Techdebt: Replace sure with regular assertions in Kinesis (#6579)

tests/test_kinesis/test_kinesis.py

@@ -10,8 +10,6 @@ from dateutil.tz import tzlocal
 from moto import mock_kinesis
 from moto.core import DEFAULT_ACCOUNT_ID as ACCOUNT_ID
 
-import sure  # noqa # pylint: disable=unused-import
-
 
 @mock_kinesis
 def test_stream_creation_on_demand():
@@ -24,7 +22,7 @@ def test_stream_creation_on_demand():
 
     # AWS starts with 4 shards by default
     shard_list = client.list_shards(StreamARN=stream_arn)["Shards"]
-    shard_list.should.have.length_of(4)
+    assert len(shard_list) == 4
 
     # Cannot update-shard-count when we're in on-demand mode
     with pytest.raises(ClientError) as exc:
@@ -32,9 +30,10 @@ def test_stream_creation_on_demand():
             StreamARN=stream_arn, TargetShardCount=3, ScalingType="UNIFORM_SCALING"
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("ValidationException")
+    assert err["Code"] == "ValidationException"
-    err["Message"].should.equal(
+    assert (
-        f"Request is invalid. Stream my_stream under account {ACCOUNT_ID} is in On-Demand mode."
+        err["Message"]
+        == f"Request is invalid. Stream my_stream under account {ACCOUNT_ID} is in On-Demand mode."
     )
 
 
@@ -54,7 +53,7 @@ def test_update_stream_mode():
 
     resp = client.describe_stream_summary(StreamName="my_stream")
     stream = resp["StreamDescriptionSummary"]
-    stream.should.have.key("StreamModeDetails").equals({"StreamMode": "PROVISIONED"})
+    assert stream["StreamModeDetails"] == {"StreamMode": "PROVISIONED"}
 
 
 @mock_kinesis
@@ -63,27 +62,25 @@ def test_describe_non_existent_stream():
     with pytest.raises(ClientError) as exc:
         client.describe_stream_summary(StreamName="not-a-stream")
     err = exc.value.response["Error"]
-    err["Code"].should.equal("ResourceNotFoundException")
+    assert err["Code"] == "ResourceNotFoundException"
-    err["Message"].should.equal(
+    assert err["Message"] == "Stream not-a-stream under account 123456789012 not found."
-        "Stream not-a-stream under account 123456789012 not found."
-    )
 
 
 @mock_kinesis
 def test_list_and_delete_stream():
     client = boto3.client("kinesis", region_name="us-west-2")
-    client.list_streams()["StreamNames"].should.have.length_of(0)
+    assert len(client.list_streams()["StreamNames"]) == 0
 
     client.create_stream(StreamName="stream1", ShardCount=1)
     client.create_stream(StreamName="stream2", ShardCount=1)
-    client.list_streams()["StreamNames"].should.have.length_of(2)
+    assert len(client.list_streams()["StreamNames"]) == 2
 
     client.delete_stream(StreamName="stream1")
-    client.list_streams()["StreamNames"].should.have.length_of(1)
+    assert len(client.list_streams()["StreamNames"]) == 1
 
     stream_arn = get_stream_arn(client, "stream2")
     client.delete_stream(StreamARN=stream_arn)
-    client.list_streams()["StreamNames"].should.have.length_of(0)
+    assert len(client.list_streams()["StreamNames"]) == 0
 
 
 @mock_kinesis
@@ -92,10 +89,8 @@ def test_delete_unknown_stream():
     with pytest.raises(ClientError) as exc:
         client.delete_stream(StreamName="not-a-stream")
     err = exc.value.response["Error"]
-    err["Code"].should.equal("ResourceNotFoundException")
+    assert err["Code"] == "ResourceNotFoundException"
-    err["Message"].should.equal(
+    assert err["Message"] == "Stream not-a-stream under account 123456789012 not found."
-        "Stream not-a-stream under account 123456789012 not found."
-    )
 
 
 @mock_kinesis
@@ -108,13 +103,13 @@ def test_list_many_streams():
     resp = conn.list_streams()
     stream_names = resp["StreamNames"]
     has_more_streams = resp["HasMoreStreams"]
-    stream_names.should.have.length_of(10)
+    assert len(stream_names) == 10
-    has_more_streams.should.be(True)
+    assert has_more_streams is True
     resp2 = conn.list_streams(ExclusiveStartStreamName=stream_names[-1])
     stream_names = resp2["StreamNames"]
     has_more_streams = resp2["HasMoreStreams"]
-    stream_names.should.have.length_of(1)
+    assert len(stream_names) == 1
-    has_more_streams.should.equal(False)
+    assert has_more_streams is False
 
 
 @mock_kinesis
@@ -127,18 +122,19 @@ def test_describe_stream_summary():
     resp = conn.describe_stream_summary(StreamName=stream_name)
     stream = resp["StreamDescriptionSummary"]
 
-    stream["StreamName"].should.equal(stream_name)
+    assert stream["StreamName"] == stream_name
-    stream["OpenShardCount"].should.equal(shard_count)
+    assert stream["OpenShardCount"] == shard_count
-    stream["StreamARN"].should.equal(
+    assert (
-        f"arn:aws:kinesis:us-west-2:{ACCOUNT_ID}:stream/{stream_name}"
+        stream["StreamARN"]
+        == f"arn:aws:kinesis:us-west-2:{ACCOUNT_ID}:stream/{stream_name}"
     )
-    stream["StreamStatus"].should.equal("ACTIVE")
+    assert stream["StreamStatus"] == "ACTIVE"
 
     stream_arn = get_stream_arn(conn, stream_name)
     resp = conn.describe_stream_summary(StreamARN=stream_arn)
     stream = resp["StreamDescriptionSummary"]
 
-    stream["StreamName"].should.equal(stream_name)
+    assert stream["StreamName"] == stream_name
 
 
 @mock_kinesis
@@ -156,8 +152,8 @@ def test_basic_shard_iterator():
     shard_iterator = resp["ShardIterator"]
 
     resp = client.get_records(ShardIterator=shard_iterator)
-    resp.should.have.key("Records").length_of(0)
+    assert len(resp["Records"]) == 0
-    resp.should.have.key("MillisBehindLatest").equal(0)
+    assert resp["MillisBehindLatest"] == 0
 
 
 @mock_kinesis
@@ -179,8 +175,8 @@ def test_basic_shard_iterator_by_stream_arn():
     resp = client.get_records(
         StreamARN=stream["StreamARN"], ShardIterator=shard_iterator
     )
-    resp.should.have.key("Records").length_of(0)
+    assert len(resp["Records"]) == 0
-    resp.should.have.key("MillisBehindLatest").equal(0)
+    assert resp["MillisBehindLatest"] == 0
 
 
 @mock_kinesis
@@ -195,11 +191,12 @@ def test_get_invalid_shard_iterator():
             StreamName=stream_name, ShardId="123", ShardIteratorType="TRIM_HORIZON"
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("ResourceNotFoundException")
+    assert err["Code"] == "ResourceNotFoundException"
     # There is some magic in AWS, that '123' is automatically converted into 'shardId-000000000123'
     # AWS itself returns this normalized ID in the error message, not the given id
-    err["Message"].should.equal(
+    assert (
-        f"Shard 123 in stream {stream_name} under account {ACCOUNT_ID} does not exist"
+        err["Message"]
+        == f"Shard 123 in stream {stream_name} under account {ACCOUNT_ID} does not exist"
     )
 
 
@@ -227,12 +224,12 @@ def test_put_records():
     shard_iterator = resp["ShardIterator"]
 
     resp = client.get_records(ShardIterator=shard_iterator)
-    resp["Records"].should.have.length_of(5)
+    assert len(resp["Records"]) == 5
     record = resp["Records"][0]
 
-    record["Data"].should.equal(data)
+    assert record["Data"] == data
-    record["PartitionKey"].should.equal(partition_key)
+    assert record["PartitionKey"] == partition_key
-    record["SequenceNumber"].should.equal("1")
+    assert record["SequenceNumber"] == "1"
 
