trouble shooting

• no module named cv2 :

  pip install opencv-python

• No module named 'object_detection'

  pip install tensorflow-object-detection-api

• Could not create cudnn handle: CUDNN_STATUS_ALLOC_FAILED

  GPU显存设置有问题，需要设置为仅在需要时申请显存。

  import tensorflow as tf

  config = tf.compat.v1.ConfigProto(gpu_options=tf.compat.v1.GPUOptions(allow_growth=True))

  sess = tf.compat.v1.Session(config=config)