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Use color when printing warning messages

This commit is contained in:
Jaime Marquínez Ferrándiz 2013-02-28 22:07:29 +01:00
parent 691db5ba02
commit 8207626bbe
1 changed files with 16 additions and 4 deletions
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20
youtube_dl/FileDownloader.py
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@ -104,7 +104,7 @@ class FileDownloader(object):
self.params = params self.params = params
if '%(stitle)s' in self.params['outtmpl']: if '%(stitle)s' in self.params['outtmpl']:
self.to_stderr(u'WARNING: %(stitle)s is deprecated. Use the %(title)s and the --restrict-filenames flag(which also secures %(uploader)s et al) instead.') self.report_warning(u'%(stitle)s is deprecated. Use the %(title)s and the --restrict-filenames flag(which also secures %(uploader)s et al) instead.')
@staticmethod @staticmethod
def format_bytes(bytes): def format_bytes(bytes):
@ -234,6 +234,18 @@ class FileDownloader(object):
raise DownloadError(message) raise DownloadError(message)
self._download_retcode = 1 self._download_retcode = 1
def report_warning(self, message):
'''
Print the message to stderr, it will be prefixed with 'WARNING:'
If stderr is a tty file the 'WARNING:' will be colored
'''
if sys.stderr.isatty():
_msg_header=u'\033[0;33mWARNING:\033[0m'
else:
_msg_header=u'WARNING:'
warning_message=u'%s %s' % (_msg_header,message)
self.to_stderr(warning_message)
def slow_down(self, start_time, byte_counter): def slow_down(self, start_time, byte_counter):
"""Sleep if the download speed is over the rate limit.""" """Sleep if the download speed is over the rate limit."""
rate_limit = self.params.get('ratelimit', None) rate_limit = self.params.get('ratelimit', None)
@ -496,8 +508,8 @@ class FileDownloader(object):
# Warn if the _WORKING attribute is False # Warn if the _WORKING attribute is False
if not ie.working(): if not ie.working():
self.to_stderr(u'WARNING: the program functionality for this site has been marked as broken, ' self.report_warning(u'the program functionality for this site has been marked as broken, '
u'and will probably not work. If you want to go on, use the -i option.') u'and will probably not work. If you want to go on, use the -i option.')
# Suitable InfoExtractor found # Suitable InfoExtractor found
suitable_found = True suitable_found = True
@ -555,7 +567,7 @@ class FileDownloader(object):
self.to_screen(u'Deleting original file %s (pass -k to keep)' % filename) self.to_screen(u'Deleting original file %s (pass -k to keep)' % filename)
os.remove(encodeFilename(filename)) os.remove(encodeFilename(filename))
except (IOError, OSError): except (IOError, OSError):
self.to_stderr(u'WARNING: Unable to remove downloaded video file') self.report_warning(u'Unable to remove downloaded video file')
def _download_with_rtmpdump(self, filename, url, player_url, page_url): def _download_with_rtmpdump(self, filename, url, player_url, page_url):
self.report_destination(filename) self.report_destination(filename)