 
 @mock_kinesis
@@ -257,12 +254,12 @@ def test_get_records_limit():
 
     # Retrieve only 3 records
     resp = client.get_records(ShardIterator=shard_iterator, Limit=3)
-    resp["Records"].should.have.length_of(3)
+    assert len(resp["Records"]) == 3
 
     # Then get the rest of the results
     next_shard_iterator = resp["NextShardIterator"]
     response = client.get_records(ShardIterator=next_shard_iterator)
-    response["Records"].should.have.length_of(2)
+    assert len(response["Records"]) == 2
 
 
 @mock_kinesis
@@ -300,8 +297,8 @@ def test_get_records_at_sequence_number():
 
     resp = client.get_records(ShardIterator=shard_iterator)
     # And the first result returned should be the second item
-    resp["Records"][0]["SequenceNumber"].should.equal(sequence_nr)
+    assert resp["Records"][0]["SequenceNumber"] == sequence_nr
-    resp["Records"][0]["Data"].should.equal(b"data_2")
+    assert resp["Records"][0]["Data"] == b"data_2"
 
 
 @mock_kinesis
@@ -339,9 +336,9 @@ def test_get_records_after_sequence_number():
 
     resp = client.get_records(ShardIterator=shard_iterator)
     # And the first result returned should be the second item
-    resp["Records"][0]["SequenceNumber"].should.equal("3")
+    assert resp["Records"][0]["SequenceNumber"] == "3"
-    resp["Records"][0]["Data"].should.equal(b"data_3")
+    assert resp["Records"][0]["Data"] == b"data_3"
-    resp["MillisBehindLatest"].should.equal(0)
+    assert resp["MillisBehindLatest"] == 0
 
 
 @mock_kinesis
@@ -383,11 +380,11 @@ def test_get_records_latest():
 
     resp = client.get_records(ShardIterator=shard_iterator)
     # And the first result returned should be the second item
-    resp["Records"].should.have.length_of(1)
+    assert len(resp["Records"]) == 1
-    resp["Records"][0]["SequenceNumber"].should.equal("5")
+    assert resp["Records"][0]["SequenceNumber"] == "5"
-    resp["Records"][0]["PartitionKey"].should.equal("last_record")
+    assert resp["Records"][0]["PartitionKey"] == "last_record"
-    resp["Records"][0]["Data"].should.equal(b"last_record")
+    assert resp["Records"][0]["Data"] == b"last_record"
-    resp["MillisBehindLatest"].should.equal(0)
+    assert resp["MillisBehindLatest"] == 0
 
 
 @mock_kinesis
@@ -428,10 +425,10 @@ def test_get_records_at_timestamp():
 
     response = conn.get_records(ShardIterator=shard_iterator)
 
-    response["Records"].should.have.length_of(len(keys))
+    assert len(response["Records"]) == len(keys)
     partition_keys = [r["PartitionKey"] for r in response["Records"]]
-    partition_keys.should.equal(keys)
+    assert partition_keys == keys
-    response["MillisBehindLatest"].should.equal(0)
+    assert response["MillisBehindLatest"] == 0
 
 
 @mock_kinesis
@@ -457,10 +454,10 @@ def test_get_records_at_very_old_timestamp():
     shard_iterator = response["ShardIterator"]
 
     response = conn.get_records(ShardIterator=shard_iterator)
-    response["Records"].should.have.length_of(len(keys))
+    assert len(response["Records"]) == len(keys)
     partition_keys = [r["PartitionKey"] for r in response["Records"]]
-    partition_keys.should.equal(keys)
+    assert partition_keys == keys
-    response["MillisBehindLatest"].should.equal(0)
+    assert response["MillisBehindLatest"] == 0
 
 
 @mock_kinesis
@@ -487,12 +484,10 @@ def test_get_records_timestamp_filtering():
     shard_iterator = response["ShardIterator"]
 
     response = conn.get_records(ShardIterator=shard_iterator)
-    response["Records"].should.have.length_of(1)
+    assert len(response["Records"]) == 1
-    response["Records"][0]["PartitionKey"].should.equal("1")
+    assert response["Records"][0]["PartitionKey"] == "1"
-    response["Records"][0]["ApproximateArrivalTimestamp"].should.be.greater_than(
+    assert response["Records"][0]["ApproximateArrivalTimestamp"] > timestamp
-        timestamp
+    assert response["MillisBehindLatest"] == 0
-    )
-    response["MillisBehindLatest"].should.equal(0)
 
 
 @mock_kinesis
@@ -513,8 +508,8 @@ def test_get_records_millis_behind_latest():
     shard_iterator = response["ShardIterator"]
 
     response = conn.get_records(ShardIterator=shard_iterator, Limit=1)
-    response["Records"].should.have.length_of(1)
+    assert len(response["Records"]) == 1
-    response["MillisBehindLatest"].should.be.greater_than(0)
+    assert response["MillisBehindLatest"] > 0
 
 
 @mock_kinesis
@@ -543,8 +538,8 @@ def test_get_records_at_very_new_timestamp():
 
     response = conn.get_records(ShardIterator=shard_iterator)
 
-    response["Records"].should.have.length_of(0)
+    assert len(response["Records"]) == 0
-    response["MillisBehindLatest"].should.equal(0)
+    assert response["MillisBehindLatest"] == 0
 
 
 @mock_kinesis
@@ -568,8 +563,8 @@ def test_get_records_from_empty_stream_at_timestamp():
 
     response = conn.get_records(ShardIterator=shard_iterator)
 
-    response["Records"].should.have.length_of(0)
+    assert len(response["Records"]) == 0
-    response["MillisBehindLatest"].should.equal(0)
+    assert response["MillisBehindLatest"] == 0
 
 
 @mock_kinesis
@@ -583,7 +578,7 @@ def test_valid_increase_stream_retention_period():
     )
 
     response = conn.describe_stream(StreamName=stream_name)
-    response["StreamDescription"]["RetentionPeriodHours"].should.equal(40)
+    assert response["StreamDescription"]["RetentionPeriodHours"] == 40
 
 
 @mock_kinesis
@@ -599,9 +594,10 @@ def test_invalid_increase_stream_retention_period():
         conn.increase_stream_retention_period(
             StreamName=stream_name, RetentionPeriodHours=25
         )
-    ex.value.response["Error"]["Code"].should.equal("InvalidArgumentException")
+    assert ex.value.response["Error"]["Code"] == "InvalidArgumentException"
-    ex.value.response["Error"]["Message"].should.equal(
+    assert (
-        "Requested retention period (25 hours) for stream my_stream can not be shorter than existing retention period (30 hours). Use DecreaseRetentionPeriod API."
+        ex.value.response["Error"]["Message"]
+        == "Requested retention period (25 hours) for stream my_stream can not be shorter than existing retention period (30 hours). Use DecreaseRetentionPeriod API."
     )
 
 
@@ -616,9 +612,10 @@ def test_invalid_increase_stream_retention_too_low():
             StreamName=stream_name, RetentionPeriodHours=20
         )
     err = ex.value.response["Error"]
-    err["Code"].should.equal("InvalidArgumentException")
+    assert err["Code"] == "InvalidArgumentException"
-    err["Message"].should.equal(
+    assert (
-        "Minimum allowed retention period is 24 hours. Requested retention period (20 hours) is too short."
+        err["Message"]
+        == "Minimum allowed retention period is 24 hours. Requested retention period (20 hours) is too short."
     )
 
 
@@ -633,9 +630,10 @@ def test_invalid_increase_stream_retention_too_high():
             StreamName=stream_name, RetentionPeriodHours=9999
         )
     err = ex.value.response["Error"]
-    err["Code"].should.equal("InvalidArgumentException")
+    assert err["Code"] == "InvalidArgumentException"
-    err["Message"].should.equal(
+    assert (
-        "Maximum allowed retention period is 8760 hours. Requested retention period (9999 hours) is too long."
+        err["Message"]
+        == "Maximum allowed retention period is 8760 hours. Requested retention period (9999 hours) is too long."
     )
 
