[Tutor] IDLE not getting changes to imported module

[Bob Gailer]

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At 11:42 AM 4/23/2003 -0700, Zak Arntson wrote:

>I've got a simple problem, which I'm sure has been answered, but I 
>couldn't find the answer at the Tutor archives. I'll pose the problem as a 
>"bug report" :)
>
>Problem: IDLE not picking up changes to an imported module
>
>Steps:
>1. A module, main.py, imports another module, thing.py
>2. From main.py, I "import module" then "run script"
>-- Things work fine --
>3. Change and save thing.py
>4. From main.py, I "run script"
>
>Expected: Changes made in thing.py are picked up and reflected in step 4.
>Actual: Changes made in thing.py are NOT picked up, and the original, 
>unchanged version of thing.py is used.
>
>I'm guessing that the original thing.py is stuck in memory, and not 
>updated when main.py imports again (with the second "run script"). The 
>only fix I've found so far is to restart IDLE everytime I want to run any 
>changes to an imported module. But that seems pretty clunky.
>
>Is there some way I can get thing.py's changes to be reflected as soon as 
>I save it?

After the initial import (I'm assuming it is "import thing") use the reload 
function to capture changes:
reload(thing)

Bob Gailer
bgailer@alum.rpi.edu
303 442 2625

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