conda create -n chineseocr python=3.6 pip scipy numpy ##运用conda 创建python环境
source activate chineseocr
pip install opencv-contrib-python==4.0.0.21 -i https://pypi.tuna.tsinghua.edu.cn/simple/
pip install -U pillow -i https://pypi.tuna.tsinghua.edu.cn/simple/
pip install web.py==0.40.dev0
pip installl pytorch torchvision