 
@@ -654,13 +652,13 @@ def test_valid_decrease_stream_retention_period():
     )
 
     response = conn.describe_stream(StreamName=stream_name)
-    response["StreamDescription"]["RetentionPeriodHours"].should.equal(25)
+    assert response["StreamDescription"]["RetentionPeriodHours"] == 25
 
     conn.increase_stream_retention_period(StreamARN=stream_arn, RetentionPeriodHours=29)
     conn.decrease_stream_retention_period(StreamARN=stream_arn, RetentionPeriodHours=26)
 
     response = conn.describe_stream(StreamARN=stream_arn)
-    response["StreamDescription"]["RetentionPeriodHours"].should.equal(26)
+    assert response["StreamDescription"]["RetentionPeriodHours"] == 26
 
 
 @mock_kinesis
@@ -674,9 +672,10 @@ def test_decrease_stream_retention_period_upwards():
             StreamName=stream_name, RetentionPeriodHours=40
         )
     err = ex.value.response["Error"]
-    err["Code"].should.equal("InvalidArgumentException")
+    assert err["Code"] == "InvalidArgumentException"
-    err["Message"].should.equal(
+    assert (
-        "Requested retention period (40 hours) for stream decrease_stream can not be longer than existing retention period (24 hours). Use IncreaseRetentionPeriod API."
+        err["Message"]
+        == "Requested retention period (40 hours) for stream decrease_stream can not be longer than existing retention period (24 hours). Use IncreaseRetentionPeriod API."
     )
 
 
@@ -691,9 +690,10 @@ def test_decrease_stream_retention_period_too_low():
             StreamName=stream_name, RetentionPeriodHours=4
         )
     err = ex.value.response["Error"]
-    err["Code"].should.equal("InvalidArgumentException")
+    assert err["Code"] == "InvalidArgumentException"
-    err["Message"].should.equal(
+    assert (
-        "Minimum allowed retention period is 24 hours. Requested retention period (4 hours) is too short."
+        err["Message"]
+        == "Minimum allowed retention period is 24 hours. Requested retention period (4 hours) is too short."
     )
 
 
@@ -708,9 +708,10 @@ def test_decrease_stream_retention_period_too_high():
             StreamName=stream_name, RetentionPeriodHours=9999
         )
     err = ex.value.response["Error"]
-    err["Code"].should.equal("InvalidArgumentException")
+    assert err["Code"] == "InvalidArgumentException"
-    err["Message"].should.equal(
+    assert (
-        "Maximum allowed retention period is 8760 hours. Requested retention period (9999 hours) is too long."
+        err["Message"]
+        == "Maximum allowed retention period is 8760 hours. Requested retention period (9999 hours) is too long."
     )
 
 
@@ -727,8 +728,8 @@ def test_invalid_shard_iterator_type():
             StreamName=stream_name, ShardId=shard_id, ShardIteratorType="invalid-type"
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("InvalidArgumentException")
+    assert err["Code"] == "InvalidArgumentException"
-    err["Message"].should.equal("Invalid ShardIteratorType: invalid-type")
+    assert err["Message"] == "Invalid ShardIteratorType: invalid-type"
 
 
 @mock_kinesis
@@ -743,32 +744,32 @@ def test_add_list_remove_tags():
     )
 
     tags = client.list_tags_for_stream(StreamName=stream_name)["Tags"]
-    tags.should.have.length_of(4)
+    assert len(tags) == 4
-    tags.should.contain({"Key": "tag1", "Value": "val1"})
+    assert {"Key": "tag1", "Value": "val1"} in tags
-    tags.should.contain({"Key": "tag2", "Value": "val2"})
+    assert {"Key": "tag2", "Value": "val2"} in tags
-    tags.should.contain({"Key": "tag3", "Value": "val3"})
+    assert {"Key": "tag3", "Value": "val3"} in tags
-    tags.should.contain({"Key": "tag4", "Value": "val4"})
+    assert {"Key": "tag4", "Value": "val4"} in tags
 
     client.add_tags_to_stream(StreamARN=stream_arn, Tags={"tag5": "val5"})
 
     tags = client.list_tags_for_stream(StreamARN=stream_arn)["Tags"]
-    tags.should.have.length_of(5)
+    assert len(tags) == 5
-    tags.should.contain({"Key": "tag5", "Value": "val5"})
+    assert {"Key": "tag5", "Value": "val5"} in tags
 
     client.remove_tags_from_stream(StreamName=stream_name, TagKeys=["tag2", "tag3"])
 
     tags = client.list_tags_for_stream(StreamName=stream_name)["Tags"]
-    tags.should.have.length_of(3)
+    assert len(tags) == 3
-    tags.should.contain({"Key": "tag1", "Value": "val1"})
+    assert {"Key": "tag1", "Value": "val1"} in tags
-    tags.should.contain({"Key": "tag4", "Value": "val4"})
+    assert {"Key": "tag4", "Value": "val4"} in tags
-    tags.should.contain({"Key": "tag5", "Value": "val5"})
+    assert {"Key": "tag5", "Value": "val5"} in tags
 
     client.remove_tags_from_stream(StreamARN=stream_arn, TagKeys=["tag4"])
 
     tags = client.list_tags_for_stream(StreamName=stream_name)["Tags"]
-    tags.should.have.length_of(2)
+    assert len(tags) == 2
-    tags.should.contain({"Key": "tag1", "Value": "val1"})
+    assert {"Key": "tag1", "Value": "val1"} in tags
-    tags.should.contain({"Key": "tag5", "Value": "val5"})
+    assert {"Key": "tag5", "Value": "val5"} in tags
 
 
 @mock_kinesis
@@ -793,7 +794,7 @@ def test_merge_shards():
 
     stream = client.describe_stream(StreamName=stream_name)["StreamDescription"]
     shards = stream["Shards"]
-    shards.should.have.length_of(4)
+    assert len(shards) == 4
 
     client.merge_shards(
         StreamName=stream_name,
@@ -805,7 +806,7 @@ def test_merge_shards():
     shards = stream["Shards"]
 
     # Old shards still exist, but are closed. A new shard is created out of the old one
-    shards.should.have.length_of(5)
+    assert len(shards) == 5
 
     # Only three shards are active - the two merged shards are closed
     active_shards = [
@@ -813,7 +814,7 @@ def test_merge_shards():
         for shard in shards
         if "EndingSequenceNumber" not in shard["SequenceNumberRange"]
     ]
-    active_shards.should.have.length_of(3)
+    assert len(active_shards) == 3
 
     client.merge_shards(
         StreamARN=stream_arn,
@@ -829,23 +830,21 @@ def test_merge_shards():
         for shard in shards
         if "EndingSequenceNumber" not in shard["SequenceNumberRange"]
     ]
-    active_shards.should.have.length_of(2)
+    assert len(active_shards) == 2
 
     for shard in active_shards:
         del shard["HashKeyRange"]
         del shard["SequenceNumberRange"]
 
     # Original shard #3 is still active (0,1,2 have been merged and closed
-    active_shards.should.contain({"ShardId": "shardId-000000000003"})
+    assert {"ShardId": "shardId-000000000003"} in active_shards
     # Shard #4 was the child of #0 and #1
     # Shard #5 is the child of #4 (parent) and #2 (adjacent-parent)
-    active_shards.should.contain(
+    assert {
-        {
         "ShardId": "shardId-000000000005",
         "ParentShardId": "shardId-000000000004",
         "AdjacentParentShardId": "shardId-000000000002",
-        }
+    } in active_shards
-    )
 
 
 @mock_kinesis
@@ -861,8 +860,8 @@ def test_merge_shards_invalid_arg():
             AdjacentShardToMerge="shardId-000000000002",
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("InvalidArgumentException")
+    assert err["Code"] == "InvalidArgumentException"
-    err["Message"].should.equal("shardId-000000000002")
+    assert err["Message"] == "shardId-000000000002"
 
 
 def get_stream_arn(client, stream_name):

tests/test_kinesis/test_kinesis_boto3.py

@@ -6,8 +6,6 @@ from moto import mock_kinesis
 from moto.core import DEFAULT_ACCOUNT_ID as ACCOUNT_ID
 from .test_kinesis import get_stream_arn
 
