You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: config.go
    path of file: ./repos/ko/pkg/commands
    
    the code of the file until where you have to start completion: // Copyright 2018 ko Build Authors All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with th
    
func getTimeFromEnv(env string) (*v1.Time, error) {
	epoch := os.Getenv(env)
	if epoch == "" {
		return nil, nil
	}

	seconds, err := strconv.ParseInt(epoch, 10, 64)
	if err != nil {
		return nil, fmt.Errorf("the environment variable %s should be the number of seconds since January 1st 1970, 00:00 UTC, got: %w", env, err)
	}
	return &v1.Time{Time: time.Unix(seconds, 0)}, nil
}