Where is the folder Scripts, which contains a Python script be used to generate the filter, dct and window arrays for MFCC functions of CMSIS-DSP 1.10?

Where is the folder Scripts, which contains a Python script be used to generate the filter, dct and window arrays for MFCC functions of CMSIS-DSP 1.10? I can't find it in the "Keil_v5\ARM\PACK\ARM\CMSIS\5.9.0\CMSIS\DSP".