Django REST Framework---- Route matching

• One 、 function
• Two 、 Installation and configuration
• 3、 ... and 、 Filter class （ New file filter.py）
• Four 、 Add in view
• 5、 ... and 、 Fuzzy query
• 6、 ... and 、 Period of time

One 、 function

Filter a field
notes ： Not all fuzzy filters are exact matches .

Two 、 Installation and configuration

1. install

pip install django-filter==21.1

notes ： The version is 21.1, Other versions cannot be used
2. To configure
stay settings.py Medium INSTSLL_APPS add to

'django_filters',

3、 ... and 、 Filter class （ New file filter.py）

from django_filters import FilterSet
from .models import Library name
class Library name Filter(FilterSet):
class Meta:
model = Faculty
fields = (' Field ',)
# notes ： Fields to filter 

Four 、 Add in view

from django_filters.rest_framework import DjangoFilterBackend
from .filter import Library name Filter
class Library name ViewSet(ModelViewSet):
queryset = Library name .objects.all()
serializer_class = Library name Serializer
filter_backends = (DjangoFilterBackend,)
# Set up... For personalized views , You can also set it globally 
filter_class = Library name Filter

Global settings filter_backends

# stay settings.py Add 
REST_FRAMEWORK = {

'DEFAULT_FILTER_BACKENDS':[
'django_filters.rest_framework.DjangoFilterBackend',
],
}

5、 ... and 、 Fuzzy query

notes ： Rewrite the filter code in the filter class

from django_filters import FilterSet,filters
from .models import Library name
#filters Is a fuzzy query class 
class FacultyFilter(FilterSet):
Field name = filters.CharFilter(field_name=' Field name ',lookup_expr='icontains')
class Meta:
model = Library name
fields = (' Field name ',)

6、 ... and 、 Period of time