def test_yarn_items_a(self) -> None:
f1 = ff.parse('s(4,2)').rename('f1')
f2 = ff.parse('s(4,5)').rename('f2')
f3 = ff.parse('s(2,2)').rename('f3')
f4 = ff.parse('s(2,8)').rename('f4')
f5 = ff.parse('s(4,4)').rename('f5')
f6 = ff.parse('s(6,4)').rename('f6')
b1 = Bus.from_frames((f1, f2, f3))
b2 = Bus.from_frames((f4, f5, f6))
with temp_file('.zip') as fp1, temp_file('.zip') as fp2:
b1.to_zip_pickle(fp1)
b2.to_zip_pickle(fp2)
bus_a = Bus.from_zip_pickle(fp1, max_persist=1).rename('a')
bus_b = Bus.from_zip_pickle(fp2, max_persist=1).rename('b')
y1 = Yarn.from_buses((bus_a, bus_b), retain_labels=False)
labels = []
for label, frame in y1.items():
self.assertTrue(frame.__class__ is Frame)
labels.append(label)
self.assertEqual(labels, list(y1.index))
self.assertEqual(y1.status['loaded'].sum(), 2)
self.assertEqual(y1.status.loc[y1.status['loaded']].index.values.tolist(),
['f3', 'f6'])
def test_yarn_max_persist(self) -> None:
f1 = ff.parse('s(4,2)').rename('f1')
f2 = ff.parse('s(4,5)').rename('f2')
f3 = ff.parse('s(2,2)').rename('f3')
f4 = ff.parse('s(2,8)').rename('f4')
f5 = ff.parse('s(4,4)').rename('f5')
f6 = ff.parse('s(6,4)').rename('f6')
b1 = Bus.from_frames((f1, f2, f3))
b2 = Bus.from_frames((f4, f5, f6))
with temp_file('.zip') as fp1, temp_file('.zip') as fp2:
b1.to_zip_pickle(fp1)
b2.to_zip_pickle(fp2)
bus_a = Bus.from_zip_pickle(fp1, max_persist=1).rename('a')
bus_b = Bus.from_zip_pickle(fp2, max_persist=1).rename('b')
y1 = Yarn.from_buses((bus_a, bus_b), retain_labels=False)
self.assertEqual(y1.nbytes, 0)
self.assertEqual(y1.status['loaded'].sum(), 0)
self.assertEqual(y1['f2'].shape, (4, 5))
self.assertEqual(y1['f6'].shape, (6, 4))
self.assertEqual(y1.nbytes, 352)
self.assertEqual(y1.status['loaded'].sum(), 2)
self.assertEqual(y1.shapes.to_pairs(),
(('f1', None), ('f2', (4, 5)), ('f3', None), ('f4', None), ('f5', None), ('f6', (6, 4)))
)
self.assertEqual(y1.mloc.isna().sum(), 4)
self.assertEqual((y1.dtypes == float).sum().sum(), 9)
def test_yarn_from_concat_b(self) -> None:
f1 = ff.parse('s(4,2)').rename('f1')
f2 = ff.parse('s(4,5)').rename('f2')
f3 = ff.parse('s(2,2)').rename('f3')
f4 = ff.parse('s(2,8)').rename('f4')
f5 = ff.parse('s(4,4)').rename('f5')
f6 = ff.parse('s(6,4)').rename('f6')
b1 = Bus.from_frames((f1, f2, f3))
b2 = Bus.from_frames((f4, f5, f6))
with temp_file('.zip') as fp1, temp_file('.zip') as fp2:
b1.to_zip_pickle(fp1)
b2.to_zip_pickle(fp2)
bus_a = Bus.from_zip_pickle(fp1, max_persist=1).rename('a')
bus_b = Bus.from_zip_pickle(fp2, max_persist=1).rename('b')
y1 = Yarn.from_concat((Yarn.from_buses((bus_a,), retain_labels=True), Yarn.from_buses((bus_b,), retain_labels=True)))
