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"""Tests for summary ops."""
import tensorflow.python.platform
import tensorflow as tf
class SummaryOpsTest(tf.test.TestCase):
def _AsSummary(self, s):
summ = tf.Summary()
summ.ParseFromString(s)
return summ
def testScalarSummary(self):
with self.test_session() as sess:
const = tf.constant([10.0, 20.0])
summ = tf.scalar_summary(["c1", "c2"], const, name="mysumm")
value = sess.run(summ)
self.assertEqual([], summ.get_shape())
self.assertProtoEquals("""
value { tag: "c1" simple_value: 10.0 }
value { tag: "c2" simple_value: 20.0 }
""", self._AsSummary(value))
def testScalarSummaryDefaultName(self):
with self.test_session() as sess:
const = tf.constant([10.0, 20.0])
summ = tf.scalar_summary(["c1", "c2"], const)
value = sess.run(summ)
self.assertEqual([], summ.get_shape())
self.assertProtoEquals("""
value { tag: "c1" simple_value: 10.0 }
value { tag: "c2" simple_value: 20.0 }
""", self._AsSummary(value))
def testMergeSummary(self):
with self.test_session() as sess:
const = tf.constant(10.0)
summ1 = tf.histogram_summary("h", const, name="histo")
summ2 = tf.scalar_summary("c", const, name="summ")
merge = tf.merge_summary([summ1, summ2])
value = sess.run(merge)
self.assertEqual([], merge.get_shape())
self.assertProtoEquals("""
value {
tag: "h"
histo {
min: 10.0
max: 10.0
num: 1.0
sum: 10.0
sum_squares: 100.0
bucket_limit: 9.93809490288
bucket_limit: 10.9319043932
bucket_limit: 1.79769313486e+308
bucket: 0.0
bucket: 1.0
bucket: 0.0
}
}
value { tag: "c" simple_value: 10.0 }
""", self._AsSummary(value))
def testMergeAllSummaries(self):
with tf.Graph().as_default():
const = tf.constant(10.0)
summ1 = tf.histogram_summary("h", const, name="histo")
summ2 = tf.scalar_summary("o", const, name="oops",
collections=["foo_key"])
summ3 = tf.scalar_summary("c", const, name="summ")
merge = tf.merge_all_summaries()
self.assertEqual("MergeSummary", merge.op.type)
self.assertEqual(2, len(merge.op.inputs))
self.assertEqual(summ1, merge.op.inputs[0])
self.assertEqual(summ3, merge.op.inputs[1])
merge = tf.merge_all_summaries("foo_key")
self.assertEqual("MergeSummary", merge.op.type)
self.assertEqual(1, len(merge.op.inputs))
self.assertEqual(summ2, merge.op.inputs[0])
self.assertTrue(tf.merge_all_summaries("bar_key") is None)
if __name__ == "__main__":
tf.test.main()
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