-import sure  # noqa # pylint: disable=unused-import
-
 
 @mock_kinesis
 def test_describe_stream_limit_parameter():
@@ -17,26 +15,26 @@ def test_describe_stream_limit_parameter():
     client.create_stream(StreamName=stream_name, ShardCount=5)
 
     without_filter = client.describe_stream(StreamName=stream_name)["StreamDescription"]
-    without_filter["Shards"].should.have.length_of(5)
+    assert len(without_filter["Shards"]) == 5
-    without_filter["HasMoreShards"].should.equal(False)
+    assert without_filter["HasMoreShards"] is False
 
     with_filter = client.describe_stream(StreamName=stream_name, Limit=2)[
         "StreamDescription"
     ]
-    with_filter["Shards"].should.have.length_of(2)
+    assert len(with_filter["Shards"]) == 2
-    with_filter["HasMoreShards"].should.equal(True)
+    assert with_filter["HasMoreShards"] is True
 
     with_filter = client.describe_stream(StreamName=stream_name, Limit=5)[
         "StreamDescription"
     ]
-    with_filter["Shards"].should.have.length_of(5)
+    assert len(with_filter["Shards"]) == 5
-    with_filter["HasMoreShards"].should.equal(False)
+    assert with_filter["HasMoreShards"] is False
 
     with_filter = client.describe_stream(StreamName=stream_name, Limit=6)[
         "StreamDescription"
     ]
-    with_filter["Shards"].should.have.length_of(5)
+    assert len(with_filter["Shards"]) == 5
-    with_filter["HasMoreShards"].should.equal(False)
+    assert with_filter["HasMoreShards"] is False
 
 
 @mock_kinesis
@@ -53,23 +51,24 @@ def test_list_shards():
         )
 
     shard_list = conn.list_shards(StreamName=stream_name)["Shards"]
-    shard_list.should.have.length_of(2)
+    assert len(shard_list) == 2
     # Verify IDs
-    [s["ShardId"] for s in shard_list].should.equal(
+    assert [s["ShardId"] for s in shard_list] == [
-        ["shardId-000000000000", "shardId-000000000001"]
+        "shardId-000000000000",
-    )
+        "shardId-000000000001",
+    ]
     # Verify hash range
     for shard in shard_list:
-        shard.should.have.key("HashKeyRange")
+        assert "HashKeyRange" in shard
-        shard["HashKeyRange"].should.have.key("StartingHashKey")
+        assert "StartingHashKey" in shard["HashKeyRange"]
-        shard["HashKeyRange"].should.have.key("EndingHashKey")
+        assert "EndingHashKey" in shard["HashKeyRange"]
-    shard_list[0]["HashKeyRange"]["EndingHashKey"].should.equal(
+    assert shard_list[0]["HashKeyRange"]["EndingHashKey"] == str(
-        str(int(shard_list[1]["HashKeyRange"]["StartingHashKey"]) - 1)
+        int(shard_list[1]["HashKeyRange"]["StartingHashKey"]) - 1
     )
     # Verify sequence numbers
     for shard in shard_list:
-        shard.should.have.key("SequenceNumberRange")
+        assert "SequenceNumberRange" in shard
-        shard["SequenceNumberRange"].should.have.key("StartingSequenceNumber")
+        assert "StartingSequenceNumber" in shard["SequenceNumberRange"]
 
 
 @mock_kinesis
@@ -80,46 +79,43 @@ def test_list_shards_paging():
 
     # Get shard 1-10
     shard_list = client.list_shards(StreamName=stream_name)
-    shard_list["Shards"].should.have.length_of(10)
+    assert len(shard_list["Shards"]) == 10
-    shard_list.should_not.have.key("NextToken")
+    assert "NextToken" not in shard_list
 
     # Get shard 1-4
     resp = client.list_shards(StreamName=stream_name, MaxResults=4)
-    resp["Shards"].should.have.length_of(4)
+    assert len(resp["Shards"]) == 4
-    [s["ShardId"] for s in resp["Shards"]].should.equal(
+    assert [s["ShardId"] for s in resp["Shards"]] == [
-        [
         "shardId-000000000000",
         "shardId-000000000001",
         "shardId-000000000002",
         "shardId-000000000003",
     ]
-    )
+    assert "NextToken" in resp
-    resp.should.have.key("NextToken")
 
     # Get shard 4-8
     resp = client.list_shards(
         StreamName=stream_name, MaxResults=4, NextToken=str(resp["NextToken"])
     )
-    resp["Shards"].should.have.length_of(4)
+    assert len(resp["Shards"]) == 4
-    [s["ShardId"] for s in resp["Shards"]].should.equal(
+    assert [s["ShardId"] for s in resp["Shards"]] == [
-        [
         "shardId-000000000004",
         "shardId-000000000005",
         "shardId-000000000006",
         "shardId-000000000007",
     ]
-    )
+    assert "NextToken" in resp
-    resp.should.have.key("NextToken")
 
     # Get shard 8-10
     resp = client.list_shards(
         StreamName=stream_name, MaxResults=4, NextToken=str(resp["NextToken"])
     )
-    resp["Shards"].should.have.length_of(2)
+    assert len(resp["Shards"]) == 2
-    [s["ShardId"] for s in resp["Shards"]].should.equal(
+    assert [s["ShardId"] for s in resp["Shards"]] == [
-        ["shardId-000000000008", "shardId-000000000009"]
+        "shardId-000000000008",
-    )
+        "shardId-000000000009",
-    resp.should_not.have.key("NextToken")
+    ]
+    assert "NextToken" not in resp
 
 
 @mock_kinesis
@@ -129,26 +125,26 @@ def test_create_shard():
 
     resp = client.describe_stream(StreamName="my-stream")
     desc = resp["StreamDescription"]
-    desc.should.have.key("StreamName").equal("my-stream")
+    assert desc["StreamName"] == "my-stream"
-    desc.should.have.key("StreamARN").equal(
+    assert (
-        f"arn:aws:kinesis:us-west-2:{ACCOUNT_ID}:stream/my-stream"
+        desc["StreamARN"] == f"arn:aws:kinesis:us-west-2:{ACCOUNT_ID}:stream/my-stream"
     )
-    desc.should.have.key("Shards").length_of(2)
+    assert len(desc["Shards"]) == 2
-    desc.should.have.key("StreamStatus").equals("ACTIVE")
+    assert desc["StreamStatus"] == "ACTIVE"
-    desc.should.have.key("HasMoreShards").equals(False)
+    assert desc["HasMoreShards"] is False
-    desc.should.have.key("RetentionPeriodHours").equals(24)
+    assert desc["RetentionPeriodHours"] == 24
-    desc.should.have.key("StreamCreationTimestamp")
+    assert "StreamCreationTimestamp" in desc
-    desc.should.have.key("EnhancedMonitoring").should.equal([{"ShardLevelMetrics": []}])
+    assert desc["EnhancedMonitoring"] == [{"ShardLevelMetrics": []}]
-    desc.should.have.key("EncryptionType").should.equal("NONE")
+    assert desc["EncryptionType"] == "NONE"
 
     shards = desc["Shards"]
-    shards[0].should.have.key("ShardId").equal("shardId-000000000000")
+    assert shards[0]["ShardId"] == "shardId-000000000000"
-    shards[0].should.have.key("HashKeyRange")
+    assert "HashKeyRange" in shards[0]
-    shards[0]["HashKeyRange"].should.have.key("StartingHashKey").equals("0")
+    assert shards[0]["HashKeyRange"]["StartingHashKey"] == "0"
-    shards[0]["HashKeyRange"].should.have.key("EndingHashKey")
+    assert "EndingHashKey" in shards[0]["HashKeyRange"]
-    shards[0].should.have.key("SequenceNumberRange")
+    assert "SequenceNumberRange" in shards[0]
-    shards[0]["SequenceNumberRange"].should.have.key("StartingSequenceNumber")
+    assert "StartingSequenceNumber" in shards[0]["SequenceNumberRange"]
-    shards[0]["SequenceNumberRange"].shouldnt.have.key("EndingSequenceNumber")
+    assert "EndingSequenceNumber" not in shards[0]["SequenceNumberRange"]
 
