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[youtube-dl] / youtube_dl / postprocessor / execafterdownload.py
1 from __future__ import unicode_literals
2
3 import subprocess
4
5 from .common import PostProcessor
6 from ..compat import shlex_quote
7 from ..utils import PostProcessingError
8
9
10 class ExecAfterDownloadPP(PostProcessor):
11     def __init__(self, downloader, exec_cmd):
12         super(ExecAfterDownloadPP, self).__init__(downloader)
13         self.exec_cmd = exec_cmd
14
15     def run(self, information):
16         cmd = self.exec_cmd
17         if '{}' not in cmd:
18             cmd += ' {}'
19
20         cmd = cmd.replace('{}', shlex_quote(information['filepath']))
21
22         self._downloader.to_screen("[exec] Executing command: %s" % cmd)
23         retCode = subprocess.call(cmd, shell=True)
24         if retCode != 0:
25             raise PostProcessingError(
26                 'Command returned error code %d' % retCode)
27
28         return [], information