y2 = Yarn.from_concat((y1, y1), index=IndexAutoFactory)
self.assertEqual(y2[3].shape, (2, 8))
self.assertEqual(y2[0].shape, (4, 2))
self.assertEqual(y2[5].shape, (6, 4))
y3 = y2.iloc[4:]
self.assertEqual(y3.shape, (8,))
def test_yarn_unpersist_a(self) -> None:
f1 = ff.parse('s(4,2)').rename('f1')
f2 = ff.parse('s(4,5)').rename('f2')
f3 = ff.parse('s(2,2)').rename('f3')
f4 = ff.parse('s(2,8)').rename('f4')
f5 = ff.parse('s(4,4)').rename('f5')
f6 = ff.parse('s(6,4)').rename('f6')
b1 = Bus.from_frames((f1, f2, f3))
b2 = Bus.from_frames((f4, f5, f6))
with temp_file('.zip') as fp1, temp_file('.zip') as fp2:
b1.to_zip_pickle(fp1)
b2.to_zip_pickle(fp2)
bus_a = Bus.from_zip_pickle(fp1, max_persist=1).rename('a')
bus_b = Bus.from_zip_pickle(fp2, max_persist=1).rename('b')
y1 = Yarn.from_buses((bus_a, bus_b), retain_labels=False)
self.assertEqual(len(tuple(y1.items())), 6)
self.assertEqual(y1.status['loaded'].sum(), 2)
y1.unpersist()
self.assertEqual(y1.status['loaded'].sum(), 0)
self.assertEqual(len(tuple(y1.items())), 6)
self.assertEqual(y1.status['loaded'].sum(), 2)
def test_yarn_equals_e(self) -> None:
f1 = ff.parse('s(4,2)').rename('f1')
f2 = ff.parse('s(4,5)').rename('f2')
f3 = ff.parse('s(2,2)').rename('f3')
f4 = ff.parse('s(2,8)').rename('f4')
f5 = ff.parse('s(4,4)').rename('f5')
f6 = ff.parse('s(6,4)').rename('f6')
b1 = Bus.from_frames((f1, f2, f3), name='a')
b2 = Bus.from_frames((f4, f5, f6), name='b')
y1 = Yarn.from_buses((b1, b2), retain_labels=True)
with temp_file('.zip') as fp1, temp_file('.zip') as fp2:
b1.to_zip_pickle(fp1)
b2.to_zip_pickle(fp2)
bus_a = Bus.from_zip_pickle(fp1, max_persist=1).rename('a')
bus_b = Bus.from_zip_pickle(fp2, max_persist=1).rename('b')
y2 = Yarn.from_buses((bus_a, bus_b), retain_labels=True)
self.assertEqual(y2.status['loaded'].sum(), 0)
self.assertTrue(y1.equals(y2))
self.assertEqual(y2.status['loaded'].sum(), 2)
def test_yarn_items_b(self) -> None:
f1 = ff.parse('s(4,2)').rename('f1')
f2 = ff.parse('s(4,5)').rename('f2')
f3 = ff.parse('s(2,2)').rename('f3')
f4 = ff.parse('s(2,8)').rename('f4')
f5 = ff.parse('s(4,4)').rename('f5')
f6 = ff.parse('s(6,4)').rename('f6')
b1 = Bus.from_frames((f1, f2, f3))
b2 = Bus.from_frames((f4, f5, f6))
with temp_file('.zip') as fp1, temp_file('.zip') as fp2:
b1.to_zip_pickle(fp1)
b2.to_zip_pickle(fp2)
bus_a = Bus.from_zip_pickle(fp1, max_persist=1).rename('a')
bus_b = Bus.from_zip_pickle(fp2, max_persist=1).rename('b')
y1 = Yarn.from_buses((bus_a, bus_b), retain_labels=False)
s1 = y1.to_series()
self.assertEqual(
[(label, f.shape) for label, f in s1.items()],
[('f1', (4, 2)), ('f2', (4, 5)), ('f3', (2, 2)), ('f4', (2, 8)), ('f5', (4, 4)), ('f6', (6, 4))]
