ddohler

from django.db.models import F                                                                      
                                                                                                    
# Needs expansion but may eventually allow things like:                                             
# recs = Record.objects.annotate(num_killed=JBF('data').jbPath(Value("{Accident Details, Number killed}"))).filter(num_killed__asint=1)
                                                                                                    
class JBF(F):                                                                                       
    JB_PATH = '#>'                                                                                  
    JB_PATH_STR = '#>>'                                                                             
    JB_FIELD = '->'                                                                                 
    JB_FIELD_STR = '->>'