[Python3.5.1]mvpython-3.5.2python-3.5.2-

2 ?????mv python-3 . 5 . 2 python-3 . 5 . 2-???

3CD python-3 . 5 . 2-???

4????????У?mkdir /home/python-target

CP-RFP/home/zli B- 1 . 2 . 11-target/zli B- target/*/home/python-target/

Cp-RFP/home/libffi-3.2.1-????/lib FFI-target/*/home/python-target/

9.???????????????????????????????????????????????????в??????

??????λ??build?????????python-build??python-target

1.??????????????python-build????python-target??????????????????????д??python-target????????????磬numpy???????????????

2CD /home/python-build/bin

5CD cross_venv/cross/bin

10???????????洢?????????????mkdir /home/target_lib

13?????CD /home/target_lib

??numpy-1 . 18 . 5-cp35-cp35m-Linux _ arm . whl?????numpy-1.18.5-cp35-cp35m-Linux-??????????????????????????￡????????????????????????????????????????????????????????numpy?????whl????????????????????????????????????????????????????????????????????????????????????

????????python-target???????numpy-1 . 18 . 5-cp35-cp35m-Linux _ arm . whl???????????????

1???python-???

3?????python-target:

6???????????????

3pip????á?

amkdir ~/??pip

bVI ~/??pip/pip.conf

c????????′???

4pip????

5.??????pip???δ????????numpy????╆??╆??╆??╆??╆??╆??╆??╆??╆??╆??╆??╆??╆??╆??┷??╆??┷??╃??╆??╆??╆??╆??╆??┰?┥??╆??╆??╆??╆??╆??╆??╆??╆??╆??╆??╆??╆??╆??╆??F?