 
 @mock_kinesis
@@ -163,9 +159,10 @@ def test_split_shard_with_invalid_name():
             NewStartingHashKey="170141183460469231731687303715884105728",
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("ValidationException")
+    assert err["Code"] == "ValidationException"
-    err["Message"].should.equal(
+    assert (
-        "1 validation error detected: Value '?' at 'shardToSplit' failed to satisfy constraint: Member must satisfy regular expression pattern: [a-zA-Z0-9_.-]+"
+        err["Message"]
+        == "1 validation error detected: Value '?' at 'shardToSplit' failed to satisfy constraint: Member must satisfy regular expression pattern: [a-zA-Z0-9_.-]+"
     )
 
 
@@ -181,9 +178,10 @@ def test_split_shard_with_unknown_name():
             NewStartingHashKey="170141183460469231731687303715884105728",
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("ResourceNotFoundException")
+    assert err["Code"] == "ResourceNotFoundException"
-    err["Message"].should.equal(
+    assert (
-        "Could not find shard unknown in stream my-stream under account 123456789012."
+        err["Message"]
+        == "Could not find shard unknown in stream my-stream under account 123456789012."
     )
 
 
@@ -199,9 +197,10 @@ def test_split_shard_invalid_hashkey():
             NewStartingHashKey="sth",
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("ValidationException")
+    assert err["Code"] == "ValidationException"
-    err["Message"].should.equal(
+    assert (
-        "1 validation error detected: Value 'sth' at 'newStartingHashKey' failed to satisfy constraint: Member must satisfy regular expression pattern: 0|([1-9]\\d{0,38})"
+        err["Message"]
+        == "1 validation error detected: Value 'sth' at 'newStartingHashKey' failed to satisfy constraint: Member must satisfy regular expression pattern: 0|([1-9]\\d{0,38})"
     )
 
 
@@ -217,9 +216,10 @@ def test_split_shard_hashkey_out_of_bounds():
             NewStartingHashKey="170141183460469231731687303715884000000",
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("InvalidArgumentException")
+    assert err["Code"] == "InvalidArgumentException"
-    err["Message"].should.equal(
+    assert (
-        f"NewStartingHashKey 170141183460469231731687303715884000000 used in SplitShard() on shard shardId-000000000001 in stream my-stream under account {ACCOUNT_ID} is not both greater than one plus the shard's StartingHashKey 170141183460469231731687303715884105728 and less than the shard's EndingHashKey 340282366920938463463374607431768211455."
+        err["Message"]
+        == f"NewStartingHashKey 170141183460469231731687303715884000000 used in SplitShard() on shard shardId-000000000001 in stream my-stream under account {ACCOUNT_ID} is not both greater than one plus the shard's StartingHashKey 170141183460469231731687303715884105728 and less than the shard's EndingHashKey 340282366920938463463374607431768211455."
     )
 
 
@@ -248,32 +248,34 @@ def test_split_shard():
 
     resp = client.describe_stream(StreamName=stream_name)["StreamDescription"]
     shards = resp["Shards"]
-    shards.should.have.length_of(4)
+    assert len(shards) == 4
-    shards[0].should.have.key("ShardId").equals("shardId-000000000000")
+    assert shards[0]["ShardId"] == "shardId-000000000000"
-    shards[0].should.have.key("HashKeyRange")
+    assert "HashKeyRange" in shards[0]
-    shards[0].shouldnt.have.key("ParentShardId")
+    assert "ParentShardId" not in shards[0]
 
-    shards[1].should.have.key("ShardId").equals("shardId-000000000001")
+    assert shards[1]["ShardId"] == "shardId-000000000001"
-    shards[1].shouldnt.have.key("ParentShardId")
+    assert "ParentShardId" not in shards[1]
-    shards[1].should.have.key("HashKeyRange")
+    assert "HashKeyRange" in shards[1]
-    shards[1]["HashKeyRange"].should.have.key("StartingHashKey").equals(
+    assert (
-        original_shards[1]["HashKeyRange"]["StartingHashKey"]
+        shards[1]["HashKeyRange"]["StartingHashKey"]
+        == original_shards[1]["HashKeyRange"]["StartingHashKey"]
     )
-    shards[1]["HashKeyRange"].should.have.key("EndingHashKey").equals(
+    assert (
-        original_shards[1]["HashKeyRange"]["EndingHashKey"]
+        shards[1]["HashKeyRange"]["EndingHashKey"]
+        == original_shards[1]["HashKeyRange"]["EndingHashKey"]
     )
-    shards[1]["SequenceNumberRange"].should.have.key("StartingSequenceNumber")
+    assert "StartingSequenceNumber" in shards[1]["SequenceNumberRange"]
-    shards[1]["SequenceNumberRange"].should.have.key("EndingSequenceNumber")
+    assert "EndingSequenceNumber" in shards[1]["SequenceNumberRange"]
 
-    shards[2].should.have.key("ShardId").equals("shardId-000000000002")
+    assert shards[2]["ShardId"] == "shardId-000000000002"
-    shards[2].should.have.key("ParentShardId").equals(shards[1]["ShardId"])
+    assert shards[2]["ParentShardId"] == shards[1]["ShardId"]
-    shards[2]["SequenceNumberRange"].should.have.key("StartingSequenceNumber")
+    assert "StartingSequenceNumber" in shards[2]["SequenceNumberRange"]
-    shards[2]["SequenceNumberRange"].shouldnt.have.key("EndingSequenceNumber")
+    assert "EndingSequenceNumber" not in shards[2]["SequenceNumberRange"]
 
-    shards[3].should.have.key("ShardId").equals("shardId-000000000003")
+    assert shards[3]["ShardId"] == "shardId-000000000003"
-    shards[3].should.have.key("ParentShardId").equals(shards[1]["ShardId"])
+    assert shards[3]["ParentShardId"] == shards[1]["ShardId"]
-    shards[3]["SequenceNumberRange"].should.have.key("StartingSequenceNumber")
+    assert "StartingSequenceNumber" in shards[3]["SequenceNumberRange"]
-    shards[3]["SequenceNumberRange"].shouldnt.have.key("EndingSequenceNumber")
+    assert "EndingSequenceNumber" not in shards[3]["SequenceNumberRange"]
 
 
 @mock_kinesis
@@ -295,9 +297,10 @@ def test_split_shard_that_was_split_before():
             NewStartingHashKey="170141183460469231731687303715884105829",
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("InvalidArgumentException")
+    assert err["Code"] == "InvalidArgumentException"
-    err["Message"].should.equal(
+    assert (
-        f"Shard shardId-000000000001 in stream my-stream under account {ACCOUNT_ID} has already been merged or split, and thus is not eligible for merging or splitting."
+        err["Message"]
+        == f"Shard shardId-000000000001 in stream my-stream under account {ACCOUNT_ID} has already been merged or split, and thus is not eligible for merging or splitting."
     )
 
 
@@ -322,22 +325,22 @@ def test_update_shard_count(initial, target, expected_total):
         StreamName="my-stream", TargetShardCount=target, ScalingType="UNIFORM_SCALING"
     )
 
-    resp.should.have.key("StreamName").equals("my-stream")
+    assert resp["StreamName"] == "my-stream"
-    resp.should.have.key("CurrentShardCount").equals(initial)
+    assert resp["CurrentShardCount"] == initial
-    resp.should.have.key("TargetShardCount").equals(target)
+    assert resp["TargetShardCount"] == target
 
     stream = client.describe_stream(StreamName="my-stream")["StreamDescription"]
-    stream["StreamStatus"].should.equal("ACTIVE")
+    assert stream["StreamStatus"] == "ACTIVE"
-    stream["Shards"].should.have.length_of(expected_total)
+    assert len(stream["Shards"]) == expected_total
 
     active_shards = [
         shard
         for shard in stream["Shards"]
         if "EndingSequenceNumber" not in shard["SequenceNumberRange"]
     ]
-    active_shards.should.have.length_of(target)
+    assert len(active_shards) == target
 
     resp = client.describe_stream_summary(StreamName="my-stream")
     stream = resp["StreamDescriptionSummary"]
 
