import os
import random
for folder in folder_paths: # Go over each folder path
files = os.listdir(folder) # Get filenames in current folder
files = random.sample(files, 900) # Pick 900 random files
for file in files: # Go over each file name to be deleted
f = os.path.join(folder, file) # Create valid path to file
os.remove(f) # Remove the file
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solved How can i delete multiple images from multiple folders using python [closed]