adb问题
which adb
cd /usr/local/bin
ll | grep adb
adb -> /usr/local/Caskroom/android-platform-tools/30.0.0/platform-tools/adb
cd /usr/local/Caskroom/android-platform-tools/30.0.0/platform-tools/
mv adb adb.bak
cp ~/.pyenv/versions/3.6.8/envs/3.6airtest/lib/python3.6/site-packages/airtest/core/android/static/adb/mac/adb .