mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2025-11-04 00:25:15 +00:00
e625be0d10
* Allow slicing lists/strings using `field.start:end:step` * A field can also be used as offset like `field1+num+field2` * A default value can be given using `field|default` * Capture all format strings and set it to `None` if invalid. This prevents invalid fields from causing errors
42 lines
1.2 KiB
Python
42 lines
1.2 KiB
Python
from __future__ import unicode_literals
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import re
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import subprocess
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from .common import PostProcessor
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from ..compat import compat_shlex_quote
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from ..utils import (
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encodeArgument,
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FORMAT_RE,
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PostProcessingError,
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)
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class ExecAfterDownloadPP(PostProcessor):
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def __init__(self, downloader, exec_cmd):
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super(ExecAfterDownloadPP, self).__init__(downloader)
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self.exec_cmd = exec_cmd
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@classmethod
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def pp_key(cls):
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return 'Exec'
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def parse_cmd(self, cmd, info):
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# If no %(key)s is found, replace {} for backard compatibility
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if not re.search(FORMAT_RE.format(r'[^)]*'), cmd):
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if '{}' not in cmd:
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cmd += ' {}'
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return cmd.replace('{}', compat_shlex_quote(info['filepath']))
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tmpl, info_copy = self._downloader.prepare_outtmpl(cmd, info)
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return tmpl % info_copy
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def run(self, info):
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cmd = self.parse_cmd(self.exec_cmd, info)
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self.to_screen('Executing command: %s' % cmd)
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retCode = subprocess.call(encodeArgument(cmd), shell=True)
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if retCode != 0:
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raise PostProcessingError('Command returned error code %d' % retCode)
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return [], info
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