Draft: Resolve "Create Model for instances of a form"

Closes #11

django_forms_as_jsonschema/forms.py

@@ -20,3 +20,16 @@ class JSONSchemaFormMixin:
             schema.update_properties(self.layout.build_schema(schema, self.fields)["properties"])
 
         return schema.schema
+
+    def jsonschema_model(self: Form):
+        if self.layout is None:
+            model = {}
+            for field in self.fields.keys():
+                model[field] = self[field].value()
+
+        else:
+            model = self.layout.build_model(self)
+
+        return model
+
+