes a chicken")
def make_salad(self):
print("The chef makes salad")
def make_special_dish(self):
print("The chef makes orange chicken")
def make_fried_rice(self):
print("the chef makes fried rice")
from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() #creating an object for chef myChef.make_special_dish() myChineseChef = ChineseChef() #creating an object for ChineseChef myChineseChef.make_special_dish()
from Chef import Chef from ChineseChef import ChineseChef from ChineseChefInheritance import ChineseChef myChef = Chef() myChef.make_special_dish() myChineseChef = ChineseChef() myChineseChef.make_special_dish() myChineseChefInheritance = ChineseChef() myChineseChefInheritance.make_special_dish()
from Chef import Chef
from ChineseChef import ChineseChef
my_chef = Chef()
my_chef.make_special_dish()
chinese_chef = ChineseChef()
chinese_chef.make_special_dish()
chinese_chef.make_fried_rice()
print(type(chinese_chef))
if type(chinese_chef) == ChineseChef:
print("ok")
else:
print("failed")
if type(chinese_chef) == Chef:
print("ok")
else:
print("failed")
if isinstance(chinese_chef, ChineseChef):
print("ok")
else:
print("failed")
if isinstance(chinese_chef, Chef):
print("ok")
else:
print("failed")
from Chef import Chef from ChineseChef import ChineseChef myChef = Chef() myChef.make_chicken() myChef.make_special_dish() myChineseChef = ChineseChef() myChineseChef.make_chicken() myChineseChef.make_fried_rice() myChineseChef.make_special_dish()
from Student import Student
from Chef import Chef
from ChineseChef import ChineseChef
student1 = Student("Oscar", "CS", 3.2)
student2 = Student("Billy", "IF", 3.4)
myChef = Chef()
myChef.make_spesial_dish()
myChinese = ChineseChef()
myChef.make_spesial_dish()
myChinese.make_spesial_dish()