Django-dataplot Code

from django.db import models

# Start with models.Model
# examine all immediate subclasses using models.Model.__subclasses__()
# then examine each to see if it has a 'objects' attribute => data table
# if so, add to list of models we can plot with
# then examine its subclasses to see if we can find any more models

MODELS=[]
PLOT_TYPES=[]

class Dataplot(models.Model):
    """Plot of every instance in model.

    """
    model=models.CharField(max_length=255,choices=MODELS)
    type=models.CharField(max_length=255,choices=PLOT_TYPES)

    class Admin:
        pass

    def get_plot(self):
        pass

    def save(self):
        super(Dataplot,self).save()
        P=self.get_plot()
        kwargs=P.get_kwargs()
        for k,v in kwargs:
            A,C=self.argument_set.get_or_create(key=k)
            if C:
                A.value=v
                A.save()

class Argument(models.Model):
    """Named argument to pass to dataplot function.

    """
    dataplot=models.ForeignKey(Dataplot,edit_inline=True,num_in_admin=0)
    key=models.CharField(max_length=255,null=False,default='',core=True)
    value=models.CharField(max_length=255,null=False,default='',core=True)