[server]: Add default AWS_DEFAULT_REGION value if not set

server/src/functions/permanent_data/permanent_data.py

@@ -12,6 +12,7 @@ from concurrent.futures import ThreadPoolExecutor
 session = requests.Session()
 
 # Setup DynamoDB client for Lambda
+os.environ.setdefault('AWS_DEFAULT_REGION', 'us-east-1')
 dynamodb = boto3.resource("dynamodb")
 table_name = os.environ.get("DYNAMODB_TABLE", "permanent_data")
 table = dynamodb.Table(table_name)

server/src/functions/return_all_data/lambda_function.py

@@ -3,6 +3,7 @@ import os
 import boto3
 from boto3.dynamodb.conditions import Key, Attr
 
+os.environ.setdefault('AWS_DEFAULT_REGION', 'us-east-1')
 dynamodb = boto3.resource('dynamodb')
 
 def lambda_handler(event, context):

server/src/functions/return_newest_data/lambda_function.py

@@ -3,6 +3,7 @@ import json
 import os
 from boto3.dynamodb.conditions import Key, Attr
 
+os.environ.setdefault('AWS_DEFAULT_REGION', 'us-east-1')
 dynamodb = boto3.resource('dynamodb')
 gsi_name = "objectType-index"
 

server/src/functions/transient_data/transient_data.py

@@ -11,6 +11,7 @@ from concurrent.futures import ThreadPoolExecutor
 session = requests.Session()
 
 # Setup DynamoDB client
+os.environ.setdefault('AWS_DEFAULT_REGION', 'us-east-1')
 dynamodb = boto3.resource("dynamodb")
 table_name = os.environ.get("DYNAMODB_TABLE", "transient_data")
 table = dynamodb.Table(table_name)