# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Work.
#
-# THE WORK IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
-# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-# OUT OF OR IN CONNECTION WITH THE WORK OR THE USE OR OTHER DEALINGS
+# THE WORK IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE WORK OR THE USE OR OTHER DEALINGS
# IN THE WORK.
#----------------------------------------------------------------------
-import os, sys
+from __future__ import print_function
+
+import os
+import sys
import traceback
-import logging, logging.handlers
+import logging
+import logging.handlers
+
+CRITICAL = logging.CRITICAL
+ERROR = logging.ERROR
+WARNING = logging.WARNING
+INFO = logging.INFO
+DEBUG = logging.DEBUG
+
+# a logger that can handle tracebacks
-CRITICAL=logging.CRITICAL
-ERROR=logging.ERROR
-WARNING=logging.WARNING
-INFO=logging.INFO
-DEBUG=logging.DEBUG
-# a logger that can handle tracebacks
class _SfaLogger:
- def __init__ (self,logfile=None,loggername=None,level=logging.INFO):
+
+ def __init__(self, logfile=None, loggername=None, level=logging.INFO):
# default is to locate loggername from the logfile if avail.
if not logfile:
- #loggername='console'
- #handler=logging.StreamHandler()
+ # loggername='console'
+ # handler=logging.StreamHandler()
#handler.setFormatter(logging.Formatter("%(levelname)s %(message)s"))
logfile = "/var/log/sfa.log"
if not loggername:
- loggername=os.path.basename(logfile)
+ loggername = os.path.basename(logfile)
try:
- handler=logging.handlers.RotatingFileHandler(logfile,maxBytes=1000000, backupCount=5)
+ handler = logging.handlers.RotatingFileHandler(
+ logfile, maxBytes=1000000, backupCount=5)
except IOError:
- # This is usually a permissions error becaue the file is
+ # This is usually a permissions error because the file is
# owned by root, but httpd is trying to access it.
- tmplogfile=os.getenv("TMPDIR", "/tmp") + os.path.sep + os.path.basename(logfile)
+ tmplogfile = os.path.join(os.getenv("TMPDIR",
+ os.getenv("TMP", os.path.normpath("/tmp"))),
+ os.path.basename(logfile))
+ tmplogfile = os.path.normpath(tmplogfile)
+
+ tmpdir = os.path.dirname(tmplogfile)
+ if tmpdir and tmpdir != "" and not os.path.exists(tmpdir):
+ os.makedirs(tmpdir)
+
# In strange uses, 2 users on same machine might use same code,
# meaning they would clobber each others files
# We could (a) rename the tmplogfile, or (b)
# just log to the console in that case.
# Here we default to the console.
- if os.path.exists(tmplogfile) and not os.access(tmplogfile,os.W_OK):
+ if os.path.exists(tmplogfile) and not os.access(tmplogfile, os.W_OK):
loggername = loggername + "-console"
handler = logging.StreamHandler()
else:
- handler=logging.handlers.RotatingFileHandler(tmplogfile,maxBytes=1000000, backupCount=5)
- handler.setFormatter(logging.Formatter("%(asctime)s - %(levelname)s - %(message)s"))
- self.logger=logging.getLogger(loggername)
+ handler = logging.handlers.RotatingFileHandler(
+ tmplogfile, maxBytes=1000000, backupCount=5)
+ handler.setFormatter(logging.Formatter(
+ "%(asctime)s - %(levelname)s - %(message)s"))
+ self.logger = logging.getLogger(loggername)
self.logger.setLevel(level)
# check if logger already has the handler we're about to add
handler_exists = False
for l_handler in self.logger.handlers:
if l_handler.baseFilename == handler.baseFilename and \
l_handler.level == handler.level:
- handler_exists = True
+ handler_exists = True
if not handler_exists:
self.logger.addHandler(handler)
- self.loggername=loggername
+ self.loggername = loggername
- def setLevel(self,level):
+ def setLevel(self, level):
self.logger.setLevel(level)
# shorthand to avoid having to import logging all over the place
def setLevelDebug(self):
self.logger.setLevel(logging.DEBUG)
+ def debugEnabled(self):
+ return self.logger.getEffectiveLevel() == logging.DEBUG
+
# define a verbose option with s/t like
# parser.add_option("-v", "--verbose", action="count", dest="verbose", default=0)
# and pass the coresponding options.verbose to this method to adjust level
- def setLevelFromOptVerbose(self,verbose):
- if verbose==0:
+ def setLevelFromOptVerbose(self, verbose):
+ if verbose == 0:
self.logger.setLevel(logging.WARNING)
- elif verbose==1:
+ elif verbose == 1:
self.logger.setLevel(logging.INFO)
- elif verbose>=2:
+ elif verbose >= 2:
self.logger.setLevel(logging.DEBUG)
# in case some other code needs a boolean
- def getBoolVerboseFromOpt(self,verbose):
- return verbose>=1
