def create(self, test):
session = test.session()
with session.begin() as t:
for name, typ, ccy in zip(self.inames, self.itypes, self.iccys):
t.add(Instrument(name=name, type=typ, ccy=ccy))
for name in self.gnames:
t.add(Group(name=name))
for name, ccy in zip(self.inames, self.iccys):
t.add(Fund(name=name, ccy=ccy))
yield t.on_result
iall = yield test.session().query(Instrument).load_only('id').all()
fall = yield test.session().query(Fund).load_only('id').all()
with session.begin() as t:
for i in iall:
t.add(ObjectAnalytics(model_type=Instrument, object_id=i.id))
for i in fall:
t.add(ObjectAnalytics(model_type=Fund, object_id=i.id))
yield t.on_result
obj_len = self.size[1]
groups = yield session.query(Group).all()
objs = yield session.query(ObjectAnalytics).all()
groups = self.populate('choice', obj_len, choice_from=groups)
objs = self.populate('choice', obj_len, choice_from=objs)
with test.session().begin() as t:
for g, o in zip(groups, objs):
t.add(AnalyticData(group=g, object=o))
yield t.on_result
def create(self, test, use_transaction=True):
session = test.session()
models = test.mapper
eq = assertEqual if isinstance(test, type) else test.assertEqual
c = yield models.instrument.query().count()
eq(c, 0)
if use_transaction:
with session.begin() as t:
for name, ccy in zip(self.fund_names, self.fund_ccys):
t.add(models.fund(name=name, ccy=ccy))
for name, typ, ccy in zip(self.inst_names, self.inst_types,
self.inst_ccys):
t.add(models.instrument(name=name, type=typ, ccy=ccy))
yield t.on_result
else:
test.register()
for name, typ, ccy in zip(self.inst_names, self.inst_types,
self.inst_ccys):
yield models.instrument.new(name=name, type=typ, ccy=ccy)
for name, ccy in zip(self.fund_names, self.fund_ccys):
yield models.fund(name=name, ccy=ccy)
self.num_insts = yield models.instrument.query().count()
self.num_funds = yield models.fund.query().count()
eq(self.num_insts, len(self.inst_names))
eq(self.num_funds, len(self.fund_names))
yield session
def create(self, test, use_transaction=True):
session = test.session()
models = test.mapper
eq = assertEqual if isinstance(test, type) else test.assertEqual
c = yield models.instrument.query().count()
eq(c, 0)
if use_transaction:
with session.begin() as t:
for name, ccy in zip(self.fund_names, self.fund_ccys):
t.add(models.fund(name=name, ccy=ccy))
for name, typ, ccy in zip(self.inst_names, self.inst_types,
self.inst_ccys):
t.add(models.instrument(name=name, type=typ, ccy=ccy))
yield t.on_result
else:
test.register()
for name, typ, ccy in zip(self.inst_names, self.inst_types,
self.inst_ccys):
yield models.instrument.new(name=name, type=typ, ccy=ccy)
for name, ccy in zip(self.fund_names, self.fund_ccys):
yield models.fund(name=name, ccy=ccy)
self.num_insts = yield models.instrument.query().count()
self.num_funds = yield models.fund.query().count()
eq(self.num_insts, len(self.inst_names))
eq(self.num_funds, len(self.fund_names))
yield session
def create(self, test):
session = test.session()
with session.begin() as t:
for name, typ, ccy in zip(self.inames, self.itypes, self.iccys):
t.add(Instrument(name=name, type=typ, ccy=ccy))
for name in self.gnames:
t.add(Group(name=name))
for name, ccy in zip(self.inames, self.iccys):
t.add(Fund(name=name, ccy=ccy))
yield t.on_result
iall = yield test.session().query(Instrument).load_only('id').all()
fall = yield test.session().query(Fund).load_only('id').all()
with session.begin() as t:
for i in iall:
t.add(ObjectAnalytics(model_type=Instrument, object_id=i.id))
for i in fall:
t.add(ObjectAnalytics(model_type=Fund, object_id=i.id))
yield t.on_result
obj_len = self.size[1]
groups = yield session.query(Group).all()
objs = yield session.query(ObjectAnalytics).all()
groups = self.populate('choice', obj_len, choice_from=groups)
objs = self.populate('choice', obj_len, choice_from=objs)
with test.session().begin() as t:
for g, o in zip(groups, objs):
t.add(AnalyticData(group=g, object=o))
yield t.on_result
def load_related(self, result):
'''load related fields into the query result.
