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

Groups > comp.lang.python > #38324

Re: best way to share an instance of a class among modules?

Show key headers only | View raw

On 02/06/2013 04:57 PM, Ethan Furman wrote:
> On 02/06/2013 04:43 PM, c wrote:
>> But the function in the module is also within a *class* so I don't
>> think the function does have access to the module's global namespace.
>> Here's the hierarchy:
>>
>> -- Module namespace....
>>      ---- class namespace (DatabaseAccess is the name of the class)
>>           ---- function namespace
>>                This is where the cursor is created.  How do I get it
>> into the module namespace?
>
> In the class namespace you have something like:
>
>          self.shared_cursor = ...
>
> to get that into the module namespace instead, just remove the 'self':
>
>          shared_cursor = ...

Correction:

As Michael Torrie pointed out, the 'global' keyword is needed:

            global shared_cursor
            shared_cursor = ...

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

Thread

best way to share an instance of a class among modules? CM <cmpython@gmail.com> - 2013-02-05 20:40 -0800
  Re: best way to share an instance of a class among modules? Terry Reedy <tjreedy@udel.edu> - 2013-02-06 00:04 -0500
    Re: best way to share an instance of a class among modules? CM <cmpython@gmail.com> - 2013-02-06 14:41 -0800
      Re: best way to share an instance of a class among modules? Michael Torrie <torriem@gmail.com> - 2013-02-06 17:03 -0700
        Re: best way to share an instance of a class among modules? c <chaelon@gmail.com> - 2013-02-06 16:43 -0800
          Re: best way to share an instance of a class among modules? Ethan Furman <ethan@stoneleaf.us> - 2013-02-06 16:57 -0800
          Re: best way to share an instance of a class among modules? Ethan Furman <ethan@stoneleaf.us> - 2013-02-06 17:36 -0800
            Re: best way to share an instance of a class among modules? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-02-07 18:14 -0800
              Re: best way to share an instance of a class among modules? Michael Torrie <torriem@gmail.com> - 2013-02-07 23:05 -0700
              Re: best way to share an instance of a class among modules? Michael Torrie <torriem@gmail.com> - 2013-02-08 21:54 -0700
            Re: best way to share an instance of a class among modules? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-02-07 18:14 -0800
      Re: best way to share an instance of a class among modules? Michael Torrie <torriem@gmail.com> - 2013-02-06 17:14 -0700
        Re: best way to share an instance of a class among modules? CM <cmpython@gmail.com> - 2013-02-06 16:45 -0800
          Re: best way to share an instance of a class among modules? Michael Torrie <torriem@gmail.com> - 2013-02-06 18:08 -0700

csiph-web