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Diffstat (limited to 'eggs/py-1.4.0-py2.6.egg/py/_log/log.py')
| -rw-r--r-- | eggs/py-1.4.0-py2.6.egg/py/_log/log.py | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/eggs/py-1.4.0-py2.6.egg/py/_log/log.py b/eggs/py-1.4.0-py2.6.egg/py/_log/log.py deleted file mode 100644 index ce47e8c..0000000 --- a/eggs/py-1.4.0-py2.6.egg/py/_log/log.py +++ /dev/null @@ -1,186 +0,0 @@ -""" -basic logging functionality based on a producer/consumer scheme. - -XXX implement this API: (maybe put it into slogger.py?) - - log = Logger( - info=py.log.STDOUT, - debug=py.log.STDOUT, - command=None) - log.info("hello", "world") - log.command("hello", "world") - - log = Logger(info=Logger(something=...), - debug=py.log.STDOUT, - command=None) -""" -import py, sys - -class Message(object): - def __init__(self, keywords, args): - self.keywords = keywords - self.args = args - - def content(self): - return " ".join(map(str, self.args)) - - def prefix(self): - return "[%s] " % (":".join(self.keywords)) - - def __str__(self): - return self.prefix() + self.content() - - -class Producer(object): - """ (deprecated) Log producer API which sends messages to be logged - to a 'consumer' object, which then prints them to stdout, - stderr, files, etc. Used extensively by PyPy-1.1. - """ - - Message = Message # to allow later customization - keywords2consumer = {} - - def __init__(self, keywords, keywordmapper=None, **kw): - if hasattr(keywords, 'split'): - keywords = tuple(keywords.split()) - self._keywords = keywords - if keywordmapper is None: - keywordmapper = default_keywordmapper - self._keywordmapper = keywordmapper - - def __repr__(self): - return "<py.log.Producer %s>" % ":".join(self._keywords) - - def __getattr__(self, name): - if '_' in name: - raise AttributeError(name) - producer = self.__class__(self._keywords + (name,)) - setattr(self, name, producer) - return producer - - def __call__(self, *args): - """ write a message to the appropriate consumer(s) """ - func = self._keywordmapper.getconsumer(self._keywords) - if func is not None: - func(self.Message(self._keywords, args)) - -class KeywordMapper: - def __init__(self): - self.keywords2consumer = {} - - def getstate(self): - return self.keywords2consumer.copy() - def setstate(self, state): - self.keywords2consumer.clear() - self.keywords2consumer.update(state) - - def getconsumer(self, keywords): - """ return a consumer matching the given keywords. - - tries to find the most suitable consumer by walking, starting from - the back, the list of keywords, the first consumer matching a - keyword is returned (falling back to py.log.default) - """ - for i in range(len(keywords), 0, -1): - try: - return self.keywords2consumer[keywords[:i]] - except KeyError: - continue - return self.keywords2consumer.get('default', default_consumer) - - def setconsumer(self, keywords, consumer): - """ set a consumer for a set of keywords. """ - # normalize to tuples - if isinstance(keywords, str): - keywords = tuple(filter(None, keywords.split())) - elif hasattr(keywords, '_keywords'): - keywords = keywords._keywords - elif not isinstance(keywords, tuple): - raise TypeError("key %r is not a string or tuple" % (keywords,)) - if consumer is not None and not py.builtin.callable(consumer): - if not hasattr(consumer, 'write'): - raise TypeError( - "%r should be None, callable or file-like" % (consumer,)) - consumer = File(consumer) - self.keywords2consumer[keywords] = consumer - -def default_consumer(msg): - """ the default consumer, prints the message to stdout (using 'print') """ - sys.stderr.write(str(msg)+"\n") - -default_keywordmapper = KeywordMapper() - -def setconsumer(keywords, consumer): - default_keywordmapper.setconsumer(keywords, consumer) - -def setstate(state): - default_keywordmapper.setstate(state) -def getstate(): - return default_keywordmapper.getstate() - -# -# Consumers -# - -class File(object): - """ log consumer wrapping a file(-like) object """ - def __init__(self, f): - assert hasattr(f, 'write') - #assert isinstance(f, file) or not hasattr(f, 'open') - self._file = f - - def __call__(self, msg): - """ write a message to the log """ - self._file.write(str(msg) + "\n") - if hasattr(self._file, 'flush'): - self._file.flush() - -class Path(object): - """ log consumer that opens and writes to a Path """ - def __init__(self, filename, append=False, - delayed_create=False, buffering=False): - self._append = append - self._filename = str(filename) - self._buffering = buffering - if not delayed_create: - self._openfile() - - def _openfile(self): - mode = self._append and 'a' or 'w' - f = open(self._filename, mode) - self._file = f - - def __call__(self, msg): - """ write a message to the log """ - if not hasattr(self, "_file"): - self._openfile() - self._file.write(str(msg) + "\n") - if not self._buffering: - self._file.flush() - -def STDOUT(msg): - """ consumer that writes to sys.stdout """ - sys.stdout.write(str(msg)+"\n") - -def STDERR(msg): - """ consumer that writes to sys.stderr """ - sys.stderr.write(str(msg)+"\n") - -class Syslog: - """ consumer that writes to the syslog daemon """ - - def __init__(self, priority = None): - if priority is None: - priority = self.LOG_INFO - self.priority = priority - - def __call__(self, msg): - """ write a message to the log """ - py.std.syslog.syslog(self.priority, str(msg)) - -for _prio in "EMERG ALERT CRIT ERR WARNING NOTICE INFO DEBUG".split(): - _prio = "LOG_" + _prio - try: - setattr(Syslog, _prio, getattr(py.std.syslog, _prio)) - except AttributeError: - pass |