fix(ci): add ty check to parameters folder (#8035)

Author: leandrodamascena

aws_lambda_powertools/utilities/parameters/appconfig.py

@@ -162,7 +162,7 @@ def get_app_config(
     force_fetch: bool = False,
     max_age: int | None = None,
     **sdk_options,
-) -> str | bytes | list | dict:
+) -> str | bytes | list | dict | None:
     """
     Retrieve a configuration value from AWS App Config.
 

aws_lambda_powertools/utilities/parameters/secrets.py

@@ -459,7 +459,7 @@ def get_secret(
     force_fetch: bool = False,
     max_age: int | None = None,
     **sdk_options,
-) -> str | bytes | dict:
+) -> str | bytes | dict | None:
     """
     Retrieve a parameter value from AWS Secrets Manager
 

aws_lambda_powertools/utilities/parameters/ssm.py

@@ -786,7 +786,7 @@ def get_parameter(
     force_fetch: bool = False,
     max_age: int | None = None,
     **sdk_options,
-) -> str | bytes | dict:
+) -> str | bytes | dict | None:
     """
     Retrieve a parameter value from AWS Systems Manager (SSM) Parameter Store
 
@@ -1060,14 +1060,16 @@ def set_parameter(
     if "ssm" not in DEFAULT_PROVIDERS:
         DEFAULT_PROVIDERS["ssm"] = SSMProvider()
 
-    return DEFAULT_PROVIDERS["ssm"].set(
+    provider: SSMProvider = DEFAULT_PROVIDERS["ssm"]
+
+    return provider.set(  # ty: ignore[no-matching-overload]
         name,
         value,
-        parameter_type=parameter_type,
+        parameter_type=parameter_type,  # type: ignore[arg-type]
         overwrite=overwrite,
         tier=tier,
         description=description,
-        kms_key_id=kms_key_id,
+        kms_key_id=kms_key_id,  # type: ignore[arg-type]
         **sdk_options,
     )
 

poetry.lock

@@ -129,7 +129,7 @@ mkdocs-llmstxt = ">=0.2,<0.5"
 avro = "^1.12.0"
 protobuf = "^6.30.2"
 types-protobuf = "^6.30.2.20250516"
-ty = "^0.0.10"
+ty = "^0.0.23"
 
 [tool.coverage.run]
 source = ["aws_lambda_powertools"]
@@ -219,6 +219,9 @@ replace = 'VERSION = "{new_version}"'
 
 [tool.ty]
 # ty type checker configuration
+# Ignore unused type: ignore comments since we also run mypy which may need them
+[tool.ty.rules]
+unused-type-ignore-comment = "ignore"
 
 [tool.ty.src]
 include = ["aws_lambda_powertools/**"]
@@ -234,7 +237,6 @@ exclude = [
     "aws_lambda_powertools/metrics/**",
     "aws_lambda_powertools/middleware_factory/**",
     "aws_lambda_powertools/utilities/streaming/**",
-    "aws_lambda_powertools/utilities/parameters/**",
     "aws_lambda_powertools/utilities/parser/**",
     "aws_lambda_powertools/utilities/data_masking/**",
     "aws_lambda_powertools/tracing/**",