Convert Google Vision API response to JSON

Question

Task:

• Convert Google Vision API response to JSON

Problem:

• The return value from the API call is

Answer 1

That library returns plain protobuf objects, which can be serialized to JSON using:

from google.protobuf.json_format import MessageToJson
serialized = MessageToJson(original)

This worked for me.

Answer 2

Found solution. It can not be converted to JSON but can be accessed like this:

print(logos[0].bounding_poly.vertices[0].x)