Best Python code snippet using localstack_python
consume_stream_data.py
Source: consume_stream_data.py
...57 time.sleep(5)58def fetch_records(stream_name, stream_arn, shard_id, consumer_name, consumer_arn):59 # get dynamodb table to be inserted60 table = get_dynamodb_table('SensorNetworkData')61 response = client.subscribe_to_shard(62 ConsumerARN=consumer_arn,63 ShardId=shard_id,64 StartingPosition={'Type': 'TRIM_HORIZON'}65 )66 shard_iterator = client.get_shard_iterator(StreamName=stream_name,67 ShardId=shard_id,68 ShardIteratorType='TRIM_HORIZON')['ShardIterator']69 counter = 070 while(True and counter < 10000):71 response = client.get_records(ShardIterator=shard_iterator)72 shard_iterator = response['NextShardIterator']73 if len(response['Records']) > 0:74 data = json.loads(response['Records'][0]['Data'], parse_float=Decimal)75 print('Processing sensor: %s', data['sensor_uuid'])76 data_fix = remove_empty_string(data)77 try:78 '''79 table.put_item(80 Item=data_fix81 )82 '''83 print(data_fix)84 counter += 185 except:86 print('ERROR : ')87 else:88 print('Waiting..')89 time.sleep(5)90if __name__ == '__main__':91 stream_name = 'DataStream'92 consumer_name = 'StreamConsumer3'93 # setup dynamodb94 dynamodb = boto3.resource('dynamodb')95 table = dynamodb.Table('DataStream')96 # setup kinesis97 client = boto3.client('kinesis')98 # get stream details99 response = client.describe_stream(StreamName=stream_name)100 stream_arn = response['StreamDescription']['StreamARN']101 shard_id = response['StreamDescription']['Shards'][2]['ShardId']102 # get consumer details103 response = client.describe_stream_consumer(104 StreamARN=stream_arn,105 ConsumerName=consumer_name106 )107 consumer_arn = response['ConsumerDescription']['ConsumerARN']108 # subscribe to shard109 response = client.subscribe_to_shard(110 ConsumerARN=consumer_arn,111 ShardId=shard_id,112 StartingPosition={'Type': 'TRIM_HORIZON'}113 )114 # iterate event stream115 for event in response['EventStream']:116 print(event)117 if len(event['SubscribeToShardEvent']['Records']) > 0:118 # if records are not empty119 for record in event['SubscribeToShardEvent']['Records']:120 data = remove_empty_string(json.loads(record['Data'], parse_float=Decimal))121 print(data)...
test_eventstreams.py
Source: test_eventstreams.py
...49 ] == 'CREATING':50 print("Waiting for stream consumer creation")51 await asyncio.sleep(1)52 starting_position = {'Type': 'LATEST'}53 subscribe_response = await kinesis_client.subscribe_to_shard(54 ConsumerARN=consumer_arn,55 ShardId=shard_id,56 StartingPosition=starting_position,57 )58 async for event in subscribe_response['EventStream']:59 assert event['SubscribeToShardEvent']['Records'] == []60 break61 finally:62 if consumer_arn:63 await kinesis_client.deregister_stream_consumer(64 StreamARN=stream_arn,65 ConsumerName=consumer_name,66 ConsumerARN=consumer_arn,67 )...
consumer_service.py
Source: consumer_service.py
...23 ConsumerName='Consumer'24 )25 print(register_response)26 shardList = cls.consumer.list_shards(StreamName=cls.STREAM_NAME)27 result = cls.consumer.subscribe_to_shard(28 ConsumerARN=register_response.Consumer.ConsumerARN,29 ShardId=shardList[0].ShardId,30 StartingPosition={31 'Type': 'AT_SEQUENCE_NUMBER'32 }33 )34 print(result)35 cls.consumer.deregister_stream_consumer(36 StreamARN=cls.AWS_ARN,37 ConsumerName='Consumer',38 ConsumerARN=register_response.ConsumerARN...
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