def GetArea(img):
    os.chdir("C:RJC FilesThesisBiometrics ThesisRaw DataPicsPickedImages\" + str(x) + "\Process")
    for file2 in glob.glob("*.png"):
        # DO SOMETHING
        # TAKE SOMETIME TO FINISH HERE.
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for x in range(1, 2):
    os.chdir("C:RJC FilesThesisBiometrics ThesisRaw DataPicsPickedImages\" + str(x) + "\Area")
    for file in glob.glob("*.png"):
        img = cv2.imread(file, 0)

        GetArea(img)