DynamoDBScan.py

import boto3
import json
from boto3.dynamodb.conditions import Key, Attr


def lambda_handler(event, context):
    
    eventBody = json.loads(json.dumps(event))['body']
    
    searchString = json.loads(eventBody)['Search']
    
    print(searchString)
    dynamodb = boto3.resource('dynamodb')
    
    table = dynamodb.Table('TextractData')
    
    response = table.scan(
        FilterExpression=Attr('ScannedContent').contains(searchString)
    )
    
    foundResults = ''
    
    for i in response['Items']:
        foundResults += i['UserId'] + ':' + i['FileName'] + ':' + i['ScannedContent']
    
    # TODO implement
    return {
        'statusCode': 200,
        'body': json.dumps(foundResults)
    }