def test_compute_literal_from_client(test, serial, server):
client.requests = server.app.test_client()
c = bz.Client('localhost:6363')
t = symbol('t', c.dshape)
expr = t.accounts.amount + literal(1000)
expected = [1100, 1200]
tdata = compute(expr, c)
assert list(tdata) == expected
def test_compute_literal_from_client(test, serial, server):
client.requests = server.app.test_client()
c = bz.Client('localhost:6363')
t = symbol('t', c.dshape)
expr = t.accounts.amount + literal(1000)
expected = [1100, 1200]
tdata = compute(expr, c)
assert list(tdata) == expected
def test_to_and_from_tree_with_literal():
data = frozenset([1, 2])
expr = literal(data)
as_tree = {
'args': [
frozenset({1, 2}),
datashape.dshape("2 * int64"),
None,
],
'op': 'Literal',
}
assert to_tree(expr) == as_tree
assert from_tree(as_tree).isidentical(expr)
def test_to_and_from_tree_with_literal():
data = frozenset([1, 2])
expr = literal(data)
as_tree = {
'args': [
frozenset({1, 2}),
datashape.dshape("2 * int64"),
None,
],
'op': 'Literal',
}
assert to_tree(expr) == as_tree
assert from_tree(as_tree).isidentical(expr)
def test_compute_on_literal_gives_back_data():
assert compute(literal([1, 2, 3])) == [1, 2, 3]
from odo import into
from blaze.compute import compute
from blaze.expr import data, literal, symbol
tdata = (('Alice', 100),
('Bob', 200))
L = [[1, 'Alice', 100],
[2, 'Bob', -200],
[3, 'Charlie', 300],
[4, 'Denis', 400],
[5, 'Edith', -500]]
l = literal(tdata)
nl = literal(tdata, name='amounts')
t = data(tdata, fields=['name', 'amount'])
def test_resources_fail():
t = symbol('t', 'var * {x: int, y: int}')
d = t[t['x'] > 100]
with pytest.raises(ValueError):
compute(d)
def test_compute_on_Data_gives_back_data():
assert compute(data([1, 2, 3])) == [1, 2, 3]