:parameter result: a result from a queryset.
:rtype: the same queryset qith related models loaded.'''
if self.qs.select_related:
if not hasattr(result,'__len__'):
result = list(result)
meta = self.meta
for field in self.qs.select_related:
name = field.name
attname = field.attname
vals = [getattr(r,attname) for r in result]
if field in meta.scalarfields:
related = field.relmodel.objects.filter(id__in = vals)
for r,val in zip(result,related):
setattr(r,name,val)
else:
with self.backend.transaction() as t:
for val in vals:
val.reload(t)
for val,r in zip(vals,t.get_result()):
val.set_cache(r)
return result
def setUp(self):
'''Create Instruments and Funds'''
session = self.session()
with session.begin():
for name,typ,ccy in zip(inst_names,inst_types,inst_ccys):
session.add(Instrument(name = name, type = typ, ccy = ccy))
for name,ccy in zip(fund_names,fund_ccys):
session.add(Fund(name = name, ccy = ccy))
def generate(self):
self.dates = self.populate('date')
self.values = self.populate('float', start=10, end=400)
self.dates2 = self.populate('date', start=date(2009,1,1),
end=date(2010,1,1))
self.big_strings = self.populate(min_len=300, max_len=1000)
self.alldata = list(zip(self.dates, self.values))
self.alldata2 = list(zip(self.dates2, self.values))
self.testdata = dict(self.alldata)
self.testdata2 = dict(self.alldata2)
def as_dict(times, fields):
lists = []
names = []
d = {}
for name, value in fields.items():
names.append(name)
lists.append(value)
for dt, data in zip(times, zip(*lists)):
d[dt] = dict(zip(names, data))
return d
def as_dict(times, fields):
lists = []
names = []
d = {}
for name, value in fields.items():
names.append(name)
lists.append(value)
for dt, data in zip(times, zip(*lists)):
d[dt] = dict(zip(names, data))
return d
def create_one(self):
ts = self.structure()
ts.update(zip(self.data.dates, self.data.values))
self.assertFalse(ts.cache.cache)
self.assertTrue(ts.cache.toadd)
self.assertFalse(ts.cache.toremove)
return ts
def create_one(self):
ts = self.structure()
ts.update(zip(self.data.dates, self.data.values))
self.assertFalse(ts.cache.cache)
self.assertTrue(ts.cache.toadd)
self.assertFalse(ts.cache.toremove)
return ts
def unwind_query(self, meta, qset):
"""Unwind queryset"""
table = meta.table()
ids = list(qset)
make_object = self.make_object
for id, data in zip(ids, table.mget(ids)):
yield make_object(meta, id, data)
def setUp(self):
'''Create Instruments and Funds commiting at the end for speed'''
session = self.session()
with session.begin():
session.add(Dictionary(name='test'))
session.add(Dictionary(name='test2'))
self.assertEqual(session.query(Dictionary).count(),2)
self.data = dict(zip(dict_keys,dict_values))
def setUp(self):
size = self.sizes.get(getattr(self,'test_size','normal'))
inst_names = populate('string',size, min_len = 5, max_len = 20)
inst_types = populate('choice',size, choice_from = insts_types)
inst_ccys = populate('choice',size, choice_from = ccys_types)
with transaction(Instrument) as t:
for name,typ,ccy in zip(inst_names,inst_types,inst_ccys):
Instrument(name = name, type = typ, ccy = ccy).save(t)
def callback(self, response, args, session=None):
# The session has received the callback from redis client
data = []
for instance, id in list(zip(session, response)):
instance = session.server_update(instance, id)
if instance:
data.append(instance)
return data
def testPushBack(self):
li = SimpleList().save()
names = li.names
for elem in elems:
names.push_back(elem)
li.save()
for el,ne in zip(elems,names):
self.assertEqual(el,ne)
