# InMemModel **`class InMemModel(lifetime=-1)`** Bases: [`object`](https://docs.python.org/3.11/library/functions.html#object) Deprecated class. To cache models use the ModelCacheClient instead. In Memory support class **`lifetime`** Maximum number of hours to maintain the model in the memory. -1 = forever (default) Type [int](https://docs.python.org/3.11/library/functions.html#int), 2 Methods SummaryMethods Documentation **`get_model(model_id, fallback_model=None)`** **`store_model(model_id, model)`**