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youtube-dl/youtube_dl/postprocessor/execafterdownload.py

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from __future__ import unicode_literals
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import subprocess
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from .common import PostProcessor
from ..compat import shlex_quote
from ..utils import PostProcessingError
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class ExecAfterDownloadPP(PostProcessor):
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def __init__(self, downloader=None, verboseOutput=None, exec_cmd=None):
self.verboseOutput = verboseOutput
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self.exec_cmd = exec_cmd
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def run(self, information):
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cmd = self.exec_cmd
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if '{}' not in cmd:
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cmd += ' {}'
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cmd = cmd.replace('{}', shlex_quote(information['filepath']))
self._downloader.to_screen("[exec] Executing command: %s" % cmd)
retCode = subprocess.call(cmd, shell=True)
if retCode != 0:
raise PostProcessingError(
'Command returned error code %d' % retCode)
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return None, information # by default, keep file and do nothing