def zset_score_pairs(response, **options):
"""
If ``withscores`` is specified in the options, return the response as
a list of (value, score) pairs
"""
if not response or not options['withscores']:
return response
return zip(response[::2], map(float, response[1::2]))
def testPushFront(self):
li = SimpleList().save()
names = li.names
for elem in reversed(elems):
names.push_front(elem)
li.save()
for el,ne in zip(elems,names):
self.assertEqual(el,ne)
def _wrap_commit(self, request, response, iids=None, **options):
for id, iid in zip(response, iids):
id, flag, info = id
if int(flag):
yield instance_session_result(iid, True, id, False, float(info))
else:
msg = info.decode(request.encoding)
yield CommitException(msg)
def _wrap_commit(self, response, iids=None, redis_client=None, **options):
for id, iid in zip(response, iids):
id, flag, info = id
if int(flag):
yield instance_session_result(iid, True, id, False,
float(info))
else:
msg = info.decode(redis_client.encoding)
yield CommitException(msg)
def _load_missing_scripts(results, positions, res):
for i,r in zip(positions,res):
if i == -1:
if isinstance(r, Exception):
raise r
else:
continue
results[i] = r
return results
def testPushFront(self):
li = SimpleList().save()
if li.session.backend.name == 'redis':
names = li.names
for elem in reversed(elems):
names.push_front(elem)
li.save()
for el,ne in zip(elems,names):
self.assertEqual(el,ne)
def testPushBack(self):
li = SimpleList().save()
with li.session.begin():
names = li.names
for elem in elems:
names.push_back(elem)
for el, ne in zip(elems, names):
self.assertEqual(el, ne)
self.assertEqual(li.names.size(), len(elems))
def create(self, test, use_transaction = True):
session = test.session()
if use_transaction:
with session.begin():
for name,typ,ccy in zip(self.inst_names,self.inst_types,\
self.inst_ccys):
session.add(Instrument(name = name, type = typ, ccy = ccy))
for name,ccy in zip(self.fund_names,self.fund_ccys):
session.add(Fund(name = name, ccy = ccy))
else:
self.register()
for name,typ,ccy in zip(self.inst_names,self.inst_types,\
self.inst_ccys):
Instrument(name = name, type = typ, ccy = ccy).save()
for name,ccy in zip(self.fund_names,self.fund_ccys):
Fund(name = name, ccy = ccy).save()
self.num_insts = session.query(Instrument).count()
self.num_funds = session.query(Fund).count()
def testData(self):
ts = orm.TS()
ts.update(zip(dates,values))
ts.save()
self.assertEqual(ts.size(),len(dates))
front = ts.front()
back = ts.back()
self.assertTrue(back>front)
range = list(ts.range(date(2009,10,1),date(2010,5,1)))
self.assertTrue(range)
def pairs_to_dict(response, encoding, value_encoder=0):
"Create a dict given a list of key/value pairs"
if response:
v1 = (r.decode(encoding) for r in response[::2])
v2 = response[1::2]
if value_encoder:
v2 = (value_encoder(v) for v in v2)
return zip(v1,v2)
else:
return ()
def ts_pairs(response, **options):
'''Parse the timeseries TSRANGE and TSRANGEBYTIME command'''
if not response:
return response
elif options.get('withtimes'):
return zip(response[::2], response[1::2])
elif options.get('single') and len(response) == 1:
return response[0]
else:
return response
def test_push_back(self):
models = self.mapper
li = yield models.simplelist.new()
with li.session.begin() as t:
names = li.names
for elem in self.data.names:
names.push_back(elem)
yield t.on_result
all = yield names.items()
self.assertEqual(len(all), len(self.data.names))
for el, ne in zip(self.data.names, all):
self.assertEqual(el, ne)
def test_push_back(self):
models = self.mapper
