__init__.py

__init__.py

"""Melon Translate client."""


class _InitializeModule:
    _instance = None
  
    def __new__(cls, *args, **kwargs):
        if not cls._instance:
            cls._instance = super().__new__(cls, *args, **kwargs)
        return cls._instance

    def __init__(self):
        self.setup_lock()
        self.setup_models()
    
    def setup_lock(self):
       ....
        
    def setup_models(self):
       Migrator.run()
       ...


_ = _InitializeModule()