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from __future__ import unicode_literals
import subprocess
from .common import PostProcessor
from ..compat import compat_shlex_quote
from ..utils import (
encodeArgument,
PostProcessingError,
)
class ExecAfterDownloadPP(PostProcessor):
def __init__(self, downloader, exec_cmd):
super(ExecAfterDownloadPP, self).__init__(downloader)
self.exec_cmd = exec_cmd
@classmethod
def pp_key(cls):
return 'Exec'
def run(self, info):
tmpl, info_copy = self._downloader.prepare_outtmpl(self.exec_cmd, info)
cmd = tmpl % info_copy
if cmd == self.exec_cmd: # No replacements were made
if '{}' not in self.exec_cmd:
self.exec_cmd += ' {}'
cmd = self.exec_cmd.replace('{}', compat_shlex_quote(info['filepath']))
self.to_screen('Executing command: %s' % cmd)
retCode = subprocess.call(encodeArgument(cmd), shell=True)
if retCode != 0:
raise PostProcessingError(
'Command returned error code %d' % retCode)
return [], info
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