create clips from long videos

clipper.py

from moviepy.editor import *

output = "output.mp4"

# filename, start, end
files = [
(
    "DRAGON BALL FighterZ  2019-09-22 22-25-58", 
    (3, 50),
    None
),
]

clips = []
for filename, start, end in files:
    filename += ".mp4"

    clips.append(VideoFileClip(filename).subclip(start, end))

concatenate_videoclips(clips).write_videofile(output)