feat: Developers can now customize the default logging configuration …

…for their taps/targets by overriding the `get_default_logging_config` method

Related:

* Closes #1373

singer_sdk/metrics.py

@@ -15,8 +15,6 @@
 
 import yaml
 
-from singer_sdk.helpers._resources import get_package_files
-
 if t.TYPE_CHECKING:
     from types import TracebackType
 
@@ -392,23 +390,18 @@ def _load_yaml_logging_config(path: Traversable | Path) -> t.Any:  # noqa: ANN40
         return yaml.safe_load(f)
 
 
-def _get_default_config() -> t.Any:  # noqa: ANN401
-    """Get a logging configuration.
-
-    Returns:
-        A logging configuration.
-    """
-    log_config_path = get_package_files("singer_sdk").joinpath("default_logging.yml")
-    return _load_yaml_logging_config(log_config_path)
-
-
-def _setup_logging(config: t.Mapping[str, t.Any]) -> None:
+def _setup_logging(
+    default_logging_config: dict[str, t.Any],
+    config: t.Mapping[str, t.Any],
+) -> None:
     """Setup logging.
 
     Args:
+        default_logging_config: A default
+            :py:std:label:`Python logging configuration dictionary`.
         config: A plugin configuration dictionary.
     """
-    logging.config.dictConfig(_get_default_config())
+    logging.config.dictConfig(default_logging_config)
 
     config = config or {}
     metrics_log_level = config.get(METRICS_LOG_LEVEL_SETTING, "INFO").upper()

singer_sdk/plugin_base.py

@@ -23,6 +23,7 @@
 )
 from singer_sdk.exceptions import ConfigValidationError
 from singer_sdk.helpers._classproperty import classproperty
+from singer_sdk.helpers._resources import get_package_files
 from singer_sdk.helpers._secrets import SecretString, is_common_secret_key
 from singer_sdk.helpers._util import read_json_file
 from singer_sdk.helpers.capabilities import (
@@ -162,7 +163,7 @@ def __init__(
             if self._is_secret_config(k):
                 config_dict[k] = SecretString(v)
         self._config = config_dict
-        metrics._setup_logging(self.config)  # noqa: SLF001
+        metrics._setup_logging(self.get_default_logging_config(), self.config)  # noqa: SLF001
         self.metrics_logger = metrics.get_metrics_logger()
 
         self._validate_config(raise_errors=validate_config)
@@ -178,6 +179,15 @@ def setup_mapper(self) -> None:
             logger=self.logger,
         )
 
+    def get_default_logging_config(self) -> t.Any:  # noqa: ANN401, PLR6301
+        """Get a default logging configuration for the plugin.
+
+        Returns:
+            A logging configuration.
+        """
+        log_config_path = get_package_files("singer_sdk") / "default_logging.yml"
+        return metrics._load_yaml_logging_config(log_config_path)  # noqa: SLF001
+
     @property
     def mapper(self) -> PluginMapper:
         """Plugin mapper for this tap.