erjemin/instaloader
erjemin/instaloader
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Fix KeyError for video_url, and better workflow (#1321)

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Fixes #1320.
This commit is contained in:
fireattack 2021-11-12 08:21:33 -06:00 committed by GitHub
parent 0300d8a4f1
commit 470fc0d905
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 18 additions and 12 deletions
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30
instaloader/structures.py
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@ -377,20 +377,23 @@ class Post:
def video_url(self) -> Optional[str]:
"""URL of the video, or None."""
if self.is_video:
version_urls = [self._field('video_url')]
version_urls = []
try:
version_urls.append(self._field('video_url'))
except (InstaloaderException, KeyError, IndexError) as err:
self._context.error(f"Warning: Unable to fetch video from graphql of {self}: {err}")
if self._context.iphone_support and self._context.is_logged_in:
try:
version_urls.extend(version['url'] for version in self._iphone_struct['video_versions'])
except (InstaloaderException, KeyError, IndexError) as err:
self._context.error(f"Unable to fetch high-quality video version of {self}: {err}")
return version_urls[0]
else:
version_urls = list(dict.fromkeys(version_urls))
if len(version_urls) == 0:
return None
if len(version_urls) == 1:
return version_urls[0]
url_candidates: List[Tuple[int, str]] = []
for idx, version_url in enumerate(version_urls):
if any(url_candidate[1] == version_url for url_candidate in url_candidates):
# Skip duplicates
continue
try:
url_candidates.append((
int(self._context.head(version_url, allow_redirects=True).headers.get('Content-Length', 0)),
@ -1129,20 +1132,23 @@ class StoryItem:
def video_url(self) -> Optional[str]:
"""URL of the video, or None."""
if self.is_video:
version_urls = [self._node['video_resources'][-1]['src']]
version_urls = []
try:
version_urls.append(self._node['video_resources'][-1]['src'])
except (InstaloaderException, KeyError, IndexError) as err:
self._context.error(f"Warning: Unable to fetch video from graphql of {self}: {err}")
if self._context.iphone_support and self._context.is_logged_in:
try:
version_urls.extend(version['url'] for version in self._iphone_struct['video_versions'])
except (InstaloaderException, KeyError, IndexError) as err:
self._context.error(f"Unable to fetch high-quality video version of {self}: {err}")
return version_urls[0]
else:
version_urls = list(dict.fromkeys(version_urls))
if len(version_urls) == 0:
return None
if len(version_urls) == 1:
return version_urls[0]
url_candidates: List[Tuple[int, str]] = []
for idx, version_url in enumerate(version_urls):
if any(url_candidate[1] == version_url for url_candidate in url_candidates):
# Skip duplicates
continue
try:
url_candidates.append((
int(self._context.head(version_url, allow_redirects=True).headers.get('Content-Length', 0)),