snamef

class Test:
    def __init__(self, name):
        self.name = name
        self.other = self.Other(self)
        

    class Other:
        def __init__(self, test):
            self.test = test
        
        def get_data(self):

            print(self.test.name) 
          
          
a = Test('wohoo')

a.other.get_data()