def load_broadcast_attrs(self, attrs, events='existing'):
"""events can be 'existing', or None. 'existing' means
trigger events only for existing (not new objects).
None means don't trigger any events.
"""
models = []
created = set()
for attr in attrs:
typename = attr['type']
attr = attr['attributes']
logger.debug('type: %s', typename)
#logger.debug('attrs: %s', attr)
_id = attr['id']
if _id in self._models:
m = self._models[_id]
m._block_callbacks = True
m.load_json(attr, instance=m)
else:
cls = PlotObject.get_class(typename)
m = cls.load_json(attr)
if m is None:
raise RuntimeError('Error loading object from JSON')
self.add(m)
created.add(m)
models.append(m)
for m in models:
m.finalize(self._models)
if events is None:
self.clear_callback_queue(models)
elif events is 'existing':
non_created = [x for x in models if x not in created]
self.execute_callback_queue(models=non_created)
self.clear_callback_queue(models=created)
self.enable_callbacks(models)
return models
def load_broadcast_attrs(self, attrs, events='existing'):
"""events can be 'existing', or None. existing means
trigger events only for existing (not new objects).
None means don't trigger any events
"""
models = []
created = set()
for attr in attrs:
typename = attr['type']
attr = attr['attributes']
logger.debug('type: %s', typename)
#logger.debug('attrs: %s', attr)
_id = attr['id']
if _id in self._models:
m = self._models[_id]
m._block_callbacks = True
m.load_json(attr, instance=m)
else:
cls = PlotObject.get_class(typename)
m = cls.load_json(attr)
if m is None:
import pdb;pdb.set_trace()
self.add(m)
created.add(m)
models.append(m)
for m in models:
m.finalize(self._models)
if events is None:
self.clear_callback_queue(models)
elif events is 'existing':
non_created = [x for x in models if x not in created]
self.execute_callback_queue(non_created)
self.clear_callback_queue(created)
self.enable_callbacks(models)
return models
def load_broadcast_attrs(self, attrs, events="existing"):
"""events can be 'existing', or None. 'existing' means
trigger events only for existing (not new objects).
None means don't trigger any events.
"""
models = []
created = set()
for attr in attrs:
typename = attr["type"]
attr = attr["attributes"]
logger.debug("type: %s", typename)
# logger.debug('attrs: %s', attr)
_id = attr["id"]
if _id in self._models:
m = self._models[_id]
m._block_callbacks = True
m.load_json(attr, instance=m)
else:
cls = PlotObject.get_class(typename)
m = cls.load_json(attr)
if m is None:
raise RuntimeError("Error loading object from JSON")
self.add(m)
created.add(m)
models.append(m)
for m in models:
m.finalize(self._models)
if events is None:
self.clear_callback_queue(models)
elif events is "existing":
non_created = [x for x in models if x not in created]
self.execute_callback_queue(models=non_created)
self.clear_callback_queue(models=created)
self.enable_callbacks(models)
return models
def test_load_json(self):
from bokeh.plot_object import PlotObject
cls = PlotObject.get_class("Plot")
obj = cls.load_json({'id': 'test_id', 'min_border': 100})
self.assertEqual(obj._id, 'test_id')
self.assertEqual(obj.title, '')
self.assertEqual(obj.min_border, 100)
obj.load_json({'id': 'test_id', 'title': 'xyz'}, instance=obj)
self.assertEqual(obj._id, 'test_id')
self.assertEqual(obj.title, 'xyz')
self.assertEqual(obj.min_border, 100)
def test_load_json(self):
from bokeh.plot_object import PlotObject
cls = PlotObject.get_class("Plot")
obj = cls.load_json({'id': 'test_id', 'min_border': 100})
self.assertEqual(obj._id, 'test_id')
self.assertEqual(obj.title, '')
self.assertEqual(obj.min_border, 100)
obj.load_json({'id': 'test_id', 'title': 'xyz'}, instance=obj)
self.assertEqual(obj._id, 'test_id')
self.assertEqual(obj.title, 'xyz')
self.assertEqual(obj.min_border, 100)
def load_obj(self, ref, asdict=False):
""" Unserializes the object given by **ref**, into a new object
of the type in the serialization. If **asdict** is True,
then the raw dictionary (including object type and ref) is
returned, and no new object is instantiated.
"""
# TODO: Do URL and path stuff to read json data from persistence
# backend into jsondata string
jsondata = None
attrs = protocol.deserialize_json(jsondata)
if asdict:
return attrs
else:
from bokeh.objects import PlotObject
objtype = attrs["type"]
ref_id = attrs["id"]
cls = PlotObject.get_class(objtype)
newobj = cls(id=ref_id)
# TODO: finish this...
return newobj
