idlelib re-use
Robin Becker
robin at reportlab.com
Fri Jan 29 08:01:42 EST 2021
Thanks,
On 28/01/2021 19:57, Terry Reedy wrote:
> On 1/28/2021 5:53 AM, Robin Becker wrote:
>> I googled in vain for instances where parts of idlelib are re-used in a simplistic way. I would like to use the editor
>> functionality in a tkinter window and also probably run code in a subprocess.
>>
>> Are there any examples around that do these sorts of things?
>
> turtledemo reuses IDLE's colorizer and read-only textviews. I have seen occasional hints on stackoverflow of other such
> uses.
>
> One barrier to reuse is that the parts are highly interconnected, with numerous import loops. (Changing the form of
> some imports from 'import x' to 'from x import y' can make IDLE startup fail.) Some objects, like EditorWindow, are too
> monolithic. You cannot put a toplevel inside another toplevel.
>
yes I found this out trying to reuse the editor window and shell.
> Another, for those thinking long term, is that implementation modules in idlelib are defined as private since 3.6
> (PEP-434, idlelib.__init__). I pushed for this in order to be able to refactor to reduce interconnections, and break
> some things apart, and also to switch to ttk widgets.
>
> For instance, breaking EditorFrame apart from EditorWindow would allow me to put multiple editors on multiple tabs of a
> notebook in an application window. It would also allow others to put an editor window in their tkinter window.
+1
--
Robin Becker
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