mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2024-11-02 09:12:40 +01:00
Merge branch 'paged-lists'
Conflicts: test/test_utils.py youtube_dl/extractor/youtube.py
This commit is contained in:
Philipp Hagemeister
commit
65697b3bf3
@ -19,6 +19,7 @@
|
||||
fix_xml_ampersands,
|
||||
get_meta_content,
|
||||
orderedSet,
|
||||
PagedList,
|
||||
parse_duration,
|
||||
sanitize_filename,
|
||||
shell_quote,
|
||||
@ -214,5 +215,26 @@ def test_fix_xml_ampersands(self):
|
||||
fix_xml_ampersands('Ӓ᪼'), 'Ӓ᪼')
|
||||
self.assertEqual(fix_xml_ampersands('&#&#'), '&#&#')
|
||||
|
||||
def test_paged_list(self):
|
||||
def testPL(size, pagesize, sliceargs, expected):
|
||||
def get_page(pagenum):
|
||||
firstid = pagenum * pagesize
|
||||
upto = min(size, pagenum * pagesize + pagesize)
|
||||
for i in range(firstid, upto):
|
||||
yield i
|
||||
|
||||
pl = PagedList(get_page, pagesize)
|
||||
got = pl.getslice(*sliceargs)
|
||||
self.assertEqual(got, expected)
|
||||
|
||||
testPL(5, 2, (), [0, 1, 2, 3, 4])
|
||||
testPL(5, 2, (1,), [1, 2, 3, 4])
|
||||
testPL(5, 2, (2,), [2, 3, 4])
|
||||
testPL(5, 2, (4,), [4])
|
||||
testPL(5, 2, (0, 3), [0, 1, 2])
|
||||
testPL(5, 2, (1, 4), [1, 2, 3])
|
||||
testPL(5, 2, (2, 99), [2, 3, 4])
|
||||
testPL(5, 2, (20, 99), [])
|
||||
|
||||
if __name__ == '__main__':
|
||||
unittest.main()
|
||||
|
||||
@ -39,6 +39,7 @@
|
||||
locked_file,
|
||||
make_HTTPS_handler,
|
||||
MaxDownloadsReached,
|
||||
PagedList,
|
||||
PostProcessingError,
|
||||
platform_name,
|
||||
preferredencoding,
|
||||
@ -578,19 +579,27 @@ def make_result(embedded_info):
|
||||
|
||||
playlist_results = []
|
||||
|
||||
n_all_entries = len(ie_result['entries'])
|
||||
playliststart = self.params.get('playliststart', 1) - 1
|
||||
playlistend = self.params.get('playlistend', None)
|
||||
# For backwards compatibility, interpret -1 as whole list
|
||||
if playlistend == -1:
|
||||
playlistend = None
|
||||
|
||||
entries = ie_result['entries'][playliststart:playlistend]
|
||||
n_entries = len(entries)
|
||||
|
||||
self.to_screen(
|
||||
"[%s] playlist '%s': Collected %d video ids (downloading %d of them)" %
|
||||
(ie_result['extractor'], playlist, n_all_entries, n_entries))
|
||||
if isinstance(ie_result['entries'], list):
|
||||
n_all_entries = len(ie_result['entries'])
|
||||
entries = ie_result['entries'][playliststart:playlistend]
|
||||
n_entries = len(entries)
|
||||
self.to_screen(
|
||||
"[%s] playlist %s: Collected %d video ids (downloading %d of them)" %
|
||||
(ie_result['extractor'], playlist, n_all_entries, n_entries))
|
||||
else:
|
||||
assert isinstance(ie_result['entries'], PagedList)
|
||||
entries = ie_result['entries'].getslice(
|
||||
playliststart, playlistend)
|
||||
n_entries = len(entries)
|
||||
self.to_screen(
|
||||
"[%s] playlist %s: Downloading %d videos" %
|
||||
(ie_result['extractor'], playlist, n_entries))
|
||||
|
||||
for i, entry in enumerate(entries, 1):
|
||||
self.to_screen('[download] Downloading video #%s of %s' % (i, n_entries))
|
||||
|
||||
@ -28,6 +28,7 @@
|
||||
get_element_by_attribute,
|
||||
ExtractorError,
|
||||
int_or_none,
|
||||
PagedList,
|
||||
RegexNotFoundError,
|
||||
unescapeHTML,
|
||||
unified_strdate,
|
||||
@ -1626,44 +1627,35 @@ def _real_extract(self, url):
