django 将model转换为字典

from django.forms.models import model_to_dict
from projects.models import ProjectInformation

site = ProjectInformation.objects.get(id=6)
dict = model_to_dict(site)

dict

{'CRFmethod': '',
 'EDCprovider': '',
 'acceptancenum': '',
 'add_time': datetime.datetime(2017, 4, 20, 8, 4, 42, 751202, tzinfo=<UTC>),
 'begindate': None,
 'clinicalassis': '',
 'clinicalnum': '',
 'created_by': '',
 'created_date': None,
 'enddate': None,
 'ethicsreviewdate': None,
 'ethicsreviewpers': '',
 'ethicsreviewres': '',
 'ethicsreviewunit': '',
 'id': 6,
 'isimport': None,
 'leaderunit': None,
 'localcases': None,
 'medicalequipment': '',
 'mequipmenttype': '',
 'multicenter': '',
 'plannum': '',
 'proenname': '爱上地方',
 'proname': '打士大夫',
 'prostatus': '',
 'prosummary': '',
 'protype': '打是否',
 'regstudy': '是',
 'reportdate': None,
 'reportnum': '',
 'reportversion': '',
 'researchdesign': '',
 'researchtype': '',
 'responsible': '',
 'studytype': '器械类',
 'telephonenum': None,
 'totalcases': None,
 'treatmenttype': None,
 'unitnum': None}