added logger class

python_utils/logger.py

@@ -0,0 +1,54 @@
+import logging
+import functools
+
+__all__ = ['Logged']
+
+
+class Logged(object):
+    '''Class which automatically adds a named logger to your class when
+    interiting
+
+    Adds easy access to debug, info, warning, error, exception and log methods
+
+    >>> class MyClass(Logged):
+    ...     def __init__(self):
+    ...         Logged.__init__(self)
+    >>> my_class = MyClass()
+    >>> my_class.debug('debug')
+    >>> my_class.info('info')
+    >>> my_class.warning('warning')
+    >>> my_class.error('error')
+    >>> my_class.exception('exception')
+    >>> my_class.log(0, 'log')
+    '''
+    def __init__(self, *args, **kwargs):
+        self.logger = logging.getLogger(
+            self.__get_name(__name__, self.__class__.__name__))
+
+    def __get_name(self, *name_parts):
+        return '.'.join(n.strip() for n in name_parts if n.strip())
+
+    @functools.wraps(logging.debug)
+    def debug(self, msg, *args, **kwargs):
+        self.logger.debug(msg, *args, **kwargs)
+
+    @functools.wraps(logging.info)
+    def info(self, msg, *args, **kwargs):
+        self.logger.info(msg, *args, **kwargs)
+
+    @functools.wraps(logging.warning)
+    def warning(self, msg, *args, **kwargs):
+        self.logger.warning(msg, *args, **kwargs)
+
+    @functools.wraps(logging.error)
+    def error(self, msg, *args, **kwargs):
+        self.logger.error(msg, *args, **kwargs)
+
+    @functools.wraps(logging.exception)
+    def exception(self, msg, *args, **kwargs):
+        self.logger.exception(msg, *args, **kwargs)
+
+    @functools.wraps(logging.log)
+    def log(self, lvl, msg, *args, **kwargs):
+        self.logger.log(lvl, msg, *args, **kwargs)
+