In this tutorial we will

  1. Create a Google Service Account.
  2. Enable Google Vision API service.
  3. Download Token JSON file to your PC.
  4. Create a Python Virtual Environment.
  5. Install Google Cloud Python libraries and Vision API library.
  6. Create GOOGLE_APPLICATION_CREDENTIALS environment variable
  7. Write our first Python script to construct the Vision API client instance.
Vision API Client Instance.py