merge gvalkov/optparse-refactor (minus stty)

This commit is contained in:
Philipp Hagemeister 2011-08-24 23:21:55 +02:00
commit 2c8d32de33

View File

@ -1,14 +1,19 @@
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Author: Ricardo Garcia Gonzalez
# Author: Danny Colligan
# Author: Benjamin Johnson
# Author: Vasyl' Vavrychuk
# Author: Witold Baryluk
# Author: Paweł Paprota
# Author: Gergely Imreh
# Author: Philipp Hagemeister <phihag@phihag.de>
# License: Public domain code
__author__ = (
'Ricardo Garcia Gonzalez',
'Danny Colligan',
'Benjamin Johnson',
'Vasyl\' Vavrychuk',
'Witold Baryluk',
'Paweł Paprota',
'Gergely Imreh',
)
__license__ = 'Public Domain'
__version__ = '2011.08.24-phihag'
import cookielib
import datetime
import gzip
@ -2942,20 +2947,15 @@ class FFmpegExtractAudioPP(PostProcessor):
information['filepath'] = new_path
return information
### MAIN PROGRAM ###
if __name__ == '__main__':
try:
# Modules needed only when running the main program
import getpass
import optparse
# Function to update the program file with the latest version from the repository.
def update_self(downloader, filename):
def updateSelf(downloader, filename):
''' Update the program file with the latest version from the repository '''
# Note: downloader only used for options
if not os.access(filename, os.W_OK):
sys.exit('ERROR: no write permissions on %s' % filename)
downloader.to_screen('Updating to latest stable version...')
try:
latest_url = 'http://github.com/rg3/youtube-dl/raw/master/LATEST_VERSION'
latest_version = urllib.urlopen(latest_url).read().strip()
@ -2963,60 +2963,109 @@ if __name__ == '__main__':
newcontent = urllib.urlopen(prog_url).read()
except (IOError, OSError), err:
sys.exit('ERROR: unable to download latest version')
try:
stream = open(filename, 'w')
stream.write(newcontent)
stream.close()
except (IOError, OSError), err:
sys.exit('ERROR: unable to overwrite current version')
downloader.to_screen('Updated to version %s' % latest_version)
# Parse command line
parser = optparse.OptionParser(
usage='Usage: %prog [options] url...',
version='2011.08.04-phihag',
conflict_handler='resolve',
)
def parseOpts():
# Deferred imports
import getpass
import optparse
parser.add_option('-h', '--help',
def _format_option_string(option):
''' ('-o', '--option') -> -o, --format METAVAR'''
opts = []
if option._short_opts: opts.append(option._short_opts[0])
if option._long_opts: opts.append(option._long_opts[0])
if len(opts) > 1: opts.insert(1, ', ')
if option.takes_value(): opts.append(' %s' % option.metavar)
return "".join(opts)
def _find_term_columns():
columns = os.environ.get('COLUMNS', None)
if columns:
return int(columns)
# TODO: Breaks on phihag's system
#if sys.platform.startswith('linux'):
# try:
# return os.popen('stty size', 'r').read().split()[1]
# except: pass
return None
max_width = 80
max_help_position = 80
# No need to wrap help messages if we're on a wide console
columns = _find_term_columns()
if columns: max_width = columns
fmt = optparse.IndentedHelpFormatter(width=max_width, max_help_position=max_help_position)
fmt.format_option_strings = _format_option_string
kw = {
'version' : __version__,
'formatter' : fmt,
'usage' : '%prog [options] url...',
'conflict_handler' : 'resolve',
}
parser = optparse.OptionParser(**kw)
# option groups
general = optparse.OptionGroup(parser, 'General Options')
authentication = optparse.OptionGroup(parser, 'Authentication Options')
video_format = optparse.OptionGroup(parser, 'Video Format Options')
postproc = optparse.OptionGroup(parser, 'Post-processing Options')
filesystem = optparse.OptionGroup(parser, 'Filesystem Options')
verbosity = optparse.OptionGroup(parser, 'Verbosity / Simulation Options')
general.add_option('-h', '--help',
action='help', help='print this help text and exit')
parser.add_option('-v', '--version',
general.add_option('-v', '--version',
action='version', help='print program version and exit')
parser.add_option('-U', '--update',
general.add_option('-U', '--update',
action='store_true', dest='update_self', help='update this program to latest stable version')
parser.add_option('-i', '--ignore-errors',
general.add_option('-i', '--ignore-errors',
action='store_true', dest='ignoreerrors', help='continue on download errors', default=False)
parser.add_option('-r', '--rate-limit',
general.add_option('-r', '--rate-limit',
dest='ratelimit', metavar='LIMIT', help='download rate limit (e.g. 50k or 44.6m)')
parser.add_option('-R', '--retries',
general.add_option('-R', '--retries',
dest='retries', metavar='RETRIES', help='number of retries (default is 10)', default=10)