-    stream["OpenShardCount"].should.equal(target)
+    assert stream["OpenShardCount"] == target

tests/test_kinesis/test_kinesis_cloudformation.py

@@ -1,5 +1,4 @@
 import boto3
-import sure  # noqa # pylint: disable=unused-import
 
 from moto import mock_kinesis, mock_cloudformation
 
@@ -17,8 +16,8 @@ def test_kinesis_cloudformation_create_stream():
     provisioned_resource = cf_conn.list_stack_resources(StackName=stack_name)[
         "StackResourceSummaries"
     ][0]
-    provisioned_resource["LogicalResourceId"].should.equal("MyStream")
+    assert provisioned_resource["LogicalResourceId"] == "MyStream"
-    len(provisioned_resource["PhysicalResourceId"]).should.be.greater_than(0)
+    assert len(provisioned_resource["PhysicalResourceId"]) > 0
 
 
 @mock_cloudformation
@@ -56,7 +55,7 @@ Outputs:
     stream_description = kinesis_conn.describe_stream(StreamName=output_stream_name)[
         "StreamDescription"
     ]
-    output_stream_arn.should.equal(stream_description["StreamARN"])
+    assert output_stream_arn == stream_description["StreamARN"]
 
 
 @mock_cloudformation
@@ -83,19 +82,19 @@ Resources:
 
     cf_conn.create_stack(StackName=stack_name, TemplateBody=template)
     stack_description = cf_conn.describe_stacks(StackName=stack_name)["Stacks"][0]
-    stack_description["StackName"].should.equal(stack_name)
+    assert stack_description["StackName"] == stack_name
 
     kinesis_conn = boto3.client("kinesis", region_name="us-east-1")
     stream_description = kinesis_conn.describe_stream(StreamName="MyStream")[
         "StreamDescription"
     ]
-    stream_description["RetentionPeriodHours"].should.equal(48)
+    assert stream_description["RetentionPeriodHours"] == 48
 
     tags = kinesis_conn.list_tags_for_stream(StreamName="MyStream")["Tags"]
     tag1_value = [tag for tag in tags if tag["Key"] == "TagKey1"][0]["Value"]
     tag2_value = [tag for tag in tags if tag["Key"] == "TagKey2"][0]["Value"]
-    tag1_value.should.equal("TagValue1")
+    assert tag1_value == "TagValue1"
-    tag2_value.should.equal("TagValue2")
+    assert tag2_value == "TagValue2"
 
     shards_provisioned = len(
         [
@@ -104,7 +103,7 @@ Resources:
             if "EndingSequenceNumber" not in shard["SequenceNumberRange"]
         ]
     )
-    shards_provisioned.should.equal(4)
+    assert shards_provisioned == 4
 
     template = """
     Resources:
@@ -125,13 +124,13 @@ Resources:
     stream_description = kinesis_conn.describe_stream(StreamName="MyStream")[
         "StreamDescription"
     ]
-    stream_description["RetentionPeriodHours"].should.equal(24)
+    assert stream_description["RetentionPeriodHours"] == 24
 
     tags = kinesis_conn.list_tags_for_stream(StreamName="MyStream")["Tags"]
     tag1_value = [tag for tag in tags if tag["Key"] == "TagKey1"][0]["Value"]
     tag2_value = [tag for tag in tags if tag["Key"] == "TagKey2"][0]["Value"]
-    tag1_value.should.equal("TagValue1a")
+    assert tag1_value == "TagValue1a"
-    tag2_value.should.equal("TagValue2a")
+    assert tag2_value == "TagValue2a"
 
     shards_provisioned = len(
         [
@@ -140,7 +139,7 @@ Resources:
             if "EndingSequenceNumber" not in shard["SequenceNumberRange"]
         ]
     )
-    shards_provisioned.should.equal(6)
+    assert shards_provisioned == 6
 
 
 @mock_cloudformation
@@ -160,14 +159,14 @@ Resources:
 
     cf_conn.create_stack(StackName=stack_name, TemplateBody=template)
     stack_description = cf_conn.describe_stacks(StackName=stack_name)["Stacks"][0]
-    stack_description["StackName"].should.equal(stack_name)
+    assert stack_description["StackName"] == stack_name
 
     kinesis_conn = boto3.client("kinesis", region_name="us-east-1")
     stream_description = kinesis_conn.describe_stream(StreamName="MyStream")[
         "StreamDescription"
     ]
-    stream_description["StreamName"].should.equal("MyStream")
+    assert stream_description["StreamName"] == "MyStream"
 
     cf_conn.delete_stack(StackName=stack_name)
     streams = kinesis_conn.list_streams()["StreamNames"]
-    len(streams).should.equal(0)
+    assert len(streams) == 0

tests/test_kinesis/test_kinesis_encryption.py

@@ -11,8 +11,8 @@ def test_enable_encryption():
 
     resp = client.describe_stream(StreamName="my-stream")
     desc = resp["StreamDescription"]
-    desc.should.have.key("EncryptionType").should.equal("NONE")
+    assert desc["EncryptionType"] == "NONE"
-    desc.shouldnt.have.key("KeyId")
+    assert "KeyId" not in desc
 
     client.start_stream_encryption(
         StreamName="my-stream", EncryptionType="KMS", KeyId="n/a"
@@ -20,8 +20,8 @@ def test_enable_encryption():
 
     resp = client.describe_stream(StreamName="my-stream")
     desc = resp["StreamDescription"]
-    desc.should.have.key("EncryptionType").should.equal("KMS")
+    assert desc["EncryptionType"] == "KMS"
-    desc.should.have.key("KeyId").equals("n/a")
+    assert desc["KeyId"] == "n/a"
 
 
 @mock_kinesis
@@ -31,7 +31,7 @@ def test_disable_encryption():
 
     resp = client.describe_stream(StreamName="my-stream")
     desc = resp["StreamDescription"]
-    desc.should.have.key("EncryptionType").should.equal("NONE")
+    assert desc["EncryptionType"] == "NONE"
 
     client.start_stream_encryption(
         StreamName="my-stream", EncryptionType="KMS", KeyId="n/a"
@@ -43,8 +43,8 @@ def test_disable_encryption():
 
     resp = client.describe_stream(StreamName="my-stream")
     desc = resp["StreamDescription"]
-    desc.should.have.key("EncryptionType").should.equal("NONE")
+    assert desc["EncryptionType"] == "NONE"
-    desc.shouldnt.have.key("KeyId")
+    assert "KeyId" not in desc
 
 
 @mock_kinesis
@@ -55,7 +55,7 @@ def test_disable_encryption__using_arns():
 
     resp = client.describe_stream(StreamName="my-stream")
     desc = resp["StreamDescription"]
-    desc.should.have.key("EncryptionType").should.equal("NONE")
+    assert desc["EncryptionType"] == "NONE"
 
     client.start_stream_encryption(
         StreamARN=stream_arn, EncryptionType="KMS", KeyId="n/a"
@@ -67,5 +67,5 @@ def test_disable_encryption__using_arns():
 
     resp = client.describe_stream(StreamName="my-stream")
     desc = resp["StreamDescription"]
-    desc.should.have.key("EncryptionType").should.equal("NONE")
+    assert desc["EncryptionType"] == "NONE"
-    desc.shouldnt.have.key("KeyId")
+    assert "KeyId" not in desc

tests/test_kinesis/test_kinesis_monitoring.py

@@ -15,11 +15,12 @@ def test_enable_enhanced_monitoring_all():
         StreamName=stream_name, ShardLevelMetrics=["ALL"]
     )
 
