logging: Add very basic implementation.

logging/logging.py

@@ -3,3 +3,61 @@
 # Reason:
 # Basic, useful module, by CPython impl depends on module "string" which
 # uses metaclasses.
+
+CRITICAL = 50
+ERROR    = 40
+WARNING  = 30
+INFO     = 20
+DEBUG    = 10
+NOTSET   = 0
+
+_level_dict = {
+    CRITICAL: "CRIT",
+    ERROR: "ERROR",
+    WARNING: "WARN",
+    INFO: "INFO",
+    DEBUG: "DEBUG",
+}
+
+class Logger:
+
+    def __init__(self, name):
+        self.level = NOTSET
+        self.name = name
+
+    def _level_str(self, level):
+        if level in _level_dict:
+            return _level_dict[level]
+        return "LVL" + str(level)
+
+    def log(self, level, msg, *args):
+        if level > self.level:
+            print(("%s:%s:" + msg) % ((self._level_str(level), self.name) + args))
+
+    def debug(self, msg, *args):
+        self.log(DEBUG, msg, *args)
+
+    def info(self, msg, *args):
+        self.log(INFO, msg, *args)
+
+    def warning(self, msg, *args):
+        self.log(WARNING, msg, *args)
+
+    def error(self, msg, *args):
+        self.log(ERROR, msg, *args)
+
+    def critical(self, msg, *args):
+        self.log(CRITICAL, msg, *args)
+
+
+_loggers = {}
+
+def getLogger(name):
+    if name in _loggers:
+        return _loggers[name]
+    l = Logger(name)
+    _loggers[name] = l
+    return l
+
+def basicConfig(level):
+    pass

logging/setup.py

@@ -1,8 +1,8 @@
 from distutils.core import setup
 
 setup(name='micropython-logging',
-      version='0.0.1',
-      description='Dummy logging package for MicroPython',
+      version='0.0.2',
+      description='logging package for MicroPython',
       url='https://github.com/micropython/micropython/issues/405',
       author='MicroPython Developers',
       author_email='micro-python@googlegroups.com',

logging/test_logging.py

@@ -0,0 +1,6 @@
+import logging
+
+logging.basicConfig(level=logging.DEBUG)
+log = logging.getLogger("test")
+log.debug("Test message: %d(%s)", 100, "foobar")
+log.info("Test message2: %d(%s)", 100, "foobar")