|
||||
# page by page until there are no video ids - it means we got
|
||||
# all of them.
|
||||
|
||||
url_results = []
|
||||
|
||||
for pagenum in itertools.count(0):
|
||||
def download_page(pagenum):
|
||||
start_index = pagenum * self._GDATA_PAGE_SIZE + 1
|
||||
|
||||
gdata_url = self._GDATA_URL % (username, self._GDATA_PAGE_SIZE, start_index)
|
||||
page = self._download_webpage(gdata_url, username,
|
||||
u'Downloading video ids from %d to %d' % (start_index, start_index + self._GDATA_PAGE_SIZE))
|
||||
page = self._download_webpage(
|
||||
gdata_url, username,
|
||||
u'Downloading video ids from %d to %d' % (
|
||||
start_index, start_index + self._GDATA_PAGE_SIZE))
|
||||
|
||||
try:
|
||||
response = json.loads(page)
|
||||
except ValueError as err:
|
||||
raise ExtractorError(u'Invalid JSON in API response: ' + compat_str(err))
|
||||
if 'entry' not in response['feed']:
|
||||
# Number of videos is a multiple of self._MAX_RESULTS
|
||||
break
|
||||
return
|
||||
|
||||
# Extract video identifiers
|
||||
entries = response['feed']['entry']
|
||||
for entry in entries:
|
||||
title = entry['title']['$t']
|
||||
video_id = entry['id']['$t'].split('/')[-1]
|
||||
url_results.append({
|
||||
yield {
|
||||
'_type': 'url',
|
||||
'url': video_id,
|
||||
'ie_key': 'Youtube',
|
||||
'id': 'video_id',
|
||||
'title': title,
|
||||
})
|
||||
|
||||
# A little optimization - if current page is not
|
||||
# "full", ie. does not contain PAGE_SIZE video ids then
|
||||
# we can assume that this page is the last one - there
|
||||
# are no more ids on further pages - no need to query
|
||||
# again.
|
||||
|
||||
if len(entries) < self._GDATA_PAGE_SIZE:
|
||||
break
|
||||
}
|
||||
url_results = PagedList(download_page, self._GDATA_PAGE_SIZE)
|
||||
|
||||
return self.playlist_result(url_results, playlist_title=username)
|
||||
|
||||
|
||||
@ -6,6 +6,7 @@
|
||||
import email.utils
|
||||
import errno
|
||||
import gzip
|
||||
import itertools
|
||||
import io
|
||||
import json
|
||||
import locale
|
||||
@ -1164,3 +1165,46 @@ def check_executable(exe, args=[]):
|
||||
except OSError:
|
||||
return False
|
||||
return exe
|
||||
|
||||
|
||||
class PagedList(object):
|
||||
def __init__(self, pagefunc, pagesize):
|
||||
self._pagefunc = pagefunc
|
||||
self._pagesize = pagesize
|
||||
|
||||
def getslice(self, start=0, end=None):
|
||||
res = []
|
||||
for pagenum in itertools.count(start // self._pagesize):
|
||||
firstid = pagenum * self._pagesize
|
||||
nextfirstid = pagenum * self._pagesize + self._pagesize
|
||||
if start >= nextfirstid:
|
||||
continue
|
||||
|
||||
page_results = list(self._pagefunc(pagenum))
|
||||
|
||||
startv = (
|
||||
start % self._pagesize
|
||||
if firstid <= start < nextfirstid
|
||||
else 0)
|
||||
|
||||
endv = (
|
||||
((end - 1) % self._pagesize) + 1
|
||||
if (end is not None and firstid <= end <= nextfirstid)
|
||||
else None)
|
||||
|
||||
if startv != 0 or endv is not None:
|
||||
page_results = page_results[startv:endv]
|
||||
res.extend(page_results)
|
||||
|
||||
# A little optimization - if current page is not "full", ie. does
|
||||
# not contain page_size videos then we can assume that this page
|
||||
# is the last one - there are no more ids on further pages -
|
||||
# i.e. no need to query again.
|
||||
if len(page_results) + startv < self._pagesize:
|
||||
break
|
||||
|
||||
# If we got the whole page, but the next page is not interesting,
|
||||
# break out early as well
|
||||
if end == nextfirstid:
|
||||
break
|
||||
return res
|
||||
|
||||
Loading…
Reference in New Issue
Block a user