Flask apps run inside Jython

python requirements:
      *itsdangerous==1.1.0
      *click==7.1.2
      *Jinja2==2.11.3
      *Werkzeug==1.0.1
      *MarkupSafe==1.1.1
      *flask==1.1.4

java requirements:
      *jython-standalone-2.7.3.jar

When you're running your server, it can run entirely inside jython

One can run the flask server. The exceptions presently are as follows:
      *debug mode doesn't work -- "OSError: [Errno 2] No such file or directory" is the error kicked back
      *any port below 5000 doesn't work -- "already in use" is the error kicked back

What are the advantages of running flask in Jython?

The advantages include:
      * flask apps being able to use java classes
      * ability to pass data or class instances (if you know what you're doing)
      *