projects / OpenSPARC-T2-SAM / blame
| Commit | Line | Data |
|---|---|---|
| 920dae64 AT |
1 | """A simple log mechanism styled after PEP 282.""" |
| 2 | ||
| 3 | # This module should be kept compatible with Python 2.1. | |
| 4 | ||
| 5 | # The class here is styled after PEP 282 so that it could later be | |
| 6 | # replaced with a standard Python logging implementation. | |
| 7 | ||
| 8 | DEBUG = 1 | |
| 9 | INFO = 2 | |
| 10 | WARN = 3 | |
| 11 | ERROR = 4 | |
| 12 | FATAL = 5 | |
| 13 | ||
| 14 | import sys | |
| 15 | ||
| 16 | class Log: | |
| 17 | ||
| 18 | def __init__(self, threshold=WARN): | |
| 19 | self.threshold = threshold | |
| 20 | ||
| 21 | def _log(self, level, msg, args): | |
| 22 | if level >= self.threshold: | |
| 23 | print msg % args | |
| 24 | sys.stdout.flush() | |
| 25 | ||
| 26 | def log(self, level, msg, *args): | |
| 27 | self._log(level, msg, args) | |
| 28 | ||
| 29 | def debug(self, msg, *args): | |
| 30 | self._log(DEBUG, msg, args) | |
| 31 | ||
| 32 | def info(self, msg, *args): | |
| 33 | self._log(INFO, msg, args) | |
| 34 | ||
| 35 | def warn(self, msg, *args): | |
| 36 | self._log(WARN, msg, args) | |
| 37 | ||
| 38 | def error(self, msg, *args): | |
| 39 | self._log(ERROR, msg, args) | |
| 40 | ||
| 41 | def fatal(self, msg, *args): | |
| 42 | self._log(FATAL, msg, args) | |
| 43 | ||
| 44 | _global_log = Log() | |
| 45 | log = _global_log.log | |
| 46 | debug = _global_log.debug | |
| 47 | info = _global_log.info | |
| 48 | warn = _global_log.warn | |
| 49 | error = _global_log.error | |
| 50 | fatal = _global_log.fatal | |
| 51 | ||
| 52 | def set_threshold(level): | |
| 53 | # return the old threshold for use from tests | |
| 54 | old = _global_log.threshold | |
| 55 | _global_log.threshold = level | |
| 56 | return old | |
| 57 | ||
| 58 | def set_verbosity(v): | |
| 59 | if v <= 0: | |
| 60 | set_threshold(WARN) | |
| 61 | elif v == 1: | |
| 62 | set_threshold(INFO) | |
| 63 | elif v >= 2: | |
| 64 | set_threshold(DEBUG) |