my.core.logging: compatibility with HPI_LOGS

re-adds a removed check for HPI_LOGS, add some docs

fix the checks for browserexport/takeout logs to
use the computed level from my.core.logging

my/browser/active_browser.py

@@ -26,8 +26,7 @@ from browserexport.merge import read_visits, Visit
 from sqlite_backup import sqlite_backup
 
 from .common import _patch_browserexport_logs
-
-_patch_browserexport_logs()
+_patch_browserexport_logs(__name__)
 
 
 def inputs() -> Sequence[Path]:

my/browser/common.py

@@ -1,11 +1,12 @@
-import os
+from my.core import make_logger
 from my.core.util import __NOT_HPI_MODULE__
 
 
-def _patch_browserexport_logs():
-    # patch browserexport logs if HPI_LOGS is present
-    if "HPI_LOGS" in os.environ:
-        from browserexport.log import setup as setup_browserexport_logger
-        from my.core.logging import mklevel
+def _patch_browserexport_logs(module_name: str):
+    # get the logger for the module this is being called from
+    module_logger = make_logger(module_name)
 
-        setup_browserexport_logger(mklevel(os.environ["HPI_LOGS"]))
+    # grab the computed level (respects LOGGING_LEVEL_ prefixes) and set it on the browserexport logger
+    from browserexport.log import setup as setup_browserexport_logger
+
+    setup_browserexport_logger(module_logger.level)

my/browser/export.py

@@ -26,8 +26,7 @@ from .common import _patch_browserexport_logs
 
 
 logger = LazyLogger(__name__, level="warning")
-
-_patch_browserexport_logs()
+_patch_browserexport_logs(__name__)
 
 
 # all of my backed up databases