Clone Entity

Clone_Entity

def clone_entity_ndb(e, **extra_args):
  """use Populate method
  """
  pass

def clone_entity_db(e, **extra_args):
  """Clones an entity, adding or overriding constructor attributes.

  The cloned entity will have exactly the same property values as the original
  entity, except where overridden. By default it will have no parent entity or
  key name, unless supplied.

  Args:
    e: The entity to clone
    extra_args: Keyword arguments to override from the cloned entity and pass
      to the constructor.
  Returns:
    A cloned, possibly modified, copy of entity e.
  """
  klass = e.__class__
  props = dict((k, v.__get__(e, klass)) for k, v in klass.properties().iteritems())
  props.update(extra_args)
  return klass(**props)

Clone Entity for ndb

def clone_entity(e, **extra_args):
"""Clones an entity, adding or overriding constructor attributes.

The cloned entity will have exactly the same property values as the original
entity, except where overridden. By default it will have no parent entity or
key name, unless supplied.

Args:
e: The entity to clone
extra_args: Keyword arguments to override from the cloned entity and pass
to the constructor.
Returns:
A cloned, possibly modified, copy of entity e.
"""
klass = e.class
props = e.to_dict()
props.update(extra_args)
return klass(**props)