AttributeError: module 'cv2.cv2' has no attribute 'face_LBPHFaceRecognizer' code example

Example 1: AttributeError: module 'cv2.cv2' has no attribute 'face'

pip install --force-reinstall opencv-contrib-python
#if you use anaconda execute this command after the first
conda activate

Example 2: AttributeError: module 'tensorflow' has no attribute 'eagerly'

Eager execution is enabled by default in version 2.x 
You can check that by using:

tf.executing_eagerly()

Example 3: AttributeError: module 'tensorflow' has no attribute 'random_normal'

It was moved to tf.random.normal (along with all the other 
tf.random_* functions)

Example 4: cv2.cv2' has no attribute 'face_lbphfacerecognizer'

pip install opencv-contrib-python