def lambda_handler()

in source/customer_managed_patch.py [0:0]
59 lines of code
4 McCabe index (conditional complexity)

def lambda_handler(event, context):

    try:
        patch_plan_id= event['change_type_id']
        ams_app_id= event['app_account_id']
        local_exec_params = event['exec_params']
        app_acct_role = event['app_acct_role']

        local_s3_session = boto3.session.Session()
        s3handler = local_s3_session.client('s3')
        bucket = S3bucket
        key= templateS3Key + local_exec_params
        PatchPlanData= s3handler.get_object(Bucket=bucket, Key=key)
        PatchBaseLineExecParams= json.loads(PatchPlanData['Body'].read().decode('utf-8'))
    except Exception as cust_patch_plan_input_failure:
        return (str(cust_patch_plan_input_failure))

    if patch_plan_id =="Base_AWS_Patch":
        try:
            member_account_session = get_session(
                str(ams_app_id), str(app_acct_role), "customer_managed_patch",ExternalId
            )

            cfhandler = member_account_session.client("ssm")
            patch_response = cfhandler.create_patch_baseline(
                OperatingSystem=PatchBaseLineExecParams['OperatingSystem'],
                Name=PatchBaseLineExecParams['Name'],
                GlobalFilters={
                    'PatchFilters': [
                        {
                            'Key': PatchBaseLineExecParams['GlobalFilters']['PatchFilters'][0]['Key'],
                            'Values': [
                                PatchBaseLineExecParams['GlobalFilters']['PatchFilters'][0]['Values'][0],
                            ]
                        },
                    ]
                },
                ApprovalRules={
                    'PatchRules': [
                        {
                            'PatchFilterGroup': {
                                'PatchFilters': [
                                    {
                                        'Key': PatchBaseLineExecParams['ApprovalRules']['PatchRules'][0]['PatchFilterGroup']['PatchFilters'][0]['Key'],
                                        'Values': [
                                            PatchBaseLineExecParams['ApprovalRules']['PatchRules'][0]['PatchFilterGroup']['PatchFilters'][0]['Values'][0],
                                        ]
                                    },
                                ]
                            },
                            'ComplianceLevel': PatchBaseLineExecParams['ApprovalRules']['PatchRules'][0]['ComplianceLevel'],
                            'ApproveUntilDate': PatchBaseLineExecParams['ApprovalRules']['PatchRules'][0]['ApproveUntilDate'],
                            'EnableNonSecurity':bool(PatchBaseLineExecParams['ApprovalRules']['PatchRules'][0]['EnableNonSecurity'])
                        },
                    ]
                }
            )
            BaseLineId = patch_response['BaselineId']
            return {'BaselineId': BaseLineId}

        except Exception as patch_plan_create_failure:
            print(str(patch_plan_create_failure))

    else:
        return('Unknown Request')