AWS Lambda : Calling golang from python

aws-lambda-golang.example

## lambda.py
import json
from sys import argv, stdin, stdout
from subprocess import Popen, PIPE

def lambda_handler(event, context):
    proc = Popen('./main', stdin=PIPE, stdout=PIPE)
    stdout, stderr = proc.communicate(json.dumps(event))

    if stderr != None:
        return json.loads(stderr)

    return json.loads(stdout)
    
## main.go
package main

import (
        "bufio"
        "fmt"
        "os"
)

func main() {
        events := bufio.NewScanner(os.Stdin)
        events.Scan()
        fmt.Print(events.Text())
}

$ go build main.go
$ zip -r lambda.zip lambda.py main