Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #52679

Re: refresing the edited python function

Show all headers | View raw

[Multipart message — attachments visible in raw view] - view raw

Thank you Dieter,
                     I never thought it will be so difficult task, All I was thinking was that, I just do not know how it is done. I wonder how the code developers work in this case every time a function is modified one has to restart the console is a nightmare... Hope one day some solution will be evolved.
with best regards,
Sudheer




>________________________________
> From: dieter <dieter@handshake.de>
>To: python-list@python.org 
>Sent: Monday, 19 August 2013 11:48 AM
>Subject: Re: refresing the edited python function
> 
>
>Sudheer Joseph <sudheer.joseph@yahoo.com> writes:
>
>> I have been using ipython and ipython with qtconsole and working on a code with functions. Each time I make a modification in function  
>>
>> I have to quit IPTHON console (in both with and with out qt console ) and reload the function freshly. If I need to see the changed I made in the function. I tried below options
>> del function name
>>
>> import the module again  by issuing "from xxx.py import yy"
>> import xxx.py
>> make changes
>> reload(xxx.py)
>> this
>>  works only if the the function in the code has same name as the code. 
>> But even this do not reflect the changes made by editing the code.
>> So what is the standard way to update the function for further tests after an edit?
>
>Getting changes into a running application is difficult.
>Python has not been designed to make this easy.
>
>The "reload" above is one partial way to achieve something like this.
>The "reload" causes the module to be reloaded. If you have changed
>the modules code, these changes will be reflected *inside* the reloaded
>module. However, other modules may have imported objects from
>this module (as  in your "from xxx.py import yy"). To see changes
>in those objects, they, too, must repeat the import (otherwise,
>they continue to use the old, unchanged object).
>
>There is an additional approach, used e.g. by "plone.reload".
>In this approach, the objects are modified "in place". All usage
>points of the modified object will see changes.
>However, there are (quite severe) limitations to what changes
>can be made "in place". Thus, this, too, does not give a complete
>solution.
>
>In simple cases, one of those approaches can avoid a restart
>after modifications. However, in general, a restart is required.
>
>-- 
>http://mail.python.org/mailman/listinfo/python-list
>
>

Back to comp.lang.python | Previous | Next | Find similar | Unroll thread

Thread

Re: refresing the edited python function Sudheer Joseph <sudheer.joseph@yahoo.com> - 2013-08-19 15:27 +0800

csiph-web