pytube patch - nov 2024

pytube.py

# From https://github.com/pytube/pytube/issues/2062
import ssl
from pytube import YouTube
from pytube import request
from pytube import extract
from pytube.innertube import _default_clients
from pytube.exceptions import RegexMatchError

_default_clients["ANDROID"]["context"]["client"]["clientVersion"] = "19.08.35"
_default_clients["IOS"]["context"]["client"]["clientVersion"] = "19.08.35"
_default_clients["ANDROID_EMBED"]["context"]["client"]["clientVersion"] = "19.08.35"
_default_clients["IOS_EMBED"]["context"]["client"]["clientVersion"] = "19.08.35"
_default_clients["IOS_MUSIC"]["context"]["client"]["clientVersion"] = "6.41"
_default_clients["ANDROID_MUSIC"] = _default_clients["ANDROID"]

import pytube, re
def patched_get_throttling_function_name(js: str) -> str:
    function_patterns = [
        r'a\.[a-zA-Z]\s*&&\s*\([a-z]\s*=\s*a\.get\("n"\)\)\s*&&.*?\|\|\s*([a-z]+)',
        r'\([a-z]\s*=\s*([a-zA-Z0-9$]+)(\[\d+\])?\([a-z]\)',
        r'\([a-z]\s*=\s*([a-zA-Z0-9$]+)(\[\d+\])\([a-z]\)',
    ]
    for pattern in function_patterns:
        regex = re.compile(pattern)
        function_match = regex.search(js)
        if function_match:
            if len(function_match.groups()) == 1:
                return function_match.group(1)
            idx = function_match.group(2)
            if idx:
                idx = idx.strip("[]")
                array = re.search(
                    r'var {nfunc}\s*=\s*(\[.+?\]);'.format(
                        nfunc=re.escape(function_match.group(1))),
                    js
                )
                if array:
                    array = array.group(1).strip("[]").split(",")
                    array = [x.strip() for x in array]
                    return array[int(idx)]

    raise RegexMatchError(
        caller="get_throttling_function_name", pattern="multiple"
    )

ssl._create_default_https_context = ssl._create_unverified_context
pytube.cipher.get_throttling_function_name = patched_get_throttling_function_name