[Flask] help getting hello world package-based webapp running without installing it
davidism at gmail.com
Thu Jul 20 12:27:19 EDT 2017
The correct way to develop your application is by installing it as a
package, that's not just something for production, and it's why the
tutorial tells you to do it. The next release of Flask will allow
`FLASK_APP=package.inner` for some non-installed cases, but it's better to
just install the package. It works with `python -m flask` because that
implicitly adds the current directory to the Python path, which is not
something to rely on. For example, it would break if you ran from a
Installing the package is not a big task, you create a `setup.py` file with
a couple lines then do `pip install -e .`.
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