Class Method and Static Method in Python

example4.py

class Student:
    def __init__(self, first_name, last_name):
        self.first_name = first_name
        self.last_name = last_name

    @classmethod
    def get_from_string(cls, name_string: str):
        first_name, last_name = name_string.split()
        return Student(first_name, last_name)

    @staticmethod
    def static_get_from_string(name_string):
        first_name, last_name = name_string.split()
        return Student(first_name, last_name)


class NewStudent(Student):
    age = 6


new_s1 = NewStudent.get_from_string('yang zhou')
new_s2 = NewStudent.static_get_from_string('yang zhou')

print(isinstance(new_s1, NewStudent)) # False
print(isinstance(new_s2, NewStudent)) # False

print(isinstance(new_s1, Student)) # True
print(isinstance(new_s2, Student)) # True