网站：https://github.com/tzutalin/labelImg
conda install pyqt=4 pyrcc4 -o resources.py resources.qrc python labelImg.py
conda install pyqt=5 pyrcc5 -o resources.py resources.qrc python labelImg.py python labelImg.py [IMAGE_PATH] [PRE-DEFINED CLASS FILE]
编码问题，在settings.py中修改
self.data = pickle.load(f,encoding='iso-8859-1')