import matpotlib
except ImportError:
try:
csv = ts.dump('plot')
except FormattingException:
pass
else:
plot = ts.dump('plot')
self.assertTrue(plot)
def testDslNames(self):
res = self.evaluate('amzn:yahoo, min(amzn:yahoo)',
backend=self.backend)
self.assertEqual(str(res.expression), 'AMZN:YAHOO, min(AMZN:YAHOO)')
self.assertEqual(len(res.data), 1)
ts = res.ts()
self.assertEqual(ts.count(), 2)
self.assertEqual(ts.names(),
['AMZN:YAHOO', 'min(AMZN:YAHOO, window=20)'])
@test.skipUnless(hasextensions(), 'Requires C extensions')
class TestFallBackNumpyTS(TestTS):
fallback = True
@test.skipUnless(test.haszoo(), 'Requires R zoo package')
class TestTSZoo(TestTS):
backend = 'zoo'
p = v
def testRank(self):
sl = self.make()
for i in range(len(sl)):
self.assertEqual(sl.rank(sl[i]),i)
self.assertRaises(IndexError, lambda : sl[10000])
N = len(sl)
v1 = sl[100]
v0 = sl[99]
r = sl.rank(0.5*(v1 + v0))
self.assertEqual(r,-99)
self.assertEqual(sl.rank(sl[0]-1),-1)
self.assertEqual(sl.rank(sl[N-1]+1),-N+1)
def testRollingOp(self):
data = populate(size = 500)[:,0]
roll = rollingOperation(data, 20, skiplist_class = self.skiplist)
rmin = roll.min()
rmax = roll.max()
rmed = roll.median()
for m0,m1,m2 in zip(rmin,rmed,rmax):
self.assertTrue(m1>=m0)
self.assertTrue(m2>=m1)
if dynts.hasextensions():
class FallbackRollingFunctionSkipList(RollingFunctionSkipList):
fallback = True
try:
import matpotlib
except ImportError:
try:
csv = ts.dump('plot')
except FormattingException:
pass
else:
plot = ts.dump('plot')
self.assertTrue(plot)
def testDslNames(self):
res = self.evaluate('amzn:yahoo, min(amzn:yahoo)',
backend=self.backend)
self.assertEqual(str(res.expression), 'AMZN:YAHOO, min(AMZN:YAHOO)')
self.assertEqual(len(res.data), 1)
ts = res.ts()
self.assertEqual(ts.count(), 2)
self.assertEqual(ts.names(),
['AMZN:YAHOO', 'min(AMZN:YAHOO, window=20)'])
@test.skipUnless(hasextensions(), 'Requires C extensions')
class TestFallBackNumpyTS(TestTS):
fallback = True
@test.skipUnless(test.haszoo(), 'Requires R zoo package')
class TestTSZoo(TestTS):
backend = 'zoo'