Saving a file "in the background" -- How?

Terry Reedy tjreedy at udel.edu
Fri Oct 31 03:00:30 CET 2014


On 10/30/2014 6:21 PM, Joel Goldstick wrote:
> On Thu, Oct 30, 2014 at 5:30 PM, Virgil Stokes <vs at it.uu.se> wrote:
>> While running a python program I need to save some of the data that is being
>> created. I would like to save the data to a file on a disk according to a
>> periodical schedule  (e.g. every 10 minutes). Initially, the amount of data
>> is small (< 1 MB) but after sometime the amount of data can be >10MB. If a
>> problem occurs during data creation, then the user should be able to start
>> over from the last successfully saved data.
>>
>> For my particular application, no other file is being saved and the data
>> should always replace (not be appended to) the previous data saved. It is
>> important that  the data be saved without any obvious distraction to the
>> user who is busy creating more data. That is, I would like to save the data
>> "in the background".
>>
>> What is a good method to perform this task using Python 2.7.8 on a Win32
>> platform?
>> --
>> https://mail.python.org/mailman/listinfo/python-list
>
> I've not tried this, but stackoverflow has a solution that looks like
> it could work for you:
> http://stackoverflow.com/questions/16214736/write-data-to-disk-in-python-as-a-background-process

Python 3.4 should have an asyncio solution.


-- 
Terry Jan Reedy




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