meta classes in python

def test_method(self): 
    print("This is Test class method!") 
  
# creating a base class  
class Base: 
    def myfun(self): 
        print("This is inherited method!") 
  
# Creating Test class dynamically using 
# type() method directly 
Test = type('Test', (Base, ), dict(x="atul", my_method=test_method)) 
  
# Print type of Test  
print("Type of Test class: ", type(Test)) 
  
# Creating instance of Test class 
test_obj = Test() 
print("Type of test_obj: ", type(test_obj)) 
  
# calling inherited method 
test_obj.myfun() 
  
# calling Test class method 
test_obj.my_method() 
  
# printing variable 
print(test_obj.x)