Christian Sigg <******@****.***> 1712417263 -0700

// (See https://golang.org/issue/43232 and
// https://github.com/golang/build/blob/df58bbac082bc87c4a3cdfe336d1ffe60bbaa916/cmd/release/release.go#L533-L545.)
//
// Use the same importer for all std lib tests to
// avoid repeated importing of the same packages.
var stdLibImporter = importer.ForCompiler(token.NewFileSet(), "source", nil)

func TestStdlib(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping in short mode")
	}

	// error found.
	Error func(err error)

	// An importer is used to import packages referred to from
	// import declarations.
	// If the installed importer implements ImporterFrom, the type
	// checker calls ImportFrom instead of Import.
	// The type checker reports an error if an importer is needed
	// but none was installed.
	Importer Importer

	// If Sizes != nil, it provides the sizing functions for package unsafe.

	// error found.
	Error func(err error)

	// An importer is used to import packages referred to from
	// import declarations.
	// If the installed importer implements ImporterFrom, the type
	// checker calls ImportFrom instead of Import.
	// The type checker reports an error if an importer is needed
	// but none was installed.
	Importer Importer

	// If Sizes != nil, it provides the sizing functions for package unsafe.

import "go/types"

func main() {
	var info types.Info
	for _, obj := range info.Uses {
		_ = obj.Pkg()
	}
}
`
	// like src0, but also imports go/importer
	const src1 = `
package main

import (
	"go/types"
	_ "go/importer"
)

func main() {
	var info types.Info
	for _, obj := range info.Uses {
		_ = obj.Pkg()
	}
}
`
	// like src1 but with different import order

import "go/types"

func main() {
	var info types.Info
	for _, obj := range info.Uses {
		_ = obj.Pkg()
	}
}
`
	// like src0, but also imports go/importer
	const src1 = `
package main

import (
	"go/types"
	_ "go/importer"
)

func main() {
	var info types.Info
	for _, obj := range info.Uses {
		_ = obj.Pkg()
	}
}
`
	// like src1 but with different import order

// type-checking.
var printPackageMu sync.Mutex

// typecheckFiles typechecks the given package files.
func typecheckFiles(path string, filenames []string, importer Importer) (*Package, error) {
	// Parse package files.
	var files []*syntax.File
	for _, filename := range filenames {
		var errs []error
		errh := func(err error) { errs = append(errs, err) }

	} else {
		// ordinary import
		var err error
		if importer := check.conf.Importer; importer == nil {
			err = fmt.Errorf("Config.Importer not installed")
		} else if importerFrom, ok := importer.(ImporterFrom); ok {
			imp, err = importerFrom.ImportFrom(path, dir, 0)
			if imp == nil && err == nil {
				err = fmt.Errorf("Config.Importer.ImportFrom(%s, %s, 0) returned nil but no error", path, dir)
			}
		} else {

	} else {
		// ordinary import
		var err error
		if importer := check.conf.Importer; importer == nil {
			err = fmt.Errorf("Config.Importer not installed")
		} else if importerFrom, ok := importer.(ImporterFrom); ok {
			imp, err = importerFrom.ImportFrom(path, dir, 0)
			if imp == nil && err == nil {
				err = fmt.Errorf("Config.Importer.ImportFrom(%s, %s, 0) returned nil but no error", path, dir)
			}
		} else {

from tensorflow.core.framework import graph_pb2
from tensorflow.core.protobuf import meta_graph_pb2
from tensorflow.core.protobuf import saver_pb2
from tensorflow.python.client import session
from tensorflow.python.framework import importer
from tensorflow.python.framework import ops
from tensorflow.python.lib.io import file_io
from tensorflow.python.saved_model import builder
from tensorflow.python.saved_model import constants as saved_model_constants