Python AWS lambda function which invokes another lambda

lambda_invoke_inside_lambda.py

import boto3
import json


class LambdaClient:
    def __init__(self, function_name):
        self.function_name = function_name
        self.client = boto3.client('lambda')

    def invoke_function(self, payload):
        response = self.client.invoke(
            FunctionName=self.function_name,
            InvocationType='RequestResponse',
            Payload=json.dumps(payload)
        )
        return response['Payload'].read().decode('utf-8')
 
def lambda_handler(event, context):
    lambda_client = LambdaClient('my_rest_service')
    # Invoke the Lambda function
    response = lambda_client.invoke_function({
      "action": "ping_rest_api"
    })
    # Print the response from the Lambda function
    print(response)
    return {
        'statusCode': 200,
        'body': json.dumps('Hello from Lambda!')
    }