a Sicã@s@dZddlZddlmZddgZdadd„Zd d„Zd d„Z dS) zJ Required functions for optimized contractions of numpy arrays using jax. éNé)Úto_backend_cache_wrapÚbuild_expressionÚevaluate_constantscCs.tdur*ddl}t|jdd„ƒƒ}||fatS)NrcSs|S©N©)ÚxrrúS/var/www/html/django/DPS/env/lib/python3.9/site-packages/opt_einsum/backends/jax.pyÚto_jaxsz#_get_jax_and_to_jax..to_jax)Ú_JAXÚjaxrÚjit)r r rrr Ú_get_jax_and_to_jaxs rcs&tƒ\}}| |j¡‰‡fdd„}|S)z;Build a jax function based on ``arrays`` and ``expr``. cst ˆ|ƒ¡Sr)ÚnpÚasarray)Úarrays©Zjax_exprrr Ú jax_contract%sz&build_expression..jax_contract)rr Ú _contract)Ú_Úexprr rrrr rs   cs(tƒ\}‰|‡fdd„|DƒdddœŽS)zbConvert constant arguments to jax arrays, and perform any possible constant contractions. csg|] }ˆ|ƒ‘qSrr)Ú.0r©r rr Ú 1óz&evaluate_constants..r T)Úbackendr)r)Ú const_arraysrr rrr r+s ) Ú__doc__ÚnumpyrÚsharingrÚ__all__r rrrrrrr Ús