Fix to set region at client creation

Currently, a region is set to the aws instance to be used in common.
Since it may not be as expected as it is in parallel processing, it is
set when each client is created.

lib/cloudwatch_logs.js

@@ -1,9 +1,10 @@
 'use strict'
 
 class CloudWatchLogs {
-  constructor (aws) {
+  constructor (aws, region) {
     // Authenticated `aws` object in `lib/main.js`
     this.lambda = new aws.Lambda({
+      region: region,
       apiVersion: '2015-03-31'
     })
     this.cloudwatchlogs = new aws.CloudWatchLogs({

lib/main.js

@@ -845,10 +845,13 @@ they may not work as expected in the Lambda environment.
       console.log(params)
 
       this._awsConfigUpdate(program, region)
-      const lambda = new aws.Lambda({ apiVersion: '2015-03-31' })
-      const scheduleEvents = new ScheduleEvents(aws)
-      const s3Events = new S3Events(aws)
-      const cloudWatchLogs = new CloudWatchLogs(aws)
+      const lambda = new aws.Lambda({
+        region: region,
+        apiVersion: '2015-03-31'
+      })
+      const scheduleEvents = new ScheduleEvents(aws, region)
+      const s3Events = new S3Events(aws, region)
+      const cloudWatchLogs = new CloudWatchLogs(aws, region)
 
       // Checking function
       return lambda.getFunction({

lib/s3_events.js

@@ -5,12 +5,14 @@
  * Put the Notification Configuration in the existing Bucket.
  */
 class S3Events {
-  constructor (aws) {
+  constructor (aws, region) {
     // Authenticated `aws` object in `lib/main.js`
     this.lambda = new aws.Lambda({
+      region: region,
       apiVersion: '2015-03-31'
     })
     this.s3 = new aws.S3({
+      region: region,
       apiVersion: '2006-03-01'
     })
   }

lib/schedule_events.js

@@ -1,9 +1,10 @@
 'use strict'
 
 class ScheduleEvents {
-  constructor (aws) {
+  constructor (aws, region) {
     // Authenticated `aws` object in `lib/main.js`
     this.lambda = new aws.Lambda({
+      region: region,
       apiVersion: '2015-03-31'
     })
     this.cloudwatchevents = new aws.CloudWatchEvents({