# See YoutubeDl.py (search for progress_hooks) for a description of
# this interface
self._progress_hooks.append(ph)
+
+ def _debug_cmd(self, args, subprocess_encoding, exe=None):
+ if not self.params.get('verbose', False):
+ return
+
+ if exe is None:
+ exe = os.path.basename(args[0])
+
+ if subprocess_encoding:
+ str_args = [
+ a.decode(subprocess_encoding) if isinstance(a, bytes) else a
+ for a in args]
+ else:
+ str_args = args
+ try:
+ import pipes
+ shell_quote = lambda args: ' '.join(map(pipes.quote, str_args))
+ except ImportError:
+ shell_quote = repr
+ self.to_screen('[debug] %s command line: %s' % (
+ exe, shell_quote(str_args)))