d1ed80d62a
* introduce logcommand.Lager, Whipper(); use argparse for whipper image commands, stub logging * update Lager docstring to mention config.Config() * make incorrect subcommand and --version work on toplevel command * migrate accurip show, expand Lager, do not attempt to return from Lager.__init__. * migrate offset find, add Lager.error * correct offset find drive symlink handling * migrate drive * change Lager.__init__(prog) to arg from kwarg * but actually * remove Whipper.usage * add and use Lager.device_option() context manager * help I married an axe murderer * use unified options namespace for entire command tree * migrate whipper cd without comprehensive config loading * switch to logging module - use logging instead of flog for non-extern modules - use WHIPPER_DEBUG and WHIPPER_LOGFILE env variables * convert self.log calls to logger.debug * convert self.error calls to logger.error * remove log.Loggable, use logger not logging * Logging conversion continues - Convert log.* calls to logger.* - Remove morituri.common.log imports * remove morituri.common.log from tests * remove extern/flog, bare minimum Debug conversion * update README for logging changes * update soxi to use logging * refactor Lager for more declarative subcommands * Refactor Lager.device_option: - inline into __init__ - throw IOError instead of Exception for missing drives - remove CommandError checking in rip/main * rename rip to whipper in rip.main * convert rip.debug commands * Rename logcommand.Lager to command.BaseCommand - remove command.CommandError occurrences - remove python-command external module * remove submodules from README, update rclog formatter * update minor ambiguity in readme for command invocation * update version number to match setup.py * remove gitmodules * update version number in tests as well (boo) * convert logger.error to logger.critical * Change morituri.rip to morituri.command - mv common.command to command.basecommand - move TEMPLATES used only by rip.cd out of rip.common - update entry point for command to command.main * update basecommand documentation * go pyflaking: import fixing * replace self.stdout with sys.stdout * remove BaseCommand.config, alphabetise imports * convert self.stdXXX leftovers * convert last getRootCommand to config.Config * convert last getExceptionMessage's to str * change musicbrainz useragent to whipper
50 lines
1.2 KiB
Python
50 lines
1.2 KiB
Python
import os
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from morituri.common import common
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from morituri.common import task as ctask
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import logging
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logger = logging.getLogger(__name__)
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SOXI = 'soxi'
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class AudioLengthTask(ctask.PopenTask):
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"""
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I calculate the length of a track in audio samples.
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@ivar length: length of the decoded audio file, in audio samples.
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"""
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logCategory = 'AudioLengthTask'
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description = 'Getting length of audio track'
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length = None
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def __init__(self, path):
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"""
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@type path: unicode
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"""
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assert type(path) is unicode, "%r is not unicode" % path
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self.logName = os.path.basename(path).encode('utf-8')
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self.command = [SOXI, '-s', path]
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self._error = []
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self._output = []
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def commandMissing(self):
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raise common.MissingDependencyException('soxi')
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def readbytesout(self, bytes):
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self._output.append(bytes)
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def readbyteserr(self, bytes):
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self._error.append(bytes)
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def failed(self):
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self.setException(Exception("soxi failed: %s"%"".join(self._error)))
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def done(self):
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if self._error:
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logger.warning("soxi reported on stderr: %s", "".join(self._error))
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self.length = int("".join(self._output))
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