Delete any files that contain the word "TdarrCacheFile" in the filename on D:\.

import os
               
def delete_files(dir_name, word_to_delete):  
    for file in os.listdir(dir_name):
        if word_to_delete in file:
            os.remove(dir_name + file)
    
delete_files('D:/', 'Tdarr_CacheFile')