-    resp.should.have.key("StreamName").equals(stream_name)
+    assert resp["StreamName"] == stream_name
-    resp.should.have.key("CurrentShardLevelMetrics").equals([])
+    assert resp["CurrentShardLevelMetrics"] == []
-    resp.should.have.key("DesiredShardLevelMetrics").equals(["ALL"])
+    assert resp["DesiredShardLevelMetrics"] == ["ALL"]
-    resp.should.have.key("StreamARN").equals(
+    assert (
-        f"arn:aws:kinesis:us-east-1:{DEFAULT_ACCOUNT_ID}:stream/{stream_name}"
+        resp["StreamARN"]
+        == f"arn:aws:kinesis:us-east-1:{DEFAULT_ACCOUNT_ID}:stream/{stream_name}"
     )
 
 
@@ -35,7 +36,7 @@ def test_enable_enhanced_monitoring_is_persisted():
 
     stream = client.describe_stream(StreamName=stream_name)["StreamDescription"]
     metrics = stream["EnhancedMonitoring"][0]["ShardLevelMetrics"]
-    set(metrics).should.equal({"IncomingBytes", "OutgoingBytes"})
+    assert set(metrics) == {"IncomingBytes", "OutgoingBytes"}
 
 
 @mock_kinesis
@@ -52,22 +53,20 @@ def test_enable_enhanced_monitoring_in_steps():
         StreamName=stream_name, ShardLevelMetrics=["WriteProvisionedThroughputExceeded"]
     )
 
-    resp.should.have.key("CurrentShardLevelMetrics").should.have.length_of(2)
+    assert len(resp["CurrentShardLevelMetrics"]) == 2
-    resp["CurrentShardLevelMetrics"].should.contain("IncomingBytes")
+    assert "IncomingBytes" in resp["CurrentShardLevelMetrics"]
-    resp["CurrentShardLevelMetrics"].should.contain("OutgoingBytes")
+    assert "OutgoingBytes" in resp["CurrentShardLevelMetrics"]
-    resp.should.have.key("DesiredShardLevelMetrics").should.have.length_of(3)
+    assert len(resp["DesiredShardLevelMetrics"]) == 3
-    resp["DesiredShardLevelMetrics"].should.contain("IncomingBytes")
+    assert "IncomingBytes" in resp["DesiredShardLevelMetrics"]
-    resp["DesiredShardLevelMetrics"].should.contain("OutgoingBytes")
+    assert "OutgoingBytes" in resp["DesiredShardLevelMetrics"]
-    resp["DesiredShardLevelMetrics"].should.contain(
+    assert "WriteProvisionedThroughputExceeded" in resp["DesiredShardLevelMetrics"]
-        "WriteProvisionedThroughputExceeded"
-    )
 
     stream = client.describe_stream(StreamName=stream_name)["StreamDescription"]
     metrics = stream["EnhancedMonitoring"][0]["ShardLevelMetrics"]
-    metrics.should.have.length_of(3)
+    assert len(metrics) == 3
-    metrics.should.contain("IncomingBytes")
+    assert "IncomingBytes" in metrics
-    metrics.should.contain("OutgoingBytes")
+    assert "OutgoingBytes" in metrics
-    metrics.should.contain("WriteProvisionedThroughputExceeded")
+    assert "WriteProvisionedThroughputExceeded" in metrics
 
 
 @mock_kinesis
@@ -90,35 +89,32 @@ def test_disable_enhanced_monitoring():
         StreamName=stream_name, ShardLevelMetrics=["OutgoingBytes"]
     )
 
-    resp.should.have.key("StreamName").equals(stream_name)
+    assert resp["StreamName"] == stream_name
-    resp.should.have.key("StreamARN").equals(
+    assert (
-        f"arn:aws:kinesis:us-east-1:{DEFAULT_ACCOUNT_ID}:stream/{stream_name}"
+        resp["StreamARN"]
+        == f"arn:aws:kinesis:us-east-1:{DEFAULT_ACCOUNT_ID}:stream/{stream_name}"
     )
 
-    resp.should.have.key("CurrentShardLevelMetrics").should.have.length_of(3)
+    assert len(resp["CurrentShardLevelMetrics"]) == 3
-    resp["CurrentShardLevelMetrics"].should.contain("IncomingBytes")
+    assert "IncomingBytes" in resp["CurrentShardLevelMetrics"]
-    resp["CurrentShardLevelMetrics"].should.contain("OutgoingBytes")
+    assert "OutgoingBytes" in resp["CurrentShardLevelMetrics"]
-    resp["CurrentShardLevelMetrics"].should.contain(
+    assert "WriteProvisionedThroughputExceeded" in resp["CurrentShardLevelMetrics"]
-        "WriteProvisionedThroughputExceeded"
+    assert len(resp["DesiredShardLevelMetrics"]) == 2
-    )
+    assert "IncomingBytes" in resp["DesiredShardLevelMetrics"]
-    resp.should.have.key("DesiredShardLevelMetrics").should.have.length_of(2)
+    assert "WriteProvisionedThroughputExceeded" in resp["DesiredShardLevelMetrics"]
-    resp["DesiredShardLevelMetrics"].should.contain("IncomingBytes")
-    resp["DesiredShardLevelMetrics"].should.contain(
-        "WriteProvisionedThroughputExceeded"
-    )
 
     stream = client.describe_stream(StreamName=stream_name)["StreamDescription"]
     metrics = stream["EnhancedMonitoring"][0]["ShardLevelMetrics"]
-    metrics.should.have.length_of(2)
+    assert len(metrics) == 2
-    metrics.should.contain("IncomingBytes")
+    assert "IncomingBytes" in metrics
-    metrics.should.contain("WriteProvisionedThroughputExceeded")
+    assert "WriteProvisionedThroughputExceeded" in metrics
 
     resp = client.disable_enhanced_monitoring(
         StreamARN=stream_arn, ShardLevelMetrics=["IncomingBytes"]
     )
 
-    resp.should.have.key("CurrentShardLevelMetrics").should.have.length_of(2)
+    assert len(resp["CurrentShardLevelMetrics"]) == 2
-    resp.should.have.key("DesiredShardLevelMetrics").should.have.length_of(1)
+    assert len(resp["DesiredShardLevelMetrics"]) == 1
 
 
 @mock_kinesis
@@ -142,4 +138,4 @@ def test_disable_enhanced_monitoring_all():
 
     stream = client.describe_stream(StreamName=stream_name)["StreamDescription"]
     metrics = stream["EnhancedMonitoring"][0]["ShardLevelMetrics"]
-    metrics.should.equal([])
+    assert metrics == []

tests/test_kinesis/test_kinesis_stream_consumers.py

@@ -20,7 +20,7 @@ def test_list_stream_consumers():
 
     resp = client.list_stream_consumers(StreamARN=stream_arn)
 
-    resp.should.have.key("Consumers").equals([])
+    assert resp["Consumers"] == []
 
 
 @mock_kinesis
@@ -31,27 +31,29 @@ def test_register_stream_consumer():
     resp = client.register_stream_consumer(
         StreamARN=stream_arn, ConsumerName="newconsumer"
     )
-    resp.should.have.key("Consumer")
+    assert "Consumer" in resp
 
     consumer = resp["Consumer"]
 
-    consumer.should.have.key("ConsumerName").equals("newconsumer")
+    assert consumer["ConsumerName"] == "newconsumer"
-    consumer.should.have.key("ConsumerARN").equals(
+    assert (
-        f"arn:aws:kinesis:eu-west-1:{ACCOUNT_ID}:stream/my-stream/consumer/newconsumer"
+        consumer["ConsumerARN"]
+        == f"arn:aws:kinesis:eu-west-1:{ACCOUNT_ID}:stream/my-stream/consumer/newconsumer"
     )
-    consumer.should.have.key("ConsumerStatus").equals("ACTIVE")
+    assert consumer["ConsumerStatus"] == "ACTIVE"
-    consumer.should.have.key("ConsumerCreationTimestamp")
+    assert "ConsumerCreationTimestamp" in consumer
 
     resp = client.list_stream_consumers(StreamARN=stream_arn)
 
