Display the score/confidence value (#1429)
Display the score/confidence value (#1429)

* Display the score/confidence value

A small code addition to display the score/confidence value of a detected face above the face detection box on the output image. This is very useful to know the confidence!

* Changes applied to meet coding style requirements 

I have edited the already submitted code to meet the coding style requirements!

* Edits because white spaces

GoogleCloudPlatform/python-docs-samples,GoogleCloudPlatform/python-docs-samples,GoogleCloudPlatform/python-docs-samples,GoogleCloudPlatform/python-docs-samples