how to develop code using a mix of an existing python-program and console-commands

[Terry Reedy]

On 12/18/2013 3:28 PM, Jerry Hill wrote:
> On Wed, Dec 18, 2013 at 3:17 PM, Jean Dubois <jeandubois314 at gmail.com> wrote:
>> I have a python-program which I want to perform its task first, then
>> switch to
>> the python console to experiment with further commands, using what was
>> already
>> defined in the python-program.
>> I want this as an alternative for what I do now (but which is not very
>> efficient):
>> I start the python-console and then manually copy-paste line per line from
>> the program in the console, then try out possible continuation commands,
>> if however something goes wrong I have to redo the whole process.
>
> On the command line, python itself can take command line options,
> including one that does exactly what you're looking for.
>
> python -i script.py
>
> That command will run script.py to its end, then drop you into the
> interactive interpreter with the environment intact from running the
> script.

This is effectively what Idle does when you run code in an editor 
window. You can interactive with the result in the Shell window. If 
there is a traceback, right click on a line in the traceback and select 
'goto' to go the the spot of the foul.


-- 
Terry Jan Reedy