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ExtractorError for errors during extraction

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This commit is contained in:
Philipp Hagemeister 2013-01-01 20:27:53 +01:00
parent a34dd63beb
commit 1c256f7047
3 changed files with 29 additions and 7 deletions
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18
youtube_dl/FileDownloader.py
View File

@ -210,7 +210,7 @@ class FileDownloader(object):
"""Checks if the output template is fixed."""
return (re.search(u'(?u)%\\(.+?\\)s', self.params['outtmpl']) is None)
def trouble(self, message=None):
def trouble(self, message=None, tb=None):
"""Determine action to take when a download problem appears.
Depending on if the downloader has been configured to ignore
@ -220,7 +220,9 @@ class FileDownloader(object):
if message is not None:
self.to_stderr(message)
if self.params.get('verbose'):
self.to_stderr(u''.join(traceback.format_list(traceback.extract_stack())))
if tb is None:
tb = u''.join(traceback.format_list(traceback.extract_stack()))
self.to_stderr(tb)
if not self.params.get('ignoreerrors', False):
raise DownloadError(message)
self._download_retcode = 1
@ -485,14 +487,24 @@ class FileDownloader(object):
# Warn if the _WORKING attribute is False
if not ie.working():
self.trouble(u'WARNING: the program functionality for this site has been marked as broken, '
self.to_stderr(u'WARNING: 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.')
# Suitable InfoExtractor found
suitable_found = True
# Extract information from URL and process it
try:
videos = ie.extract(url)
except ExtractorError as de: # An error we somewhat expected
self.trouble(u'ERROR: ' + compat_str(de), compat_str(u''.join(traceback.format_tb(de.traceback))))
break
except Exception as e:
if self.params.get('ignoreerrors', False):
self.trouble(u'ERROR: ' + compat_str(e), tb=compat_str(traceback.format_exc()))
break
else:
raise
if len(videos or []) > 1 and self.fixed_template():
raise SameFileError(self.params['outtmpl'])

3
youtube_dl/InfoExtractors.py
View File

@ -3808,8 +3808,7 @@ class UstreamIE(InfoExtractor):
webpage_bytes = urlh.read()
webpage = webpage_bytes.decode('utf-8', 'ignore')
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
self._downloader.trouble(u'ERROR: unable to download webpage: %s' % compat_str(err))
return
raise ExtractorError(u'unable to download webpage: %s' % compat_str(err))
m = re.search(r'data-title="(?P<title>.+)"',webpage)
title = m.group('title')
m = re.search(r'<a class="state" data-content-type="channel" data-content-id="(?P<uploader>\d+)"',webpage)

11
youtube_dl/utils.py
View File

@ -410,6 +410,17 @@ def encodeFilename(s):
else:
return s.encode(sys.getfilesystemencoding(), 'ignore')
class ExtractorError(Exception):
"""Error during info extraction."""
def __init__(self, msg, tb=None):
""" tb is the original traceback (so that it can be printed out) """
super(ExtractorError, self).__init__(msg)
if tb is None:
tb = sys.exc_info()[2]
self.traceback = tb
class DownloadError(Exception):
"""Download Error exception.