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Improved ObjectType instances

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This commit is contained in:
Syrus Akbary 2015-09-27 20:37:47 -07:00
parent 311209760d
commit c79097879d
4 changed files with 14 additions and 15 deletions
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10
README.md
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@ -51,8 +51,6 @@ class Query(graphene.ObjectType):
@resolve_only_args @resolve_only_args
def resolve_human(self, id): def resolve_human(self, id):
return wrap_character(getHuman(id)) return wrap_character(getHuman(id))
if human:
return Human(human)
@resolve_only_args @resolve_only_args
def resolve_droid(self, id): def resolve_droid(self, id):
@ -91,9 +89,7 @@ class Ship(relay.Node):
@classmethod @classmethod
def get_node(cls, id): def get_node(cls, id):
ship = getShip(id) return Ship(getShip(id))
if ship:
return Ship(ship)
class Faction(relay.Node): class Faction(relay.Node):
@ -107,9 +103,7 @@ class Faction(relay.Node):
@classmethod @classmethod
def get_node(cls, id): def get_node(cls, id):
faction = getFaction(id) return Faction(getFaction(id)
if faction:
return Faction(faction)
class Query(graphene.ObjectType): class Query(graphene.ObjectType):

3
graphene/core/schema.py
View File

@ -43,10 +43,11 @@ class Schema(object):
return self._types[type_name] return self._types[type_name]
def execute(self, request='', root=None, vars=None, operation_name=None): def execute(self, request='', root=None, vars=None, operation_name=None):
root = root or object()
return graphql( return graphql(
self._schema, self._schema,
request=request, request=request,
root=root or self.query(), root=self.query(root),
vars=vars, vars=vars,
operation_name=operation_name operation_name=operation_name
) )

8
graphene/core/types.py
View File

@ -83,6 +83,13 @@ class ObjectTypeMeta(type):
class ObjectType(six.with_metaclass(ObjectTypeMeta)): class ObjectType(six.with_metaclass(ObjectTypeMeta)):
def __new__(cls, instance=None, *args, **kwargs):
if cls._meta.interface:
raise Exception("An interface cannot be initialized")
if instance == None:
return None
return super(ObjectType, cls).__new__(cls, instance, *args, **kwargs)
def __init__(self, instance=None): def __init__(self, instance=None):
signals.pre_init.send(self.__class__, instance=instance) signals.pre_init.send(self.__class__, instance=instance)
self.instance = instance self.instance = instance
@ -136,6 +143,7 @@ class Interface(ObjectType):
interface = True interface = True
proxy = True proxy = True
@signals.init_schema.connect @signals.init_schema.connect
def add_types_to_schema(schema): def add_types_to_schema(schema):
own_schema = schema own_schema = schema

8
tests/starwars_relay/schema.py
View File

@ -14,9 +14,7 @@ class Ship(relay.Node):
@classmethod @classmethod
def get_node(cls, id): def get_node(cls, id):
ship = getShip(id) return Ship(getShip(id))
if ship:
return Ship(ship)
class Faction(relay.Node): class Faction(relay.Node):
@ -30,9 +28,7 @@ class Faction(relay.Node):
@classmethod @classmethod
def get_node(cls, id): def get_node(cls, id):
faction = getFaction(id) return Faction(getFaction(id))
if faction:
return Faction(faction)
class Query(graphene.ObjectType): class Query(graphene.ObjectType):