parser.add_option('--playlist-start',
general.add_option('--playlist-start',
dest='playliststart', metavar='NUMBER', help='playlist video to start at (default is 1)', default=1)
parser.add_option('--playlist-end',
general.add_option('--playlist-end',
dest='playlistend', metavar='NUMBER', help='playlist video to end at (default is last)', default=-1)
parser.add_option('--dump-user-agent',
general.add_option('--dump-user-agent',
action='store_true', dest='dump_user_agent',
help='display the current browser identification', default=False)
authentication = optparse.OptionGroup(parser, 'Authentication Options')
authentication.add_option('-u', '--username',
dest='username', metavar='USERNAME', help='account username')
authentication.add_option('-p', '--password',
dest='password', metavar='PASSWORD', help='account password')
authentication.add_option('-n', '--netrc',
action='store_true', dest='usenetrc', help='use .netrc authentication data', default=False)
parser.add_option_group(authentication)
video_format = optparse.OptionGroup(parser, 'Video Format Options')
video_format.add_option('-f', '--format',
action='store', dest='format', metavar='FORMAT', help='video format code')
video_format.add_option('--all-formats',
action='store_const', dest='format', help='download all available video formats', const='-1')
video_format.add_option('--max-quality',
action='store', dest='format_limit', metavar='FORMAT', help='highest quality format to download')
parser.add_option_group(video_format)
verbosity = optparse.OptionGroup(parser, 'Verbosity / Simulation Options')
verbosity.add_option('-q', '--quiet',
action='store_true', dest='quiet', help='activates quiet mode', default=False)
verbosity.add_option('-s', '--simulate',
@ -3039,9 +3088,8 @@ if __name__ == '__main__':
verbosity.add_option('--console-title',
action='store_true', dest='consoletitle',
help='display progress in console titlebar', default=False)
parser.add_option_group(verbosity)
filesystem = optparse.OptionGroup(parser, 'Filesystem Options')
filesystem.add_option('-t', '--title',
action='store_true', dest='usetitle', help='use title in file name', default=False)
filesystem.add_option('-l', '--literal',
@ -3070,16 +3118,27 @@ if __name__ == '__main__':
filesystem.add_option('--write-info-json',
action='store_true', dest='writeinfojson',
help='write video metadata to a .info.json file', default=False)
parser.add_option_group(filesystem)
postproc = optparse.OptionGroup(parser, 'Post-processing Options')
postproc.add_option('--extract-audio', action='store_true', dest='extractaudio', default=False,
help='convert video files to audio-only files (requires ffmpeg and ffprobe)')
postproc.add_option('--audio-format', metavar='FORMAT', dest='audioformat', default='best',
help='"best", "aac" or "mp3"; best by default')
parser.add_option_group(general)
parser.add_option_group(filesystem)
parser.add_option_group(verbosity)
parser.add_option_group(video_format)
parser.add_option_group(authentication)
parser.add_option_group(postproc)
(opts, args) = parser.parse_args()
opts, args = parser.parse_args()
return parser, opts, args
def main():
parser, opts, args = parseOpts()
# Open appropriate CookieJar
if opts.cookiefile is None:
@ -3139,15 +3198,15 @@ if __name__ == '__main__':
except (TypeError, ValueError), err:
parser.error(u'invalid retry count specified')
try:
opts.playliststart = long(opts.playliststart)
opts.playliststart = int(opts.playliststart)
if opts.playliststart <= 0:
raise ValueError
raise ValueError(u'Playlist start must be positive')
except (TypeError, ValueError), err:
parser.error(u'invalid playlist start number specified')
try:
opts.playlistend = long(opts.playlistend)
opts.playlistend = int(opts.playlistend)
if opts.playlistend != -1 and (opts.playlistend <= 0 or opts.playlistend < opts.playliststart):
raise ValueError
raise ValueError(u'Playlist end must be greater than playlist start')
except (TypeError, ValueError), err:
parser.error(u'invalid playlist end number specified')
if opts.extractaudio:
@ -3235,7 +3294,7 @@ if __name__ == '__main__':
# Update version
if opts.update_self:
update_self(fd, sys.argv[0])
updateSelf(fd, sys.argv[0])
# Maybe do nothing
if len(all_urls) < 1:
@ -3254,9 +3313,15 @@ if __name__ == '__main__':
sys.exit(retcode)
if __name__ == '__main__':
try:
main()
except DownloadError:
sys.exit(1)
except SameFileError:
sys.exit(u'ERROR: fixed output name but more than one file to download')
except KeyboardInterrupt:
sys.exit(u'\nERROR: Interrupted by user')
# vim: set ts=4 sw=4 sts=4 noet ai si filetype=python: