Using Oauth In Yahoo! Api Requests (python)

I'm trying to integrate an application with a Yahoo! api that requires oauth authentication to access protected data. I'm using python-oauth2 and following along with the steps li

Solution 1:

Well I feel a bit sheepish. So it turns out that Yahoo also throws this exact error when you access an invalid API call. So in my case I was accessing a root API when I had to specify a sub API. Moral of the story: beware that oauth errors might be representative of other issues in your app/code.