Use Heroku to create an app times wrong Heroku does not appear to be a git repository

When creating a Python app with the official tutorial on Heroku, this deploy-the-app error is reported when uploading the code to the Heroku git repository:

A search on the Internet, the relevant answer incredibly few, the first page only appeared an article (fortunately this article inside the method to solve this problem), the method mentioned below:

Execute first

heroku git:remote -a <这里是上一步heroku create生成的应用名字>

And then do git push heroku master it again, problem solved

Reference: Http://www.itkeyword.com/doc/7145320339577619x532/heroku-does-not-appear-to-be-a-git-repository

Use Heroku to create an app times wrong Heroku does not appear to be a git repository