those states the team at deepmind duplicated (saone is called q_current(sa)which is the -function you update you need another -function for successor statesq_target( ' ')which you won' update recall q_target( ' 'is used to generate your labels by separating q_current from q_target and fixing the latteryou fix the distribution your labels are sampled from thenyour deep learning model can spend short period learning this distribution after period of timeyou then re-duplicate q_current for new q_target you won' implement these yourselfbut you will load pretrained models that trained with these solutions to do thiscreate new directory where you will store these modelsparametersmkdir models then use wget to download pretrained space invaders model' parameterswget models nextdownload python script that specifies the model associated with the parameters you just downloaded note that this pretrained model has two constraints on the input that are necessary to keep in mind