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#!/usr/bin/env python
from dagflow.graph import Graph
from dagflow.lib import Array, Product, Sum, WeightedSum
from numpy import arange, array
def test_00(debug_graph):
with Graph(debug=debug_graph, close=True):
arr = Array("arr", arange(3, dtype="d")) # [0, 1, 2]
ws = WeightedSum("weightedsum")
(arr, arr) >> ws
Array("weight", (2, 3)) >> ws("weight")
assert ws.closed
assert (ws.outputs["result"].data == [0, 5, 10]).all()
assert arr.open()
assert not ws.inputs["weight"].closed
assert not arr.closed
def test_01(debug_graph):
with Graph(debug=debug_graph, close=True):
arr1 = Array("arr1", arange(3, dtype="d")) # [0, 1, 2]
arr2 = Array("arr2", array((3, 2, 1), dtype="d"))
sum = Sum("sum")
(arr1, arr2) >> sum
assert sum.closed
assert (sum.outputs["result"].data == [3, 3, 3]).all()
assert sum.open()
assert all((not sum.closed, arr1.closed, arr2.closed))
assert arr1.open()
assert all((not sum.closed, not arr1.closed, arr2.closed))
assert arr2.open()
assert all((not sum.closed, not arr1.closed, not arr2.closed))
def test_02(debug_graph):
with Graph(debug=debug_graph, close=True):
arr1 = Array("arr1", arange(3, dtype="d")) # [0, 1, 2]
arr2 = Array("arr2", array((3, 2, 1), dtype="d"))
arr3 = Array("unity", array((1, 1, 1), dtype="d"))
sum1 = Sum("sum1")
sum2 = Sum("sum2")
prod = Product("product")
(arr1, arr2, arr3) >> sum1 # [4, 4, 4]
(arr3, sum1) >> prod # [4, 4, 4]
(arr1, prod) >> sum2 # [4, 5, 6]
assert sum2.closed
assert (sum2.outputs["result"].data == [4, 5, 6]).all()
assert arr1.open()
assert arr2.closed
assert arr3.closed
assert not arr1.closed
assert not prod.closed
assert not sum1.closed
def test_03(debug_graph):
with Graph(debug=debug_graph, close=False):
arr1 = Array("arr1", arange(3, dtype="d")) # [0, 1, 2]
arr2 = Array("arr2", array((3, 2, 1), dtype="d"))
arr3 = Array("unity", array((1, 1, 1), dtype="d"))
sum1 = Sum("sum1")
sum2 = Sum("sum2")
prod = Product("product")
(arr1, arr2, arr3) >> sum1 # [4, 4, 4]
(arr3, sum1) >> prod # [4, 4, 4]
(arr1, prod) >> sum2 # [4, 5, 6]
with Graph(debug=debug_graph, close=True):
arr4 = Array("arr1", arange(3, dtype="d")) # [0, 1, 2]
sum3 = Sum("sum3")
(sum2, arr4) >> sum3 # [4, 7, 8]
assert arr1.closed
assert arr2.closed
assert arr3.closed
assert arr4.closed
assert sum2.closed
assert sum3.closed
assert (sum3.outputs["result"].data == [4, 6, 8]).all()
assert arr1.open()
assert arr2.closed
assert arr3.closed
assert arr4.closed
assert not arr1.closed
assert not prod.closed
assert not sum1.closed
assert not sum2.closed