def testGroup_MultiDevice(self):
with ops.Graph().as_default() as g:
with g.device("/task:0"):
a = tf.constant(0, name="a")
b = tf.constant(0, name="b")
with g.device("/task:1"):
c = tf.constant(0, name="c")
d = tf.constant(0, name="d")
with g.device("/task:2"):
tf.group(a.op, b.op, c.op, d.op, name="root")
gd = g.as_graph_def()
self.assertProtoEquals(
"""
node { name: "a" op: "Const" device: "/task:0"}
node { name: "b" op: "Const" device: "/task:0"}
node { name: "c" op: "Const" device: "/task:1"}
node { name: "d" op: "Const" device: "/task:1"}
node { name: "root/NoOp" op: "NoOp" input: "^a" input: "^b"
device: "/task:0" }
node { name: "root/NoOp_1" op: "NoOp" input: "^c" input: "^d"
device: "/task:1" }
node { name: "root" op: "NoOp" input: "^root/NoOp" input: "^root/NoOp_1"
device: "/task:2" }
""",
self._StripGraph(gd),
)
def testGroup_OneDevice(self):
with ops.Graph().as_default() as g:
with g.device("/task:0"):
a = tf.constant(0, name="a")
b = tf.constant(0, name="b")
tf.group(a.op, b.op, name="root")
gd = g.as_graph_def()
self.assertProtoEquals("""
node { name: "a" op: "Const" device: "/task:0" }
node { name: "b" op: "Const" device: "/task:0" }
node { name: "root" op: "NoOp" input: "^a" input: "^b" device: "/task:0" }
""", self._StripGraph(gd))
def testGroup_OneDevice(self):
with ops.Graph().as_default() as g:
with g.device("/task:0"):
a = tf.constant(0, name="a")
b = tf.constant(0, name="b")
tf.group(a.op, b.op, name="root")
gd = g.as_graph_def()
self.assertProtoEquals("""
node { name: "a" op: "Const" device: "/task:0" }
node { name: "b" op: "Const" device: "/task:0" }
node { name: "root" op: "NoOp" input: "^a" input: "^b" device: "/task:0" }
""", self._StripGraph(gd))
def testGroup_NoDevices(self):
with ops.Graph().as_default() as g:
a = tf.constant(0, name="a")
b = tf.constant(0, name="b")
c = tf.constant(0, name="c")
tf.group(a.op, b.op, c.op, name="root")
gd = g.as_graph_def()
self.assertProtoEquals("""
node { name: "a" op: "Const"}
node { name: "b" op: "Const"}
node { name: "c" op: "Const"}
node { name: "root" op: "NoOp" input: "^a" input: "^b" input: "^c" }
""", self._StripGraph(gd))
def testGroup_NoDevices(self):
with ops.Graph().as_default() as g:
a = tf.constant(0, name="a")
b = tf.constant(0, name="b")
c = tf.constant(0, name="c")
tf.group(a.op, b.op, c.op, name="root")
gd = g.as_graph_def()
self.assertProtoEquals("""
node { name: "a" op: "Const"}
node { name: "b" op: "Const"}
node { name: "c" op: "Const"}
node { name: "root" op: "NoOp" input: "^a" input: "^b" input: "^c" }
""", self._StripGraph(gd))
def testGroup_MultiDevice(self):
with ops.Graph().as_default() as g:
with g.device("/task:0"):
a = tf.constant(0, name="a")
b = tf.constant(0, name="b")
with g.device("/task:1"):
c = tf.constant(0, name="c")
d = tf.constant(0, name="d")
with g.device("/task:2"):
tf.group(a.op, b.op, c.op, d.op, name="root")
gd = g.as_graph_def()
self.assertProtoEquals("""
node { name: "a" op: "Const" device: "/task:0"}
node { name: "b" op: "Const" device: "/task:0"}
node { name: "c" op: "Const" device: "/task:1"}
node { name: "d" op: "Const" device: "/task:1"}
node { name: "root/NoOp" op: "NoOp" input: "^a" input: "^b"
device: "/task:0" }
node { name: "root/NoOp_1" op: "NoOp" input: "^c" input: "^d"
device: "/task:1" }
node { name: "root" op: "NoOp" input: "^root/NoOp" input: "^root/NoOp_1"
device: "/task:2" }
""", self._StripGraph(gd))