alLogitModel(
  (coef_dict): ModuleDict(
    (itemsession_cost): Coefficient(variation=constant, num_items=4, num_users=None, num_params=1, 1 trainable parameters in total, device=cpu).
    (itemsession_freq): Coefficient(variation=constant, num_items=4, num_users=None, num_params=1, 1 trainable parameters in total, device=cpu).
    (itemsession_ovt): Coefficient(variation=constant, num_items=4, num_users=None, num_params=1, 1 trainable parameters in total, device=cpu).
    (session_income): Coefficient(var