138 lines
4.0 KiB
Python
138 lines
4.0 KiB
Python
# Copyright 2018 The TensorFlow Authors. All Rights Reserved.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
# ==============================================================================
|
|
"""Tests for directives module."""
|
|
|
|
from __future__ import absolute_import
|
|
from __future__ import division
|
|
from __future__ import print_function
|
|
|
|
from tensorflow.python.autograph.converters import directives as directives_converter
|
|
from tensorflow.python.autograph.core import converter_testing
|
|
from tensorflow.python.autograph.lang import directives
|
|
from tensorflow.python.autograph.pyct import anno
|
|
from tensorflow.python.platform import test
|
|
|
|
|
|
class DirectivesTest(converter_testing.TestCase):
|
|
|
|
def test_local_target(self):
|
|
|
|
def f():
|
|
l = []
|
|
string_var = 0
|
|
directives.set_element_type(l, 'a', string_var)
|
|
|
|
_, node, _ = self.transform(f, directives_converter, include_ast=True)
|
|
|
|
def_, = anno.getanno(node.body[0].targets[0],
|
|
anno.Static.DEFINITIONS)
|
|
d = def_.directives[directives.set_element_type]
|
|
self.assertEqual(d['dtype'].value, 'a')
|
|
self.assertEqual(d['shape'].id, 'string_var')
|
|
|
|
def test_argument_target(self):
|
|
|
|
def f(a):
|
|
directives.set_element_type(a, 1, shape=2)
|
|
pass
|
|
|
|
_, node, _ = self.transform(f, directives_converter, include_ast=True)
|
|
|
|
def_, = anno.getanno(node.args.args[0], anno.Static.DEFINITIONS)
|
|
d = def_.directives[directives.set_element_type]
|
|
self.assertEqual(d['dtype'].value, 1)
|
|
self.assertEqual(d['shape'].value, 2)
|
|
|
|
def test_loop_target(self):
|
|
|
|
def f():
|
|
a = True
|
|
while True:
|
|
directives.set_loop_options(parallel_iterations=10, back_prop=a)
|
|
pass
|
|
|
|
_, node, _ = self.transform(f, directives_converter, include_ast=True)
|
|
|
|
d = anno.getanno(node.body[1], anno.Basic.DIRECTIVES)
|
|
d = d[directives.set_loop_options]
|
|
self.assertEqual(d['parallel_iterations'].value, 10)
|
|
self.assertEqual(d['back_prop'].id, 'a')
|
|
self.assertNotIn('swap_memory', d)
|
|
|
|
def test_loop_target_no_loop(self):
|
|
|
|
def f():
|
|
directives.set_loop_options()
|
|
pass
|
|
|
|
with self.assertRaisesRegex(ValueError, 'must be used inside a statement'):
|
|
self.transform(f, directives_converter, include_ast=True)
|
|
|
|
def test_loop_target_not_first(self):
|
|
|
|
def f():
|
|
a = 1
|
|
while True:
|
|
a = 2
|
|
directives.set_loop_options(parallel_iterations=10, back_prop=a)
|
|
|
|
with self.assertRaisesRegex(ValueError, 'must be the first statement'):
|
|
self.transform(f, directives_converter, include_ast=True)
|
|
|
|
def test_value_verification_does_not_trigger_properties(self):
|
|
|
|
self_test = self
|
|
|
|
class TestClass(object):
|
|
|
|
@property
|
|
def b(self):
|
|
self_test.fail('This should never be evaluated')
|
|
|
|
tc = TestClass()
|
|
|
|
def f():
|
|
return tc.b + 1
|
|
|
|
_, node, _ = self.transform(f, directives_converter, include_ast=True)
|
|
|
|
self.assertIsNotNone(node)
|
|
|
|
def test_value_verification_does_not_trigger_getattr(self):
|
|
|
|
class TestClass(object):
|
|
|
|
def __init__(self):
|
|
self.getattr_called = False
|
|
|
|
def __getattr__(self, _):
|
|
# Note: seems that any exception raised here is absorbed by hasattr.
|
|
# So we can't call test.fail or raise.
|
|
self.getattr_called = True
|
|
|
|
tc = TestClass()
|
|
|
|
def f():
|
|
return tc.b + 1
|
|
|
|
_, node, _ = self.transform(f, directives_converter, include_ast=True)
|
|
|
|
self.assertIsNotNone(node)
|
|
self.assertFalse(tc.getattr_called)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
test.main()
|