auto_contractor.mk_fac

auto_contractor.mk_fac(x) → Expr

interface function Stand for “make factor”, the result of this function can be used in auto contractor as a factor. Make an Expr obj (can be sympy expression). x can have type str, which will be viewed as code segment. The code segment can use functions and variables defined in auto_contractor.auto_fac_funcs, position_dict, base_position_dict. You can define functions in position_dict or base_position_dict. position_dict is argument in function eval_cexpr. base_position_dict is argument in function cache_compiled_cexpr.