code: public void initialize(Context context) {
      if (!isInitialized) {
        initializePicasso(context);
        initializeData(context);
        isInitialized = true;
      }
    }
docs: Must be called before loading images.
  <p>
  Initializes a new {@link Picasso} instance as well as the
  {@link ArrayList} of {@link InstructionTarget}.
  
  @param context to init Picasso