81ce5ee9a1590e7b4154e72dca54c33ad27b6d89,opt_einsum/contract.py,ContractExpression,__init__,#ContractExpression#Any#Any#Any#,525

Before Change

        self.contraction = contraction
        self.contraction_list = contraction_list
        self.einsum_kwargs = einsum_kwargs
        self.num_args = len(contraction_list[0][0]) + len(contraction_list[0][3]) - 1
        self.constants = None

        // perform as much of the contraction as possible if constants supplied
        if constants_dict:
            tmp_const_ops = [constants_dict.get(i, None) for i in range(self.num_args)]
            new_ops, new_contraction_list = self(*tmp_const_ops, parse_constants=True)
            self.contraction = format_const_einsum_str(contraction, constants_dict.keys())
            self.num_args -= len(constants_dict)
            self.contraction_list = new_contraction_list
            self.constants = new_ops

After Change

        self.contraction_list = contraction_list
        self.einsum_kwargs = einsum_kwargs

        self._full_num_args = contraction.count(",") + 1
        self.num_args = self._full_num_args - len(constants_dict)

        self.contraction = format_const_einsum_str(contraction, constants_dict.keys())

Instances