Failed to evaluate the script:
Python exception: lsmas: failed to construct index.
Traceback (most recent call last):
File "src\cython\vapoursynth.pyx", line 1847, in vapoursynth.vpy_evaluateScript
File "Q:/Interstellar/00001.vpy", line 5, in
src = core.lsmas.LWLibavSource(source="Q:\Interstellar\00001.mkv")
File "src\cython\vapoursynth.pyx", line 1739, in vapoursynth.Function.__call__
vapoursynth.Error: lsmas: failed to construct index.

哪位大大帮忙解析一下

路径错了，字符串中的"\"是转义字符，想表示"\"要用"\\"。python允许在字符串前加r来禁用转义。另外，路径中也可以用/来代替\

在python中 \ 为转义字符。
表示路径时可用\\或/来代替\，即‘Q:\\Interstellar\\00001.mkv’或’Q:/Interstellar/00001.mkv‘
也可在前面加r不转义，即r'Q:\Interstellar\00001.mkv'