Write lambda function in pyhhon to coy data from multiple JSON into a single JSON fil - Printable Version +- Python Forum (https://python-forum.io) +-- Forum: Python Coding (https://python-forum.io/forum-7.html) +--- Forum: General Coding Help (https://python-forum.io/forum-8.html) +--- Thread: Write lambda function in pyhhon to coy data from multiple JSON into a single JSON fil (/thread-9614.html) |
Write lambda function in pyhhon to coy data from multiple JSON into a single JSON fil - anandmn85 - Apr-19-2018 I have around 4 JSON file placed on S3 bucket I need to read those files parse it and then load those data appended into a single JSON file which is placed on S3 bucket can some one help me write a sample code in python for this requirement RE: Write lambda function in pyhhon to coy data from multiple JSON into a single JSON fil - micseydel - Apr-19-2018 This sounds fairly trivial. Can you show us what you've tried, and explain exactly where you're getting blocked? RE: Write lambda function in pyhhon to coy data from multiple JSON into a single JSON fil - anandmn85 - Apr-19-2018 here is the code i have written: this code simple overwrites the previous value. Can you help #!/usr/bin/python # -*- coding: utf-8 -*- import boto3 import json import decimal s3_client = boto3.client('s3') s3 = boto3.resource('s3') def lambda_handler(event, context): bucket = event['Records'][0]['s3']['bucket']['name'] json_file_name = event['Records'][0]['s3']['object']['key'] print(bucket) print(json_file_name) json_object = s3_client.get_object(Bucket=bucket,Key = json_file_name) jsonFileReader = json_object['Body'].read() jsonDict = json.loads(jsonFileReader) object = s3.Object('anand-fhir-json', 'Patient_Resource/patient.json') for patient in jsonDict: try: id = str(jsonDict['id']) except: id = 'null' try: resourceType = str(jsonDict['resourceType']) except: resourceType = 'null' try: identifier = str(jsonDict['identifier'][0]['value']) except: identifier = 'null' try: active = str(jsonDict['active']) except: active = 'null' try: firstname = str(jsonDict['name'][0]['family']) except: firstname = 'null' try: lastname = str(jsonDict['name'][0]['given'][0]) except: lastname = 'null' try: gender = str(jsonDict['gender']) except: gender = 'null' try: managingOrganization_ref = str(jsonDict['managingOrganization']['reference']) except: managingOrganization_ref = 'null' try: managingOrganization_display = str(jsonDict['managingOrganization']['display']) except: managingOrganization_display = 'null' #for patient in object: object.put(Body=json.dumps({ 'id': id, 'resourceType': resourceType, 'identifier': identifier, 'active': active, 'firstname': firstname, 'lastname': lastname, 'gender': gender, 'managingOrganization_ref': managingOrganization_ref, 'managingOrganization_display': managingOrganization_display, })) |