What are the limitations of Python on Android?

Question

I am getting ready to start a little Android development and need to choose a language. I know Python but would have to learn Java. I\'d like to know from those of you who are

Answer 1

I have developed Android Apps on the market, coded in Python. Downsides:

1. Thus far my users must download the interpreter as well, but they are immediately prompted to do so. (UPDATE: See comment below.)
2. The script does not exit properly, so I include a webView page that asks them to goto:Settings:Apps:ForceClose if this issue occurs.