logging module now used to log interface events.

register, deregister method aliases added to Subject class.

vban_cmd/factory.py

@@ -1,15 +1,16 @@
+import logging
 from abc import abstractmethod
 from enum import IntEnum
 from functools import cached_property
 from typing import Iterable, NoReturn
 
-from .base import VbanCmd
 from .bus import request_bus_obj as bus
 from .command import Command
 from .config import request_config as configs
 from .kinds import KindMapClass
 from .kinds import request_kind_map as kindmap
 from .strip import request_strip_obj as strip
+from .vbancmd import VbanCmd
 
 
 class FactoryBuilder:
@@ -19,6 +20,7 @@ class FactoryBuilder:
     Separates construction from representation.
     """
 
+    logger = logging.getLogger("vbancmd.factorybuilder")
     BuilderProgress = IntEnum("BuilderProgress", "strip bus command", start=0)
 
     def __init__(self, factory, kind: KindMapClass):
@@ -33,7 +35,7 @@ class FactoryBuilder:
     def _pinfo(self, name: str) -> NoReturn:
         """prints progress status for each step"""
         name = name.split("_")[1]
-        print(self._info[int(getattr(self.BuilderProgress, name))])
+        self.logger.info(self._info[int(getattr(self.BuilderProgress, name))])
 
     def make_strip(self):
         self._factory.strip = tuple(