-    resp.should.have.key("Consumers").length_of(1)
+    assert len(resp["Consumers"]) == 1
     consumer = resp["Consumers"][0]
-    consumer.should.have.key("ConsumerName").equals("newconsumer")
+    assert consumer["ConsumerName"] == "newconsumer"
-    consumer.should.have.key("ConsumerARN").equals(
+    assert (
-        f"arn:aws:kinesis:eu-west-1:{ACCOUNT_ID}:stream/my-stream/consumer/newconsumer"
+        consumer["ConsumerARN"]
+        == f"arn:aws:kinesis:eu-west-1:{ACCOUNT_ID}:stream/my-stream/consumer/newconsumer"
     )
-    consumer.should.have.key("ConsumerStatus").equals("ACTIVE")
+    assert consumer["ConsumerStatus"] == "ACTIVE"
-    consumer.should.have.key("ConsumerCreationTimestamp")
+    assert "ConsumerCreationTimestamp" in consumer
 
 
 @mock_kinesis
@@ -63,14 +65,14 @@ def test_describe_stream_consumer_by_name():
     resp = client.describe_stream_consumer(
         StreamARN=stream_arn, ConsumerName="newconsumer"
     )
-    resp.should.have.key("ConsumerDescription")
+    assert "ConsumerDescription" in resp
 
     consumer = resp["ConsumerDescription"]
-    consumer.should.have.key("ConsumerName").equals("newconsumer")
+    assert consumer["ConsumerName"] == "newconsumer"
-    consumer.should.have.key("ConsumerARN")
+    assert "ConsumerARN" in consumer
-    consumer.should.have.key("ConsumerStatus").equals("ACTIVE")
+    assert consumer["ConsumerStatus"] == "ACTIVE"
-    consumer.should.have.key("ConsumerCreationTimestamp")
+    assert "ConsumerCreationTimestamp" in consumer
-    consumer.should.have.key("StreamARN").equals(stream_arn)
+    assert consumer["StreamARN"] == stream_arn
 
 
 @mock_kinesis
@@ -83,14 +85,14 @@ def test_describe_stream_consumer_by_arn():
     consumer_arn = resp["Consumer"]["ConsumerARN"]
 
     resp = client.describe_stream_consumer(ConsumerARN=consumer_arn)
-    resp.should.have.key("ConsumerDescription")
+    assert "ConsumerDescription" in resp
 
     consumer = resp["ConsumerDescription"]
-    consumer.should.have.key("ConsumerName").equals("newconsumer")
+    assert consumer["ConsumerName"] == "newconsumer"
-    consumer.should.have.key("ConsumerARN")
+    assert "ConsumerARN" in consumer
-    consumer.should.have.key("ConsumerStatus").equals("ACTIVE")
+    assert consumer["ConsumerStatus"] == "ACTIVE"
-    consumer.should.have.key("ConsumerCreationTimestamp")
+    assert "ConsumerCreationTimestamp" in consumer
-    consumer.should.have.key("StreamARN").equals(stream_arn)
+    assert consumer["StreamARN"] == stream_arn
 
 
 @mock_kinesis
@@ -102,10 +104,8 @@ def test_describe_stream_consumer_unknown():
     with pytest.raises(ClientError) as exc:
         client.describe_stream_consumer(ConsumerARN=unknown_arn)
     err = exc.value.response["Error"]
-    err["Code"].should.equal("ResourceNotFoundException")
+    assert err["Code"] == "ResourceNotFoundException"
-    err["Message"].should.equal(
+    assert err["Message"] == f"Consumer {unknown_arn}, account {ACCOUNT_ID} not found."
-        f"Consumer {unknown_arn}, account {ACCOUNT_ID} not found."
-    )
 
 
 @mock_kinesis
@@ -116,15 +116,11 @@ def test_deregister_stream_consumer_by_name():
     client.register_stream_consumer(StreamARN=stream_arn, ConsumerName="consumer1")
     client.register_stream_consumer(StreamARN=stream_arn, ConsumerName="consumer2")
 
-    client.list_stream_consumers(StreamARN=stream_arn)[
+    assert len(client.list_stream_consumers(StreamARN=stream_arn)["Consumers"]) == 2
-        "Consumers"
-    ].should.have.length_of(2)
 
     client.deregister_stream_consumer(StreamARN=stream_arn, ConsumerName="consumer1")
 
-    client.list_stream_consumers(StreamARN=stream_arn)[
+    assert len(client.list_stream_consumers(StreamARN=stream_arn)["Consumers"]) == 1
-        "Consumers"
-    ].should.have.length_of(1)
 
 
 @mock_kinesis
@@ -138,12 +134,8 @@ def test_deregister_stream_consumer_by_arn():
     consumer1_arn = resp["Consumer"]["ConsumerARN"]
     client.register_stream_consumer(StreamARN=stream_arn, ConsumerName="consumer2")
 
-    client.list_stream_consumers(StreamARN=stream_arn)[
+    assert len(client.list_stream_consumers(StreamARN=stream_arn)["Consumers"]) == 2
-        "Consumers"
-    ].should.have.length_of(2)
 
     client.deregister_stream_consumer(ConsumerARN=consumer1_arn)
 
-    client.list_stream_consumers(StreamARN=stream_arn)[
+    assert len(client.list_stream_consumers(StreamARN=stream_arn)["Consumers"]) == 1
-        "Consumers"
-    ].should.have.length_of(1)

tests/test_kinesis/test_kinesis_stream_limits.py

@@ -1,6 +1,5 @@
 import boto3
 import pytest
-import sure  # noqa # pylint: disable=unused-import
 
 from botocore.exceptions import ClientError
 from moto import mock_kinesis
@@ -19,9 +18,10 @@ def test_record_data_exceeds_1mb():
             StreamName="my_stream",
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("ValidationException")
+    assert err["Code"] == "ValidationException"
-    err["Message"].should.equal(
+    assert (
-        "1 validation error detected: Value at 'records.1.member.data' failed to satisfy constraint: Member must have length less than or equal to 1048576"
+        err["Message"]
+        == "1 validation error detected: Value at 'records.1.member.data' failed to satisfy constraint: Member must have length less than or equal to 1048576"
     )
 
 
@@ -39,9 +39,10 @@ def test_record_data_and_partition_key_exceeds_1mb():
             StreamName="my_stream",
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("ValidationException")
+    assert err["Code"] == "ValidationException"
-    err["Message"].should.equal(
+    assert (
-        "1 validation error detected: Value at 'records.1.member.data' failed to satisfy constraint: Member must have length less than or equal to 1048576"
+        err["Message"]
+        == "1 validation error detected: Value at 'records.1.member.data' failed to satisfy constraint: Member must have length less than or equal to 1048576"
     )
 
 
@@ -84,8 +85,8 @@ def test_total_record_data_exceeds_5mb():
             StreamName="my_stream",
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("InvalidArgumentException")
+    assert err["Code"] == "InvalidArgumentException"
-    err["Message"].should.equal("Records size exceeds 5 MB limit")
+    assert err["Message"] == "Records size exceeds 5 MB limit"
 
 
 @mock_kinesis
@@ -112,7 +113,8 @@ def test_too_many_records():
             StreamName="my_stream",
         )
     err = exc.value.response["Error"]
-    err["Code"].should.equal("ValidationException")
+    assert err["Code"] == "ValidationException"
-    err["Message"].should.equal(
+    assert (
-        "1 validation error detected: Value at 'records' failed to satisfy constraint: Member must have length less than or equal to 500"
+        err["Message"]
+        == "1 validation error detected: Value at 'records' failed to satisfy constraint: Member must have length less than or equal to 500"
     )

tests/test_kinesis/test_server.py

@@ -1,5 +1,4 @@
 import json
-import sure  # noqa # pylint: disable=unused-import
 
 import moto.server as server
 from moto import mock_kinesis
@@ -13,4 +12,4 @@ def test_list_streams():
     res = test_client.get("/?Action=ListStreams")
 
     json_data = json.loads(res.data.decode("utf-8"))
-    json_data.should.equal({"HasMoreStreams": False, "StreamNames": []})
+    assert json_data == {"HasMoreStreams": False, "StreamNames": []}