class in python
class LuckyLemur():
def __init__(self, description):
self.description = description
def reveal_description(self):
print(f'Lucky Lemur is {self.description}')
lucky_lemur = LuckyLemur('Pro')
lucky_lemur.reveal_description()class in python
class Person:
"This is a person class"
age = 10
def greet(self):
print('Hello')
# Output: 10
print(Person.age)
# Output: <function Person.greet>
print(Person.greet)
# Output: "This is a person class"
print(Person.__doc__)class in python
class ComplexNumber:
def __init__(self, r=0, i=0):
self.real = r
self.imag = i
def get_data(self):
print(f'{self.real}+{self.imag}j')
# Create a new ComplexNumber object
num1 = ComplexNumber(2, 3)
# Call get_data() method
# Output: 2+3j
num1.get_data()
# Create another ComplexNumber object
# and create a new attribute 'attr'
num2 = ComplexNumber(5)
num2.attr = 10
# Output: (5, 0, 10)
print((num2.real, num2.imag, num2.attr))
# but c1 object doesn't have attribute 'attr'
# AttributeError: 'ComplexNumber' object has no attribute 'attr'
print(num1.attr)class in python
class Vehicle:
def __init__(self, brand, model, type):
self.brand = brand
self.model = model
self.type = type
self.gas_tank_size = 14
self.fuel_level = 0
def fuel_up(self):
self.fuel_level = self.gas_tank_size
print('Gas tank is now full.')
def drive(self):
print(f'The {self.model} is now driving.')class in python
2+3j
(5, 0, 10)
Traceback (most recent call last):
File "<string>", line 27, in <module>
print(num1.attr)
AttributeError: 'ComplexNumber' object has no attribute 'attr'class in python
class LambdaClass:
x = lambda a, b, c, d, e, f: a + b + c + d + e + f
print(x(31231, 312, 312, 31, 12, 31))
print(LambdaClass)Copyright © 2021 Codeinu
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