**What were you trying to accomplish?** Run MyPy linter on code: ```python3 from aws_lambda_powertools import Metrics metrics = Metrics() @metrics.log_metrics(capture_cold_start_metric=True) def handler(event, context) -> Dict[str, str]: ... ``` ## Expected Behavior No MyPy errors should be returned ## Current Behavior Mypy error `Mypy: <nothing> not callable ` is returned on line `@metrics.log_metrics(capture_cold_start_metric=True)` ## Possible Solution ## Environment * **Powertools version used**: 1.21.0 * **Packaging format (Layers, PyPi)**: PyPi * **AWS Lambda function runtime:** Python 3.9 * **Debugging logs**