input: please create a new txt file named settings.txt, with url and path line by line like below.
example:
https://ocw.mit.edu/courses/6-003-signals-and-systems-fall-2011/
C:\Users\shich\Desktop\本科\大二秋季\FIC\6.003
https://ocw.mit.edu/courses/8-333-statistical-mechanics-i-statistical-mechanics-of-particles-fall-2013/
C:\Users\shich\Desktop\本科\大二秋季\基础物理学\热学\8.333
https://ocw.mit.edu/courses/8-04-quantum-physics-i-spring-2013/
C:\Users\shich\Desktop\本科\大二秋季\量子力学\8.04
https://ocw.mit.edu/courses/8-05-quantum-physics-ii-fall-2013/
C:\Users\shich\Desktop\本科\大二秋季\量子力学\8.05
https://ocw.mit.edu/courses/8-06-quantum-physics-iii-spring-2016/
C:\Users\shich\Desktop\本科\大二秋季\量子力学\8.06

requirements: see requirements.txt. Recommend conda , but you can surely install all that manually.