Re: [Jython-users] interact.py issues

[Ype K. <yk...@xs...>]

Dimo,
>
>I am running into problems using the app subclass interact.py.
>I would like the user to be able to enter jython language at the interactive prompt (not the >>> jython prompt, but the shell prompt created by interact.py), and have the language interpreted and executed appropriately.
>To achieve this, in the InteractiveApp evalCommand method I'm using exec and eval on the user-entered commands.
>
>The problem is that I can't maintain continuity between separate commands.
>For example,
>prompt/> a = 3
>prompt/> b = a
>uncaught: (<class exceptions.NameError...
>...
>NameError: a
>
>So there seems to be some namespace issue whereby I can't store the variables in the shell.
>Is what I'm attempting to do possible using interact.py?

I've never seen interact.py so I hope this is right:

You need to pass globals/locals to the exec.... function being called.
These constitute the namespace in which the exec.... function is executed.
They are dictionaries mapping identifiers to values.

Have fun,
Ype