本文整理汇总了Python中graphene.relay方法的典型用法代码示例。如果您正苦于以下问题：Python graphene.relay方法的具体用法？Python graphene.relay怎么用？Python graphene.relay使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类graphene的用法示例。
在下文中一共展示了graphene.relay方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_should_preserve_prefetch_related
# 需要导入模块: import graphene [as 别名]
# 或者: from graphene import relay [as 别名]
def test_should_preserve_prefetch_related(django_assert_num_queries):
class ReporterType(DjangoObjectType):
class Meta:
model = Reporter
interfaces = (graphene.relay.Node,)
class FilmType(DjangoObjectType):
reporters = DjangoConnectionField(ReporterType)
class Meta:
model = Film
interfaces = (graphene.relay.Node,)
class Query(graphene.ObjectType):
films = DjangoConnectionField(FilmType)
def resolve_films(root, info):
qs = Film.objects.prefetch_related("reporters")
return qs
r1 = Reporter.objects.create(first_name="Dave", last_name="Smith")
r2 = Reporter.objects.create(first_name="Jane", last_name="Doe")
f1 = Film.objects.create()
f1.reporters.set([r1, r2])
f2 = Film.objects.create()
f2.reporters.set([r2])
query = """
query {
films {
edges {
node {
reporters {
edges {
node {
firstName
}
}
}
}
}
}
}
"""
schema = graphene.Schema(query=Query)
with django_assert_num_queries(3) as captured:
result = schema.execute(query)
assert not result.errors 示例2: test_should_preserve_annotations
# 需要导入模块: import graphene [as 别名]
# 或者: from graphene import relay [as 别名]
def test_should_preserve_annotations():
class ReporterType(DjangoObjectType):
class Meta:
model = Reporter
interfaces = (graphene.relay.Node,)
class FilmType(DjangoObjectType):
reporters = DjangoConnectionField(ReporterType)
reporters_count = graphene.Int()
class Meta:
model = Film
interfaces = (graphene.relay.Node,)
class Query(graphene.ObjectType):
films = DjangoConnectionField(FilmType)
def resolve_films(root, info):
qs = Film.objects.prefetch_related("reporters")
return qs.annotate(reporters_count=models.Count("reporters"))
r1 = Reporter.objects.create(first_name="Dave", last_name="Smith")
r2 = Reporter.objects.create(first_name="Jane", last_name="Doe")
f1 = Film.objects.create()
f1.reporters.set([r1, r2])
f2 = Film.objects.create()
f2.reporters.set([r2])
query = """
query {
films {
edges {
node {
reportersCount
}
}
}
}
"""
schema = graphene.Schema(query=Query)
result = schema.execute(query)
assert not result.errors, str(result)
expected = {
"films": {
"edges": [{"node": {"reportersCount": 2}}, {"node": {"reportersCount": 1}}]
}
}
assert result.data == expected, str(result.data)