main_1.go

package main

import (
	"log"

	"github.com/aws/aws-sdk-go/aws"
	"github.com/aws/aws-sdk-go/aws/session"
)

func main() {
	log.Println("Hello Lambda")
	awsSess := getAWSSession()
}

func getAWSSession() *session.Session {
	s, err := session.NewSession(&aws.Config{
		Region: aws.String("us-east-1"),
	})
	if err != nil {
		panic("Did you pass the credentials?")
	}

	return s
}