python3 py_eng_uniflow.py inp_XS74.txt > out_XS74.txt
python3 py_eng_uniflow.py inp_XS75.txt > out_XS75.txt
python3 py_eng_uniflow.py inp_XS76.txt > out_XS76.txt
python3 py_eng_uniflow.py inp_XS77.txt > out_XS77.txt

python3 py_eng_uni_figHQ.py