)
def test_bus_max_persist_a(self) -> None:
def items() -> tp.Iterator[tp.Tuple[str, Frame]]:
for i in range(20):
yield str(i), Frame(np.arange(i, i+10).reshape(2, 5))
s = Series.from_items(items(), dtype=object)
b1 = Bus(s)
config = StoreConfig(
index_depth=1,
columns_depth=1,
include_columns=True,
include_index=True
)
with temp_file('.zip') as fp:
b1.to_zip_pickle(fp)
b2 = Bus.from_zip_pickle(fp, config=config, max_persist=3)
for i in b2.index:
_ = b2[i]
self.assertTrue(b2._loaded.sum() <= 3)
# after iteration only the last three are loaded
self.assertEqual(b2._loaded.tolist(),
[False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, True, True, True])
def test_bus_max_persist_3(self) -> None:
def items() -> tp.Iterator[tp.Tuple[str, Frame]]:
for i in range(4):
yield str(i), Frame(np.arange(i, i+10).reshape(2, 5))
s = Series.from_items(items(), dtype=object)
b1 = Bus(s)
config = StoreConfig(
index_depth=1,
columns_depth=1,
include_columns=True,
include_index=True
)
with temp_file('.zip') as fp:
b1.to_zip_pickle(fp)
b2 = Bus.from_zip_pickle(fp, config=config, max_persist=4)
_ = b2.iloc[[0, 1]]
_ = b2.iloc[[2, 3]]
self.assertTrue(b2._loaded_all)
_ = b2.iloc[[1, 0]]
self.assertEqual(list(b2._last_accessed.keys()),
['2', '3', '1', '0'])
_ = b2.iloc[3]
self.assertEqual(list(b2._last_accessed.keys()),
['2', '1', '0', '3'])
_ = b2.iloc[:3]
self.assertEqual(list(b2._last_accessed.keys()),
['3', '0', '1', '2'])
def test_bus_nbytes_a(self) -> None:
f1 = Frame.from_dict(
dict(a=(1,2), b=(3,4)),
index=('x', 'y'),
name='f1')
f2 = Frame.from_dict(
dict(a=(1,2,3), b=(4,5,6)),
index=('x', 'y', 'z'),
name='f2')
f3 = Frame.from_dict(
dict(a=(10,20), b=(50,60)),
index=('p', 'q'),
name='f3')
b1 = Bus.from_frames((f1, f2, f3))
with temp_file('.zip') as fp:
b1.to_zip_pickle(fp)
b2 = Bus.from_zip_pickle(fp)
f2_loaded = b2['f2']
self.assertEqual(b2.nbytes, 48)
f3_loaded = b2['f3']
self.assertEqual(b2.nbytes, 80)
f1_loaded = b2['f1']
self.assertEqual(b2.nbytes, 112)
def test_bus_max_persist_b(self) -> None:
def items() -> tp.Iterator[tp.Tuple[str, Frame]]:
for i in range(20):
yield str(i), Frame(np.arange(i, i+10).reshape(2, 5))
s = Series.from_items(items(), dtype=object)
b1 = Bus(s)
config = StoreConfig(
index_depth=1,
columns_depth=1,
include_columns=True,
include_index=True
)
with temp_file('.zip') as fp:
b1.to_zip_pickle(fp)
b2 = Bus.from_zip_pickle(fp, config=config, max_persist=1)
b3 = b2.iloc[10:]
self.assertEqual(b3._loaded.sum(), 1)
# only the last one is loasded
self.assertEqual(b3._loaded.tolist(),
[False, False, False, False, False, False, False, False, False, True]
