input: Write a python function to create a User class with methods to get email, password, user type, and address.
  assert u.get_email() == 'user@example.com'
  assert u.get_password() == 'pw'
  assert u.get_user_type() == 'admin'
  assert u.get_address() == '123 Main Street'
output: def create_user_class():
      class User:
          def __init__(self, email, password, user_type, address):
              self.email = email
              self.password = password
              self.user_type = user_type
              self.address = address
  
          def get_email(self):
              return self.email
  
          def get_password(self):
              return self.password
  
          def get_user_type(self):
              return self.user_type
  
          def get_address(self):
              return self.address
              
      return User
  
  User = create_user_class()
  u = User('user@example.com', 'pw', 'admin', '123 Main Street')