Fix add environment variable to disable mlflow configuring logging on…

… import

Setting MLFLOW_LOGGING_CONFIGURE_LOGGING to false disables mlflow from
configuring logging on import, which may not be desired.

Closes #11132

Signed-off-by: Justin Mahlik <38999128+jmahlik@users.noreply.github.com>

mlflow/__init__.py

@@ -34,6 +34,7 @@
 # See: https://github.com/numpy/numpy/pull/432/commits/170ed4e33d6196d7
 import warnings
 
+from mlflow.environment_variables import MLFLOW_CONFIGURE_LOGGING
 from mlflow.utils.lazy_load import LazyLoader
 from mlflow.utils.logging_utils import _configure_mlflow_loggers
 from mlflow.version import VERSION as __version__  # noqa: F401
@@ -88,7 +89,8 @@
 transformers = LazyLoader("mlflow.transformers", globals(), "mlflow.transformers")
 xgboost = LazyLoader("mlflow.xgboost", globals(), "mlflow.xgboost")
 
-_configure_mlflow_loggers(root_module_name=__name__)
+if MLFLOW_CONFIGURE_LOGGING.get() is True:
+    _configure_mlflow_loggers(root_module_name=__name__)
 
 from mlflow.client import MlflowClient
 from mlflow.exceptions import MlflowException

mlflow/environment_variables.py

@@ -511,3 +511,9 @@ def get(self):
 MLFLOW_GATEWAY_RATE_LIMITS_STORAGE_URI = _EnvironmentVariable(
     "MLFLOW_GATEWAY_RATE_LIMITS_STORAGE_URI", str, None
 )
+
+#: Specifies whether or not to have mlflow configure logging on import.
+#: If set to True, mlflow will configure ``mlflow.<module_name>`` loggers with
+#: logging handlers and formatters.
+#: (default: ``True``)
+MLFLOW_CONFIGURE_LOGGING = _BooleanEnvironmentVariable("MLFLOW_LOGGING_CONFIGURE_LOGGING", True)