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Diffstat (limited to 'youtube_dl')
-rw-r--r--youtube_dl/YoutubeDL.py16
1 files changed, 11 insertions, 5 deletions
diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py
index beb7d0cd1..6729d53ad 100644
--- a/youtube_dl/YoutubeDL.py
+++ b/youtube_dl/YoutubeDL.py
@@ -97,6 +97,7 @@ class YoutubeDL(object):
playlistend: Playlist item to end at.
matchtitle: Download only matching titles.
rejecttitle: Reject downloads for matching titles.
+ logger: Log messages to a logging.Logger instance.
logtostderr: Log messages to stderr instead of stdout.
writedescription: Write the video description to a .description file
writeinfojson: Write the video description to a .info.json file
@@ -192,7 +193,9 @@ class YoutubeDL(object):
def to_screen(self, message, skip_eol=False):
"""Print message to stdout if not in quiet mode."""
- if not self.params.get('quiet', False):
+ if self.params.get('logger', False):
+ self.params['logger'].debug(message)
+ elif not self.params.get('quiet', False):
terminator = [u'\n', u''][skip_eol]
output = message + terminator
write_string(output, self._screen_file)
@@ -200,10 +203,13 @@ class YoutubeDL(object):
def to_stderr(self, message):
"""Print message to stderr."""
assert type(message) == type(u'')
- output = message + u'\n'
- if 'b' in getattr(self._screen_file, 'mode', '') or sys.version_info[0] < 3: # Python 2 lies about the mode of sys.stdout/sys.stderr
- output = output.encode(preferredencoding())
- sys.stderr.write(output)
+ if self.params.get('logger', False):
+ self.params['logger'].error(message)
+ else:
+ output = message + u'\n'
+ if 'b' in getattr(self._screen_file, 'mode', '') or sys.version_info[0] < 3: # Python 2 lies about the mode of sys.stdout/sys.stderr
+ output = output.encode(preferredencoding())
+ sys.stderr.write(output)
def to_console_title(self, message):
if not self.params.get('consoletitle', False):