default to DEBUG session logging

Author: jlwalke2

CHANGELOG.md

@@ -6,6 +6,9 @@ Unreleased
 - Added an explicit `ValueError` when attempting to register an ASTORE that can't be downloaded.
 - Added `start` and `limit` pagination parameters to all default `list_*` service methods.
 
+**Changes**
+- `Session.add_stderr_logger` default logging level changed to `DEBUG`.
+
 **Bugfixes**
 - Fixed an issue where `model_repository` did not find models by name once pagination limits were reached. 
 

src/sasctl/core.py

@@ -327,7 +327,21 @@ def __init__(self, hostname,
         if current_session() is None:
             current_session(self)
 
-    def add_stderr_logger(self, level=logging.INFO):
+    def add_stderr_logger(self, level=None):
+        """Log session requests and responses to stderr.
+
+        Parameters
+        ----------
+        level : int, optional
+            The logging level of the handler.  Defaults to logging.DEBUG
+
+        Returns
+        -------
+        logging.StreamHandler
+
+        """
+        level = level or logging.DEBUG
+
         handler = logging.StreamHandler()
         handler.setLevel(level=level)
         self.message_log.addHandler(handler)