import os


def read_files(path, output, filetypes=None):
    print(os.path.join(path))
    if filetypes is None:
        filetypes = ["pdf", "txt", "png", "jpg", "mp3"]

    for root, dirs, files in os.walk(path):
        for file in files:
            if (type := file.split(".")[-1]) in filetypes:
                output.append((type, os.path.join(path, file)))

        for dir in dirs:
            read_files(os.path.join(path, dir), output)

        break



output = []
read_files("C:\\SoftwareEng", output)

print(output)