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How to use build_mapping_obj method in localstack

Best Python code snippet using localstack_python

lambda_api.py

Source:lambda_api.py

...174            INVALID_PARAMETER_VALUE_EXCEPTION,175            "BatchSize {} exceeds the max of {}".format(batch_size, batch_size_entry[1]),176        )177    return batch_size178def build_mapping_obj(data) -> Dict:179    mapping = {}180    function_name = data["FunctionName"]181    enabled = data.get("Enabled", True)182    batch_size = data.get("BatchSize")183    mapping["UUID"] = str(uuid.uuid4())184    mapping["FunctionArn"] = func_arn(function_name)185    mapping["LastProcessingResult"] = "OK"186    mapping["StateTransitionReason"] = "User action"187    mapping["LastModified"] = format_timestamp_for_event_source_mapping()188    mapping["State"] = "Enabled" if enabled in [True, None] else "Disabled"189    mapping["ParallelizationFactor"] = data.get("ParallelizationFactor") or 1190    mapping["Topics"] = data.get("Topics") or []191    mapping["MaximumRetryAttempts"] = data.get("MaximumRetryAttempts") or -1192    if "SelfManagedEventSource" in data:193        source_arn = data["SourceAccessConfigurations"][0]["URI"]194        mapping["SelfManagedEventSource"] = data["SelfManagedEventSource"]195        mapping["SourceAccessConfigurations"] = data["SourceAccessConfigurations"]196    else:197        source_arn = data["EventSourceArn"]198        mapping["EventSourceArn"] = source_arn199        mapping["StartingPosition"] = data.get("StartingPosition") or "LATEST"200    batch_size = check_batch_size_range(source_arn, batch_size)201    mapping["BatchSize"] = batch_size202    if data.get("DestinationConfig"):203        mapping["DestinationConfig"] = data.get("DestinationConfig")204    return mapping205def format_timestamp(timestamp=None):206    timestamp = timestamp or datetime.utcnow()207    return isoformat_milliseconds(timestamp) + "+0000"208def format_timestamp_for_event_source_mapping():209    # event source mappings seem to use a different time format (required for Terraform compat.)210    return datetime.utcnow().timestamp()211def add_event_source(data):212    region = LambdaRegion.get()213    mapping = build_mapping_obj(data)214    region.event_source_mappings.append(mapping)215    EventSourceListener.start_listeners(mapping)216    return mapping217def update_event_source(uuid_value, data):218    region = LambdaRegion.get()219    function_name = data.get("FunctionName") or ""220    enabled = data.get("Enabled", True)221    for mapping in region.event_source_mappings:222        if uuid_value == mapping["UUID"]:223            if function_name:224                mapping["FunctionArn"] = func_arn(function_name)225            batch_size = data.get("BatchSize")226            if "SelfManagedEventSource" in mapping:227                batch_size = check_batch_size_range(...

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