You can use get_model
from django.db.models.loading import get_model
YourModel = get_model('your_app', tableName)
On Wed, Apr 15, 2015 at 2:01 PM, Tim Chase <django.us...@tim.thechases.com>
wrote:
> On 2015-04-15 09:45, Henry Versemann wrote:
> > My problem is since the logic won't know which tables will be in
> > the incoming list I need to try to reference the entries in each
> > table using some kind of evaluated version of a variable containing
> > the name of each table, as I iterate through the list.
> >
> > I'm sure I could do this using an "eval" statement like this
> >
> > tblComannd = "tblEntryLst = " + str(tableName) + ".objects.all()"
> >
> > eval(tblComannd)
>
> Since it's just Python, you can create mappings of the table-objects,
> and then get attributes on them.
>
> table_names = {
> "tblA": tblA,
> "tblB": tblB,
> "tblRenamed": tblXYZ,
> }
>
> for name, cls in table_names.items():
> log.info("Dumping %s", name)
> for item in cls.objects.all():
> write_to_file(item)
>
> Presumably, these classes come from some namespace like a module, so
> you can even do something like
>
> import models
> table_names = ["tblA", "tblB"]
> for name in table_names:
> log.info("Dumping %s", name)
> cls = getattr(models, name)
> for item in cls.objects.all():
> write_to_file(item)
>
> -tim
>
>
>
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