Lesson 21
Python Programming
Object-Oriented Programming
Learn the basic idea of classes, objects and methods.
Learn by experimenting
Study the Python code, run it, change values and observe the output. Practical experimentation is an important part of learning programming.
Python Code
Python runs directly in your browser.
class Student:
def __init__(self, name):
self.name = name
def greet(self):
return 'Hello ' + self.name
student = Student('Alex')
print(student.greet())
Python Output
Program output appears here.
Click "Run Code" to execute the Python program.
Python engine is ready when you click Run Code.
Quick Check
Test your understanding
Choose the best answer.
Which function can calculate the length of a Python list?