li = yield models.simplelist.new()
with li.session.begin() as t:
names = li.names
for elem in self.data.names:
names.push_back(elem)
yield t.on_result
all = yield names.items()
self.assertEqual(len(all), len(self.data.names))
for el, ne in zip(self.data.names, all):
self.assertEqual(el, ne)
def build(self, response, meta, fields, fields_attributes, encoding):
fields = tuple(fields) if fields else None
if fields:
if len(fields) == 1 and fields[0] in (meta.pkname(), ''):
for id in response:
yield id, (), {}
else:
for id, fdata in response:
yield id, fields, dict(zip(fields_attributes, fdata))
else:
for id, fdata in response:
yield id, None, pairs_to_dict(fdata, encoding)
def testPushFront(self):
session = self.session()
li = yield session.add(SimpleList())
names = li.names
self.assertEqual(li.session, session)
with session.begin() as t:
for elem in reversed(self.data.names):
names.push_front(elem)
yield t.on_result
all = yield names.items()
for el, ne in zip(self.data.names, all):
self.assertEqual(el, ne)
def testGet(self):
session = self.session()
with session.begin():
ts = session.add(odm.TS())
ts.update(zip(dates,values))
dt1 = dates[0]
val1 = ts[dt1]
self.assertTrue(val1)
self.assertEqual(ts.get(dt1),val1)
self.assertEqual(ts.get(date(1990,1,1)),None)
self.assertEqual(ts.get(date(1990,1,1),1),1)
self.assertRaises(KeyError, lambda : ts[date(1990,1,1)])
def testPop(self):
session = self.session()
with session.begin():
ts = session.add(odm.TS())
ts.update(zip(dates,values))
dt = dates[5]
self.assertTrue(dt in ts)
v = ts.pop(dt)
self.assertTrue(v)
self.assertFalse(dt in ts)
self.assertRaises(KeyError, ts.pop, dt)
self.assertEqual(ts.pop(dt,'bla'), 'bla')
def test_pop_range(self):
session = self.session()
with session.begin():
ts = session.add(odm.TS())
ts.update(zip(dates,values))
all_dates = list((d.date() for d in ts.itimes()))
range = list(ts.range(all_dates[5],all_dates[15]))
self.assertTrue(range)
range2 = list(ts.pop_range(all_dates[5],all_dates[15]))
self.assertEqual(range, range2)
for dt,_ in range:
self.assertFalse(dt in ts)
def testPushFront(self):
session = self.session()
li = yield session.add(SimpleList())
names = li.names
self.assertEqual(li.session, session)
with session.begin() as t:
for elem in reversed(self.data.names):
names.push_front(elem)
yield t.on_result
all = yield names.items()
for el, ne in zip(self.data.names, all):
self.assertEqual(el, ne)
def callback(self, response, args, fields=None, fields_attributes=None):
fields = tuple(fields) if fields else None
if fields:
if len(fields) == 1 and fields[0] == "id":
for id in response:
yield id, (), {}
else:
for id, fdata in response:
yield id, fields_attributes, dict(zip(fields_attributes, fdata))
else:
for id, fdata in response:
yield id, None, dict(pairs_to_dict(fdata))
def build(self, response, meta, fields, fields_attributes, encoding):
fields = tuple(fields) if fields else None
if fields:
if len(fields) == 1 and fields[0] in (meta.pkname(), ''):
for id in response:
yield id, (), {}
else:
for id, fdata in response:
yield id, fields, dict(zip(fields_attributes, fdata))
else:
for id, fdata in response:
yield id, None, pairs_to_dict(fdata, encoding)
def load_missing_scripts(pipe, commands, results):
'''Load missing scripts in a pipeline. This function loops through the
*results* list and if one or more values are instances of
:class:`NoScriptError`, it loads the scripts and perform a new evaluation.
Commands which have *option* ``script_dependency`` set to the name
of a missing script, are also re-executed.'''
