logging system implemented

qim3d/__init__.py

 import qim3d.io
 import qim3d.gui
 import qim3d.tools
+import logging
+
+
+# create the logger
+log = logging.getLogger(__name__)
+qim3d.io.logger.set_simple_output()
+qim3d.io.logger.set_level_WARNING()
\ No newline at end of file

qim3d/io/logger.py

 import logging
 
-log = logging.getLogger()
 
-
-def set_detailed_output(logger):
+def set_detailed_output():
     formatter = logging.Formatter(
         "%(levelname)-10s%(filename)s:%(lineno)-5s%(message)s"
     )
     handler = logging.StreamHandler()
     handler.setFormatter(formatter)
-    logger.handlers = [handler]
+    logger = logging.getLogger("qim3d")
+    logger.handlers = []
+    logger.addHandler(handler)
 
 
-def set_simple_output(logger):
+def set_simple_output():
     formatter = logging.Formatter("%(message)s")
     handler = logging.StreamHandler()
     handler.setFormatter(formatter)
-    logger.handlers = [handler]
+    logger = logging.getLogger("qim3d")
+    logger.handlers = []
+    logger.addHandler(handler)
 
 
 def set_level_DEBUG():
-    log.setLevel(logging.DEBUG)
+    logging.getLogger("qim3d").setLevel(logging.DEBUG)
 
 
 def set_level_INFO():
-    log.setLevel(logging.INFO)
-    logging.basicConfig(format="%(message)s")
+    logging.getLogger("qim3d").setLevel(logging.INFO)
 
 
 def set_level_WARNING():
-    log.setLevel(logging.WARNING)
-    logging.basicConfig(format="%(message)s")
+    logging.getLogger("qim3d").setLevel(logging.WARNING)
 
 
 def set_level_ERROR():
-    log.setLevel(logging.ERROR)
-    logging.basicConfig(format="%(message)s")
+    logging.getLogger("qim3d").setLevel(logging.ERROR)
 
 
 def set_level_CRITICAL():
-    log.setLevel(logging.CRITICAL)
-    logging.basicConfig(format="%(message)s")
+    logging.getLogger("qim3d").setLevel(logging.CRITICAL)

qim3d/tools/internal_tools.py

@@ -2,13 +2,6 @@ import socket
 import hashlib
 import qim3d
 
-def log_test():
-    log = qim3d.io.logger.log
-    log.debug('This is a debug level message')
-    log.info('This is a info level message')
-    log.warning('This is a warning level message')
-    log.error('This is an error level message')
-    log.critical('This is a critical level message')
 
 def mock_plot():
     import matplotlib.pyplot as plt