fix(parser): kinesis sequence number should be str

Author: heitorlessa

Diff for: aws_lambda_powertools/utilities/parser/models/kinesis.py

@@ -4,7 +4,6 @@
 from typing import List, Union
 
 from pydantic import BaseModel, validator
-from pydantic.types import PositiveInt
 
 from aws_lambda_powertools.utilities.parser.types import Literal, Model
 
@@ -14,7 +13,7 @@
 class KinesisDataStreamRecordPayload(BaseModel):
     kinesisSchemaVersion: str
     partitionKey: str
-    sequenceNumber: PositiveInt
+    sequenceNumber: str
     data: Union[bytes, Model]  # base64 encoded str is parsed into bytes
     approximateArrivalTimestamp: float
 

Diff for: tests/functional/parser/test_kinesis.py

@@ -35,7 +35,7 @@ def handle_kinesis_no_envelope(event: KinesisDataStreamModel, _: LambdaContext):
     assert kinesis.approximateArrivalTimestamp == 1545084650.987
     assert kinesis.kinesisSchemaVersion == "1.0"
     assert kinesis.partitionKey == "1"
-    assert kinesis.sequenceNumber == 49590338271490256608559692538361571095921575989136588898
+    assert kinesis.sequenceNumber == "49590338271490256608559692538361571095921575989136588898"
     assert kinesis.data == b"Hello, this is a test."