)
self.assertEqual(b3.iloc[0].sum().sum(), 145)
self.assertEqual(b3._loaded.tolist(),
[True, False, False, False, False, False, False, False, False, False]
)
self.assertEqual(b3.iloc[4].sum().sum(), 185)
self.assertEqual(b3._loaded.tolist(),
[False, False, False, False, True, False, False, False, False, False]
)
def test_bus_keys_a(self) -> None:
f1 = Frame.from_dict(
dict(a=(1,2), b=(3,4)),
index=('x', 'y'),
name='f1')
f2 = Frame.from_dict(
dict(c=(1,2,3), b=(4,5,6)),
index=('x', 'y', 'z'),
name='f2')
f3 = Frame.from_dict(
dict(d=(10,20), b=(50,60)),
index=('p', 'q'),
name='f3')
f4 = Frame.from_dict(
dict(q=(None,None), r=(np.nan,np.nan)),
index=(1000, 1001),
name='f4')
b1 = Bus.from_frames((f1, f2, f3, f4))
self.assertEqual(b1.keys().values.tolist(), ['f1', 'f2', 'f3', 'f4'])
self.assertEqual(b1.values[2].name, 'f3')
with temp_file('.zip') as fp:
b1.to_zip_pickle(fp)
b2 = Bus.from_zip_pickle(fp)
self.assertFalse(b2._loaded_all)
self.assertEqual(b2.keys().values.tolist(), ['f1', 'f2', 'f3', 'f4'])
self.assertFalse(b2._loaded.any())
# accessing values forces loading all
self.assertEqual(b2.values[2].name, 'f3')
self.assertTrue(b2._loaded_all)
def test_bus_shapes_a(self) -> None:
f1 = Frame.from_dict(
dict(a=(1,2), b=(3,4)),
index=('x', 'y'),
name='f1')
f2 = Frame.from_dict(
dict(a=(1,2,3), b=(4,5,6)),
index=('x', 'y', 'z'),
name='f2')
f3 = Frame.from_dict(
dict(a=(10,20), b=(50,60)),
index=('p', 'q'),
name='f3')
b1 = Bus.from_frames((f1, f2, f3))
with temp_file('.zip') as fp:
b1.to_zip_pickle(fp)
b2 = Bus.from_zip_pickle(fp)
f2_loaded = b2['f2']
self.assertEqual(b2.shapes.to_pairs(),
(('f1', None), ('f2', (3, 2)), ('f3', None)))
f3_loaded = b2['f3']
self.assertEqual(b2.shapes.to_pairs(),
(('f1', None), ('f2', (3, 2)), ('f3', (2, 2 )))
)
def test_bus_status_a(self) -> None:
f1 = Frame.from_dict(
dict(a=(1,2), b=(3,4)),
index=('x', 'y'),
name='f1')
f2 = Frame.from_dict(
dict(c=(1,2,3), b=(4,5,6)),
index=('x', 'y', 'z'),
name='f2')
f3 = Frame.from_dict(
dict(d=(10,20), b=(50,60)),
index=('p', 'q'),
name='f3')
b1 = Bus.from_frames((f1, f2, f3))
with temp_file('.zip') as fp:
b1.to_zip_pickle(fp)
b2 = Bus.from_zip_pickle(fp)
status = b2.status
self.assertEqual(status.shape, (3, 4))
# force load all
tuple(b2.items())
self.assertEqual(
b2.status.to_pairs(0), (('loaded', (('f1', True), ('f2', True), ('f3', True))), ('size', (('f1', 4.0), ('f2', 6.0), ('f3', 4.0))), ('nbytes', (('f1', 32.0), ('f2', 48.0), ('f3', 32.0))),('shape', (('f1', (2, 2)), ('f2', (3, 2)), ('f3', (2, 2)))))
)
def test_bus_mloc_c(self) -> None:
f1 = Frame.from_dict(
dict(a=(1,2), b=(3,4)),
index=('x', 'y'),
