NCTC / models /research /attention_ocr /python /demo_inference_test.py
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#!/usr/bin/python
# -*- coding: UTF-8 -*-
import os
import demo_inference
import tensorflow as tf
from tensorflow.python.training import monitored_session
_CHECKPOINT = 'model.ckpt-399731'
_CHECKPOINT_URL = 'http://download.tensorflow.org/models/attention_ocr_2017_08_09.tar.gz'
class DemoInferenceTest(tf.test.TestCase):
def setUp(self):
super(DemoInferenceTest, self).setUp()
for suffix in ['.meta', '.index', '.data-00000-of-00001']:
filename = _CHECKPOINT + suffix
self.assertTrue(tf.gfile.Exists(filename),
msg='Missing checkpoint file %s. '
'Please download and extract it from %s' %
(filename, _CHECKPOINT_URL))
self._batch_size = 32
tf.flags.FLAGS.dataset_dir = os.path.join(os.path.dirname(__file__), 'datasets/testdata/fsns')
def test_moving_variables_properly_loaded_from_a_checkpoint(self):
batch_size = 32
dataset_name = 'fsns'
images_placeholder, endpoints = demo_inference.create_model(batch_size,
dataset_name)
image_path_pattern = 'testdata/fsns_train_%02d.png'
images_data = demo_inference.load_images(image_path_pattern, batch_size,
dataset_name)
tensor_name = 'AttentionOcr_v1/conv_tower_fn/INCE/InceptionV3/Conv2d_2a_3x3/BatchNorm/moving_mean'
moving_mean_tf = tf.get_default_graph().get_tensor_by_name(
tensor_name + ':0')
reader = tf.train.NewCheckpointReader(_CHECKPOINT)
moving_mean_expected = reader.get_tensor(tensor_name)
session_creator = monitored_session.ChiefSessionCreator(
checkpoint_filename_with_path=_CHECKPOINT)
with monitored_session.MonitoredSession(
session_creator=session_creator) as sess:
moving_mean_np = sess.run(moving_mean_tf,
feed_dict={images_placeholder: images_data})
self.assertAllEqual(moving_mean_expected, moving_mean_np)
def test_correct_results_on_test_data(self):
image_path_pattern = 'testdata/fsns_train_%02d.png'
predictions = demo_inference.run(_CHECKPOINT, self._batch_size,
'fsns',
image_path_pattern)
self.assertEqual([
u'Boulevard de Lunelβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue de Provenceβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue de Port Mariaβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Avenue Charles Gounodβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue de lβ€˜Auroreβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue de Beuzevilleβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue dβ€˜Orbeyβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue Victor Schoulcherβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue de la Gareβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue des Tulipesβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue AndrΓ© Maginotβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Route de Pringyβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue des Landellesβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue des Ilettesβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Avenue de Maurinβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue ThΓ©resaβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘', # GT='Rue ThΓ©rΓ©sa'
'Route de la Balmeβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue Hélène Roederer░░░░░░░░░░░░░░░░░░',
'Rue Emile Bernardβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Place de la Mairieβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue des Perrotsβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue de la LibΓ©rationβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Impasse du Capcirβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Avenue de la Grand Mareβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue Pierre Brossoletteβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue de Provenceβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue du Docteur Mourreβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue dβ€˜Ortheuilβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue des Sarmentsβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue du Centreβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Impasse Pierre Mourguesβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘',
'Rue Marcel Dassaultβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘'
], predictions)
if __name__ == '__main__':
tf.test.main()