heroku: no default language could be detected for this app

Question

First time using Heroku. Trying to push. I have run the command:

heroku create --buildpack heroku/python

and it displayed

$ hero         


        

Answer 1

Create Pipfile file in root folder and add python version and packages required for application. check sample file here

[[source]]

url = "https://pypi.python.org/simple"
verify_ssl = true


[packages]

django = "*"
gunicorn = "*"
django-heroku = "*"


[requires]

python_version = "3.6"

Also check Configuring Django Apps for Heroku