def import_from_all(module_name, namespace, _all, _name):
    """Import all functions from module.__all__ into the namespace and add to __all__.
    example usage: import_every("operators",globals(),__all__,__name__)
    """
    module = importlib.import_module('.' + module_name, package=_name)
    if not hasattr(module, "__all__"):
        logging.debug(f"empty {module_name}.__all__")
        return
    namespace.update({k: getattr(module, k) for k in module.__all__})
    _all += module.__all__
Import all functions from module.__all__ into the namespace and add to __all__.
    example usage: import_every("operators",globals(),__all__,__name__)
    
cola/utils/__init__.py