Deprecate ECSTask block (#395)

Author: desertaxle

Diff for: prefect_aws/ecs.py

@@ -1,4 +1,11 @@
 """
+DEPRECATION WARNING:
+
+This module is deprecated as of March 2024 and will not be available after September 2024.
+It has been replaced by the ECS worker, which offers enhanced functionality and better performance.
+
+For upgrade instructions, see https://docs.prefect.io/latest/guides/upgrade-guide-agents-to-workers/.
+
 Integrations with the Amazon Elastic Container Service.
 
 Examples:
@@ -102,7 +109,8 @@
         ],
     )
     ```
-"""
+"""  # noqa
+
 import copy
 import difflib
 import json
@@ -118,6 +126,7 @@
 import yaml
 from anyio.abc import TaskStatus
 from jsonpointer import JsonPointerException
+from prefect._internal.compatibility.deprecated import deprecated_class
 from prefect.blocks.core import BlockNotSavedError
 from prefect.exceptions import InfrastructureNotAvailable, InfrastructureNotFound
 from prefect.infrastructure.base import Infrastructure, InfrastructureResult
@@ -205,6 +214,14 @@ def _pretty_diff(d1: dict, d2: dict) -> str:
     )
 
 
+@deprecated_class(
+    start_date="Mar 2024",
+    help=(
+        "Use the ECS worker instead."
+        " Refer to the upgrade guide for more information:"
+        " https://docs.prefect.io/latest/guides/upgrade-guide-agents-to-workers/."
+    ),
+)
 class ECSTask(Infrastructure):
     """
     Run a command as an ECS task.

Diff for: requirements.txt

@@ -2,5 +2,5 @@ boto3>=1.24.53
 botocore>=1.27.53
 mypy_boto3_s3>=1.24.94
 mypy_boto3_secretsmanager>=1.26.49
-prefect>=2.14.10
+prefect>=2.16.4
 tenacity>=8.0.0

Diff for: tests/test_ecs.py

@@ -12,6 +12,7 @@
 from botocore.exceptions import ClientError
 from moto import mock_ec2, mock_ecs, mock_logs
 from moto.ec2.utils import generate_instance_identity_document
+from prefect._internal.compatibility.deprecated import PrefectDeprecationWarning
 from prefect.exceptions import InfrastructureNotAvailable, InfrastructureNotFound
 from prefect.logging.configuration import setup_logging
 from prefect.server.schemas.core import Deployment, Flow, FlowRun
@@ -35,6 +36,20 @@
     parse_task_identifier,
 )
 
+
+def test_ecs_task_emits_deprecation_warning():
+    with pytest.warns(
+        PrefectDeprecationWarning,
+        match=(
+            "prefect_aws.ecs.ECSTask has been deprecated."
+            " It will not be available after Sep 2024."
+            " Use the ECS worker instead."
+            " Refer to the upgrade guide for more information"
+        ),
+    ):
+        ECSTask()
+
+
 setup_logging()