toload = False
for r in results:
if isinstance(r, NoScriptError):
toload = True
break
if not toload:
return results
loaded = set()
positions = []
for i, result in enumerate(zip(commands, results)):
command, result = result
if isinstance(result, NoScriptError):
name = command.options.get('script_name')
if name:
script = get_script(name)
if script:
args = command.args
s = 2 # Starts from 2 as the first argument is the command
num_keys = args[s-1]
keys, args = args[s:s+num_keys], args[s+num_keys:]
if script.name not in loaded:
positions.append(-1)
loaded.add(script.name)
script.load(pipe, keys, *args, **command.options)
else:
script.evalsha(pipe, keys, *args, **command.options)
positions.append(i)
for c in command.callbacks:
pipe.add_callback(c)
else:
sc = command.options.get('script_dependency')
if sc:
if not isinstance(sc,(list,tuple)):
sc = (sc,)
for s in sc:
if s in loaded:
pipe.command_stack.append(commands[i])
positions.append(i)
break
res = pipe.execute()
if isinstance(res,RedisRequest):
return res.add_callback(partial(_load_missing_scripts,
results, positions))
else:
return _load_missing_scripts(results, positions, res)
def interval(self, a, b, targets, C, D):
ts = yield self.get()
intervals = ts.intervals(a,b)
self.assertEqual(len(intervals),len(targets))
for interval,target in zip(intervals,targets):
x = interval[0]
y = interval[1]
self.assertEqual(x, target[0])
self.assertEqual(y, target[1])
for dt in dategenerator(x,y):
ts.data.add(dt,uniform(0,1))
self.assertEqual(ts.data_start,C)
self.assertEqual(ts.data_end,D)
def after_setup(cls):
d = cls.data
session = cls.session()
with session.begin() as t:
for g in d.groups:
t.add(Group(name=g))
yield t.on_result
groups = yield session.query(Group).all()
gps = test.populate('choice', d.size, choice_from=groups)
with session.begin() as t:
for p, g in zip(d.persons, gps):
t.add(cls.model(name=p, group=g))
yield t.on_result
def fill(self, update=False):
session = self.session()
c = yield session.add(Calendar(name=self.data.random_string()))
with session.begin() as t:
for dt, value in zip(self.data.dates, self.data.values):
t.add(DateValue(dt=dt, value=value))
yield t.on_result
items = t.saved[DateValue._meta]
with session.begin() as t:
if update:
c.data.update(items)
else:
for value in items:
c.data.add(value)
yield t.on_result
yield c
def after_setup(cls):
d = cls.data
models = cls.mapper
groups = []
groups.append(
models.group.create_user(username='******', can_login=False))
for username, password in zip(d.usernames, d.passwords):
groups.append(
models.group.create_user(username=username, password=password))
yield cls.multi_async(groups)
session = models.session()
groups = yield session.query(Group).all()
with models.session().begin() as t:
for group in groups:
group.create_role('family') # create the group-family role
group.create_role('friends') # create the group-friends role
yield t.on_result
def __init__(self, *args, **kwargs):
meta = self._meta
pkname = meta.pk.name
setattr(self, pkname, kwargs.pop(pkname, None))
kwargs.pop(meta.pk.name, None)
for field in meta.scalarfields:
field.set_value(self, kwargs.pop(field.name, None))
attributes = meta.attributes
if args:
N = len(args)
if N > len(attributes):
raise ValueError('Too many attributes')
attrs, attributes = attributes[:N], attributes[N:]
for name, value in zip(attrs, args):
setattr(self, name, value)
for name in attributes:
setattr(self, name, kwargs.pop(name, None))
if kwargs:
raise_kwargs(self, kwargs)
def testFollowers(self):
'''Add followers to a user'''
# unwind queryset here since we are going to use it in a double loop
models = self.mapper
users = yield models.user.query().all()
N = len(users)
count = []
# Follow users
for user in users:
N = self.data.followers()
uset = set()
for tofollow in populate('choice', N, choice_from=users):
uset.add(tofollow)
user.following.add(tofollow)
count.append(len(uset))
self.assertTrue(user.following.query().count() > 0)
#
for user, N in zip(users, count):
all_following = user.following.query()
self.assertEqual(all_following.count(), N)
for following in all_following:
self.assertTrue(user in following.followers.query())
def generate(self):
self.keys = self.populate(min_len=5, max_len=20)
self.values = self.populate(min_len=20, max_len=300)
self.data = dict(zip(self.keys, self.values))
def __iter__(self):
return zip(self.codes, self.groups)
def pairs_to_dict(response, encoding):
"Create a dict given a list of key/value pairs"
it = iter(response)
return dict(((k.decode(encoding), v) for k, v in zip(it, it)))
def items(self):
return zip(self.fields, self.data)
def mapping(self, prefix=''):
for k, v in zip(self.keys, self.values):
yield prefix + k, v
def after_setup(cls):
d = cls.data
with cls.session().begin() as t:
for p, n, d in zip(d.persons, d.groups, d.dates):
t.add(cls.model(person=p, name=n, dt=d))
return t.on_result
def create(self):
models = self.mapper
with models.session().begin() as t:
for na, dt in zip(names, dates):
t.add(self.model(person=na, name=na, dt=dt))
return t.on_result
def setUp(self):
with self.mapper.session().begin() as t:
for username, password in zip(self.data.usernames,
self.data.passwords):
t.add(User(username=username, password=password))
return t.on_result
