Add vlogging.py.

voussoirkit/vlogging.py

@@ -0,0 +1,32 @@
+from logging import *
+
+_getLogger = getLogger
+
+LOUD = 1
+
+def getLogger(*args, **kwargs):
+    log = _getLogger(*args, **kwargs)
+    add_loud(log)
+    return log
+
+def add_loud(log):
+    addLevelName(LOUD, 'LOUD')
+    log.loud = lambda *args, **kwargs: log.log(LOUD, *args, **kwargs)
+
+def set_level_by_argv(log, argv):
+    basicConfig()
+    argv = argv[:]
+
+    if '--loud' in argv:
+        log.setLevel(LOUD)
+        argv.remove('--loud')
+    elif '--debug' in argv:
+        log.setLevel(DEBUG)
+        argv.remove('--debug')
+    elif '--quiet' in argv:
+        log.setLevel(ERROR)
+        argv.remove('--quiet')
+    else:
+        log.setLevel(INFO)
+
+    return argv