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Add a try catch for some optional fields

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This commit is contained in:
Kerruba 2018-04-29 22:54:41 +01:00
parent c000009f50
commit 65cf161b5d
1 changed files with 17 additions and 7 deletions
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24
youtube_dl/extractor/frontendmaster.py
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@ -122,21 +122,31 @@ class FrontEndMasterIE(FrontEndMasterBaseIE):
url=url,
display_id=course_id)
# Necessary to get mandatory informations like title and video_url
lesson_index = course_json_content.get('lessonSlugs').index(video_id)
lesson_hash = course_json_content.get('lessonHashes')[lesson_index]
lesson_section_elements = course_json_content.get('lessonElements')
lesson_data = course_json_content.get('lessonData')[lesson_hash]
lesson_source_base = lesson_data.get('sourceBase')
course_sections_pairing = self._pair_section_with_video_elemen_index(
lesson_section_elements)
# This is necessary to get the link for the video
lesson_source_base = lesson_data['sourceBase']
lesson_title = lesson_data.get('title')
lesson_title = lesson_data['title']
# Some optional fields
lesson_description = lesson_data.get('description')
lesson_index = lesson_data.get('index')
lesson_slug = lesson_data.get('slug')
lesson_thumbnail_url = lesson_data.get('thumbnail')
lesson_section = course_sections_pairing.get(lesson_index)[0]
lesson_section_number = course_sections_pairing.get(lesson_index)[1]
lesson_section_elements = course_json_content.get('lessonElements')
try:
course_sections_pairing = self._pair_section_with_video_elemen_index(
lesson_section_elements)
lesson_section = course_sections_pairing.get(lesson_index)[0]
lesson_section_number = course_sections_pairing.get(lesson_index)[1]
except Exception:
lesson_section = None
lesson_section_number = None
QUALITIES_PREFERENCE = ('low', 'medium', 'high')
quality_key = qualities(QUALITIES_PREFERENCE)