Method dump_var_info

src/core/impl/graph/helper.cpp:45–69

}

std::string cg::dump_var_info(const VarNodeArrayView& vars) {
    std::string rst;
    int idx = 0;
    for (auto i : vars) {
        if (!rst.empty())
            rst.append(" ");
        auto opr = i->owner_opr();
        if (vars.size() > 1)
            rst.append(ssprintf("%d=", idx++));
        bool valid = i->dev_tensor_valid();
        auto slot = find(opr->output(), i) - opr->output().begin();
        auto&& it = i->owner_graph()->static_infer_manager().get_infer_type(i);
        rst.append(ssprintf(
                "{id:%zu, %s:%s, %s, "
                "owner:%s{%s}, name:%s, slot:%td, %s, %c, %d, %d}",
                i->id(), valid ? "layout" : "shape",
                valid ? i->layout().to_string().c_str()
                      : i->shape().to_string().c_str(),
                i->dtype().name(), opr->cname(), opr->dyn_typeinfo()->name, i->cname(),
                slot, i->comp_node().to_string().c_str(),
                cg::is_static_var_storage(i) ? 's' : 'd', static_cast<int>(it.shape),
                static_cast<int>(it.value)));
    }
    return rst;
}

SymbolVar cg::grad(
        SymbolVar target, SymbolVar wrt, bool warn_mid_wrt,