def prefetch(self) -> None:
"""Eagerly download all necessary data.
Eagerly executes all necessary network requests so all other
operations don't does need to make calls outside of the interpreter
which blocks for long periods of time.
:rtype: None
"""
self.watch_html = request.get(url=self.watch_url)
if self.watch_html is None:
raise VideoUnavailable(video_id=self.video_id)
self.age_restricted = extract.is_age_restricted(self.watch_html)
if extract.is_private(self.watch_html):
raise VideoPrivate(video_id=self.video_id)
if not extract.recording_available(self.watch_html):
raise RecordingUnavailable(video_id=self.video_id)
if self.age_restricted:
if not self.embed_html:
self.embed_html = request.get(url=self.embed_url)
self.vid_info_url = extract.video_info_url_age_restricted(
self.video_id, self.watch_url
)
else:
self.vid_info_url = extract.video_info_url(
video_id=self.video_id, watch_url=self.watch_url
)
self.vid_info_raw = request.get(self.vid_info_url)
if not self.age_restricted:
self.js_url = extract.js_url(self.watch_html)
self.js = request.get(self.js_url)
def test_not_is_private(cipher_signature):
assert not extract.is_private(cipher_signature.watch_html)
def test_is_private(private):
assert extract.is_private(private['watch_html'])