feat(mypy): add mypy.init

Author: Michael Brewer

aws_lambda_powertools/logging/logger.py

@@ -6,7 +6,7 @@
 import sys
 from typing import IO, Any, Callable, Dict, Iterable, Optional, TypeVar, Union
 
-import jmespath  # type: ignore
+import jmespath
 
 from ..shared import constants
 from ..shared.functions import resolve_env_var_choice, resolve_truthy_env_var_choice

aws_lambda_powertools/shared/jmespath_functions.py

@@ -2,7 +2,7 @@
 import gzip
 import json
 
-import jmespath  # type: ignore
+import jmespath
 
 
 class PowertoolsFunctions(jmespath.functions.Functions):

aws_lambda_powertools/utilities/batch/sqs.py

@@ -7,8 +7,8 @@
 import sys
 from typing import Callable, Dict, List, Optional, Tuple
 
-import boto3  # type: ignore
-from botocore.config import Config  # type: ignore
+import boto3
+from botocore.config import Config
 
 from ...middleware_factory import lambda_handler_decorator
 from .base import BasePartialProcessor

aws_lambda_powertools/utilities/data_classes/code_pipeline_job_event.py

@@ -4,7 +4,7 @@
 from typing import Any, Dict, List, Optional
 from urllib.parse import unquote_plus
 
-import boto3  # type: ignore
+import boto3
 
 from aws_lambda_powertools.utilities.data_classes.common import DictWrapper
 

aws_lambda_powertools/utilities/idempotency/persistence/base.py

@@ -11,7 +11,7 @@
 from types import MappingProxyType
 from typing import Any, Dict, Optional
 
-import jmespath  # type: ignore
+import jmespath
 
 from aws_lambda_powertools.shared.cache_dict import LRUDict
 from aws_lambda_powertools.shared.jmespath_functions import PowertoolsFunctions

aws_lambda_powertools/utilities/idempotency/persistence/dynamodb.py

@@ -2,8 +2,8 @@
 import logging
 from typing import Any, Dict, Optional
 
-import boto3  # type: ignore
-from botocore.config import Config  # type: ignore
+import boto3
+from botocore.config import Config
 
 from aws_lambda_powertools.utilities.idempotency import BasePersistenceLayer
 from aws_lambda_powertools.utilities.idempotency.exceptions import (

aws_lambda_powertools/utilities/parameters/appconfig.py

@@ -7,8 +7,8 @@
 from typing import Any, Dict, Optional, Union
 from uuid import uuid4
 
-import boto3  # type: ignore
-from botocore.config import Config  # type: ignore
+import boto3
+from botocore.config import Config
 
 from ...shared import constants
 from ...shared.functions import resolve_env_var_choice

aws_lambda_powertools/utilities/parameters/dynamodb.py

@@ -5,9 +5,9 @@
 
 from typing import Any, Dict, Optional
 
-import boto3  # type: ignore
-from boto3.dynamodb.conditions import Key  # type: ignore
-from botocore.config import Config  # type: ignore
+import boto3
+from boto3.dynamodb.conditions import Key
+from botocore.config import Config
 
 from .base import BaseProvider
 

aws_lambda_powertools/utilities/parameters/secrets.py

@@ -5,8 +5,8 @@
 
 from typing import Any, Dict, Optional, Union
 
-import boto3  # type: ignore
-from botocore.config import Config  # type: ignore
+import boto3
+from botocore.config import Config
 
 from .base import DEFAULT_PROVIDERS, BaseProvider
 

aws_lambda_powertools/utilities/parameters/ssm.py

@@ -5,8 +5,8 @@
 
 from typing import Any, Dict, Optional, Union
 
-import boto3  # type: ignore
-from botocore.config import Config  # type: ignore
+import boto3
+from botocore.config import Config
 
 from .base import DEFAULT_MAX_AGE_SECS, DEFAULT_PROVIDERS, BaseProvider
 

aws_lambda_powertools/utilities/validation/base.py

@@ -1,9 +1,9 @@
 import logging
 from typing import Any, Dict, Optional, Union
 
-import fastjsonschema  # type: ignore
-import jmespath  # type: ignore
-from jmespath.exceptions import LexerError  # type: ignore
+import fastjsonschema
+import jmespath
+from jmespath.exceptions import LexerError
 
 from aws_lambda_powertools.shared.jmespath_functions import PowertoolsFunctions
 

mypy.ini

@@ -0,0 +1,13 @@
+[mypy]
+warn_return_any=False
+warn_unused_configs=True
+no_implicit_optional=True
+warn_redundant_casts=True
+warn_unused_ignores=True
+pretty = True
+show_column_numbers = True
+show_error_codes = True
+show_error_context = True
+
+[mypy-jmespath]
+ignore_missing_imports=True