python 走訪文件中特定副檔名的檔案

Notes: 

project_dir = 'D:/test/' # note: '/' in path
# source = os.walk(project_dir)
source = os.listdir(project_dir)

fileExt = r".jpg"
[print(_) for _ in source if _.endswith(fileExt)]

Ref:

• Python 如何查詢具有特定副檔名的檔案 | D棧 - Delft Stack