def test_basic_collectable():
c = Collectable()
# empty by default
assert_equal(c.name, None)
assert_equal(c.value, None)
assert_equal(c.__doc__, None)
# late assignment
c.name = 'somename'
c.value = 12345
assert_equal(c.name, 'somename')
assert_equal(c.value, 12345)
# immediate content
c = Collectable('value', 'myname', "This is a test")
assert_equal(c.name, 'myname')
assert_equal(c.value, 'value')
assert_equal(c.__doc__, "This is a test")
assert_equal(str(c), 'myname')
# repr
e = eval(repr(c))
assert_equal(e.name, 'myname')
assert_equal(e.value, 'value')
assert_equal(e.__doc__, "This is a test")
# shallow copy does not create a view of value array
c.value = np.arange(5)
d = copy.copy(c)
assert_false(d.value.base is c.value)
# names starting with _ are not allowed
assert_raises(ValueError, c._set_name, "_underscore")
def __init__(self, index=None, *args, **kwargs):
"""
Parameters
----------
value : arbitrary (see derived implementations)
The actual value of this attribute.
**kwargs
Passed to `Collectable`
"""
if index is None:
IndexedCollectable._instance_index += 1
index = IndexedCollectable._instance_index
else:
# TODO: there can be collision between custom provided indexes
# and the ones automagically assigned.
# Check might be due
pass
self._instance_index = index
self._isset = False
self.reset()
Collectable.__init__(self, *args, **kwargs)
if __debug__ and 'COL' in debug.active:
debug("COL", "Initialized new IndexedCollectable #%d:%s %r",
(index, self.name, self))
def __init__(self, index=None, *args, **kwargs):
"""
Parameters
----------
value : arbitrary (see derived implementations)
The actual value of this attribute.
**kwargs
Passed to `Collectable`
"""
if index is None:
IndexedCollectable._instance_index += 1
index = IndexedCollectable._instance_index
else:
# TODO: there can be collision between custom provided indexes
# and the ones automagically assigned.
# Check might be due
pass
self._instance_index = index
self._isset = False
self.reset()
Collectable.__init__(self, *args, **kwargs)
if __debug__ and 'COL' in debug.active:
debug("COL",
"Initialized new IndexedCollectable #%d:%s %r"
% (index, self.name, self))
def test_basic_collectable():
c = Collectable()
# empty by default
assert_equal(c.name, None)
assert_equal(c.value, None)
assert_equal(c.__doc__, None)
# late assignment
c.name = 'somename'
c.value = 12345
assert_equal(c.name, 'somename')
assert_equal(c.value, 12345)
# immediate content
c = Collectable('value', 'myname', "This is a test")
assert_equal(c.name, 'myname')
assert_equal(c.value, 'value')
assert_equal(c.__doc__, "This is a test")
assert_equal(str(c), 'myname')
# repr
e = eval(repr(c))
assert_equal(e.name, 'myname')
assert_equal(e.value, 'value')
assert_equal(e.__doc__, "This is a test")
# shallow copy does not create a view of value array
c.value = np.arange(5)
d = copy.copy(c)
assert_false(d.value.base is c.value)
# names starting with _ are not allowed
assert_raises(ValueError, c._set_name, "_underscore")
def __reduce__(self):
cr = Collectable.__reduce__(self)
assert(len(cr) == 2) # otherwise we need to change logic below
res = (cr[0],
(self._instance_index,) + cr[1],
{'_isset' : self._isset})
#if __debug__ and 'COL_RED' in debug.active:
# debug('COL_RED', 'Returning %s for %s' % (res, self))
return res
def __reduce__(self):
cr = Collectable.__reduce__(self)
assert(len(cr) == 2) # otherwise we need to change logic below
res = (cr[0],
(self._instance_index,) + cr[1],
{'_isset' : self._isset})
#if __debug__ and 'COL_RED' in debug.active:
# debug('COL_RED', 'Returning %s for %s' % (res, self))
return res