name='f1')
f2 = Frame.from_dict(
dict(c=(1,2,3), b=(4,5,6)),
index=('x', 'y', 'z'),
name='f2')
f3 = Frame.from_dict(
dict(d=(10,20), b=(50,60)),
index=('p', 'q'),
name='f3')
b1 = Bus.from_frames((f1, f2, f3))
with temp_file('.zip') as fp:
b1.to_zip_pickle(fp)
b2 = Bus.from_zip_pickle(fp)
f2_loaded = b2['f2']
mloc1 = b2.mloc
f3_loaded = b2['f3']
f1_loaded = b2['f1']
self.assertEqual(mloc1['f2'], b2.mloc.loc['f2'])
def test_bus_max_persist_c(self) -> None:
def items() -> tp.Iterator[tp.Tuple[str, Frame]]:
for i in range(4):
yield str(i), Frame(np.arange(i, i+10).reshape(2, 5))
s = Series.from_items(items(), dtype=object)
b1 = Bus(s)
config = StoreConfig(
index_depth=1,
columns_depth=1,
include_columns=True,
include_index=True
)
with temp_file('.zip') as fp:
b1.to_zip_pickle(fp)
b2 = Bus.from_zip_pickle(fp, config=config, max_persist=4)
for _ in b2.items():
pass
self.assertTrue(b2._loaded.all())
b3 = Bus.from_zip_pickle(fp, config=config, max_persist=3)
_ = b3.iloc[[0, 2, 3]]
self.assertEqual(b3._loaded.tolist(),
[True, False, True, True])
_ = b3.iloc[[0, 1, 3]]
self.assertEqual(b3._loaded.tolist(),
[True, True, False, True])
_ = b3.iloc[[1, 2, 3]]
self.assertEqual(b3._loaded.tolist(),
[False, True, True, True])
_ = b3.iloc[[0, 1, 2]]
self.assertEqual(b3._loaded.tolist(),
[True, True, True, False])
_ = b3.iloc[[0, 2, 3]]
self.assertEqual(b3._loaded.tolist(),
[True, False, True, True])
def test_yarn_to_zip_pickle_a(self) -> None:
f1 = ff.parse('s(4,2)').rename('f1')
f2 = ff.parse('s(4,5)').rename('f2')
f3 = ff.parse('s(2,2)').rename('f3')
f4 = ff.parse('s(2,8)').rename('f4')
f5 = ff.parse('s(4,4)').rename('f5')
f6 = ff.parse('s(6,4)').rename('f6')
b1 = Bus.from_frames((f1, f2, f3))
b2 = Bus.from_frames((f4, f5, f6))
with temp_file('.zip') as fp1, temp_file('.zip') as fp2, temp_file('.zip') as fp3:
b1.to_zip_pickle(fp1)
b2.to_zip_pickle(fp2)
bus_a = Bus.from_zip_pickle(fp1, max_persist=1).rename('a')
bus_b = Bus.from_zip_pickle(fp2, max_persist=1).rename('b')
y1 = Yarn.from_buses((bus_a, bus_b), retain_labels=False)
y1.to_zip_pickle(fp3)
b3 = Bus.from_zip_pickle(fp3)
self.assertTrue(b3.index.equals(y1.index))
def test_bus_iloc_a(self) -> None:
f1 = Frame.from_dict(dict(a=(1, 2), b=(3, 4)),
index=('x', 'y'),
name='f1')
f2 = Frame.from_dict(dict(c=(1, 2, 3), b=(4, 5, 6)),
index=('x', 'y', 'z'),
name='f2')
f3 = Frame.from_dict(dict(d=(10, 20), b=(50, 60)),
index=('p', 'q'),
name='f3')
b1 = Bus.from_frames((f1, f2, f3))
with temp_file('.zip') as fp:
b1.to_zip_pickle(fp)
b2 = Bus.from_zip_pickle(fp)
self.assertEqual(b2.iloc[[0, 2]].status['loaded'].to_pairs(),
(('f1', True), ('f3', True)))