+
+ def getBoolVerboseFromOpt(self, verbose):
+ return verbose >= 1
+
+ def getBoolDebugFromOpt(self, verbose):
+ return verbose >= 2
####################
def info(self, msg):
def debug(self, msg):
self.logger.debug(msg)
-
+
def warn(self, msg):
self.logger.warn(msg)
# some code is using logger.warn(), some is using logger.warning()
def warning(self, msg):
self.logger.warning(msg)
-
+
def error(self, msg):
- self.logger.error(msg)
-
+ self.logger.error(msg)
+
def critical(self, msg):
self.logger.critical(msg)
# logs an exception - use in an except statement
- def log_exc(self,message):
- self.error("%s BEG TRACEBACK"%message+"\n"+traceback.format_exc().strip("\n"))
- self.error("%s END TRACEBACK"%message)
-
- def log_exc_critical(self,message):
- self.critical("%s BEG TRACEBACK"%message+"\n"+traceback.format_exc().strip("\n"))
- self.critical("%s END TRACEBACK"%message)
-
+ def log_exc(self, message):
+ self.error("%s BEG TRACEBACK" % message + "\n" +
+ traceback.format_exc().strip("\n"))
+ self.error("%s END TRACEBACK" % message)
+
+ def log_exc_critical(self, message):
+ self.critical("%s BEG TRACEBACK" % message + "\n" +
+ traceback.format_exc().strip("\n"))
+ self.critical("%s END TRACEBACK" % message)
+
# for investigation purposes, can be placed anywhere
- def log_stack(self,message):
- to_log="".join(traceback.format_stack())
- self.info("%s BEG STACK"%message+"\n"+to_log)
- self.info("%s END STACK"%message)
+ def log_stack(self, message):
+ to_log = "".join(traceback.format_stack())
+ self.info("%s BEG STACK" % message + "\n" + to_log)
+ self.info("%s END STACK" % message)
def enable_console(self, stream=sys.stdout):
formatter = logging.Formatter("%(message)s")
self.logger.addHandler(handler)
-info_logger = _SfaLogger(loggername='info', level=logging.INFO)
-debug_logger = _SfaLogger(loggername='debug', level=logging.DEBUG)
-warn_logger = _SfaLogger(loggername='warning', level=logging.WARNING)
-error_logger = _SfaLogger(loggername='error', level=logging.ERROR)
-critical_logger = _SfaLogger(loggername='critical', level=logging.CRITICAL)
+logger = _SfaLogger(loggername='info', level=logging.INFO)
-#sql_logger = _SfaLogger(loggername = 'sqlalchemy.engine', level=logging.DEBUG)
-
-logger = info_logger
-sfi_logger = _SfaLogger(logfile=os.path.expanduser("~/.sfi/")+'sfi.log',loggername='sfilog', level=logging.DEBUG)
+sfi_logger = _SfaLogger(logfile=os.path.expanduser("~/.sfi/") + 'sfi.log',
+ loggername='sfilog', level=logging.DEBUG)
########################################
import time
+
def profile(logger):
"""
Prints the runtime of the specified callable. Use as a decorator, e.g.,
-
+
@profile(logger)
def foo(...):
...
result = callable(*args, **kwds)
end = time.time()
args = map(str, args)
- args += ["%s = %s" % (name, str(value)) for (name, value) in kwds.iteritems()]
+ args += ["%s = %s" % (name, str(value))
+ for (name, value) in kwds.iteritems()]
# should probably use debug, but then debug is not always enabled
- logger.info("PROFILED %s (%s): %.02f s" % (callable.__name__, ", ".join(args), end - start))
+ logger.info("PROFILED %s (%s): %.02f s" %
+ (callable.__name__, ", ".join(args), end - start))
return result
return wrapper
return logger_profile
-if __name__ == '__main__':
- print 'testing sfalogging into logger.log'
- logger1=_SfaLogger('logger.log', loggername='std(info)')
- logger2=_SfaLogger('logger.log', loggername='error', level=logging.ERROR)
- logger3=_SfaLogger('logger.log', loggername='debug', level=logging.DEBUG)
-
- for (logger,msg) in [ (logger1,"std(info)"),(logger2,"error"),(logger3,"debug")]:
-
- print "====================",msg, logger.logger.handlers
-
+if __name__ == '__main__':
+ print('testing sfalogging into logger.log')
+ logger1 = _SfaLogger('logger.log', loggername='std(info)')
+ logger2 = _SfaLogger('logger.log', loggername='error', level=logging.ERROR)
+ logger3 = _SfaLogger('logger.log', loggername='debug', level=logging.DEBUG)
+
+ for logger, msg in ((logger1, "std(info)"), (logger2, "error"), (logger3, "debug")):
+
+ print("====================", msg, logger.logger.handlers)
+
logger.enable_console()
logger.critical("logger.critical")
logger.error("logger.error")
logger.debug("logger.debug")
logger.setLevel(logging.DEBUG)
logger.debug("logger.debug again")
-
+
@profile(logger)
- def sleep(seconds = 1):
+ def sleep(seconds=1):
time.sleep(seconds)
logger.info('console.info')
sleep(0.5)
logger.setLevel(logging.DEBUG)
sleep(0.25)
-