Keeping a database connection with a Singleton?

Peter Otten __peter__ at web.de
Wed Sep 19 16:03:50 CEST 2007


exhuma.twn wrote:

> On Sep 19, 3:45 pm, Peter Otten <__pete... at web.de> wrote:
>> exhuma.twn wrote:
> [...]
>>
>> By the way, there is a pythonic (near) singleton: the module. So if you go
>> with option 2, just move the connection setup into a separate module that
>> you can import into client code.
>>
>> Peter
> 
> You say "(near)" singleton. What's the difference then?

I was thinking of the main script of an application. If you import
that by its name

import main # assuming the file is main.py

you end up with two instances sys.modules["main"] and sys.modules["__main__"].

Peter



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