====== Attempt #1
-----> Fetching repository
       Cloning into '/tmp/d20221015-6-ss4ypj/input'...
-----> Setting up package repository...
-----> Starting packaging process
-----> Additional environment variables
       UUID=40548baf-f95e-4e7d-8a25-0f0d089e251c
       HOME=/home/pkgr
-----> Found valid cache
-----> Restoring cache...
-----> Fetching pkgr f8398b4d6d9e987f7ae6ff9391d69843dd81a6a3...
-----> Starting packaging process...
-----> Fetching buildpack https://github.com/pkgr/heroku-buildpack-ruby.git at v242-1
-----> Fetching buildpack https://github.com/pkgr/heroku-buildpack-python.git at buildcurl
-----> Python app
       !     Warning: Your application is missing a Procfile. This file tells Heroku how to run your application.
       !     Learn more: https://devcenter.heroku.com/articles/procfile
       Traceback (most recent call last):
       File "/home/pkgr/.pkgr/buildpacks/builtin/8f1835fdb8ed9b76a436271d338936a90732f82c/heroku-buildpack-python/vendor/pip-pop/pip-diff", line 15, in <module>
       from pip.req import parse_requirements
       ModuleNotFoundError: No module named 'pip.req'
       $ pip install -r requirements.txt
       
       Traceback (most recent call last):
       File "/home/pkgr/.pkgr/buildpacks/builtin/8f1835fdb8ed9b76a436271d338936a90732f82c/heroku-buildpack-python/vendor/pip-pop/pip-grep", line 12, in <module>
       from pip.req import parse_requirements
       ModuleNotFoundError: No module named 'pip.req'
-----> Uploading packages
       PACKAGE: inventree_0.8.0-1665793719.193b69ee.focal_amd64.deb (112.81 MiB)
-----> DONE in 97s