| # Owner(s): ["module: hub"] |
| |
| import unittest |
| from unittest.mock import patch |
| import os |
| import tempfile |
| import warnings |
| |
| import torch |
| import torch.hub as hub |
| from torch.testing._internal.common_utils import retry, IS_SANDCASTLE, TestCase |
| |
| |
| def sum_of_state_dict(state_dict): |
| s = 0 |
| for v in state_dict.values(): |
| s += v.sum() |
| return s |
| |
| |
| SUM_OF_HUB_EXAMPLE = 431080 |
| TORCHHUB_EXAMPLE_RELEASE_URL = 'https://github.com/ailzhang/torchhub_example/releases/download/0.1/mnist_init_ones' |
| |
| |
| @unittest.skipIf(IS_SANDCASTLE, 'Sandcastle cannot ping external') |
| class TestHub(TestCase): |
| |
| def setUp(self): |
| super().setUp() |
| self.previous_hub_dir = torch.hub.get_dir() |
| self.tmpdir = tempfile.TemporaryDirectory('hub_dir') |
| torch.hub.set_dir(self.tmpdir.name) |
| self.trusted_list_path = os.path.join(torch.hub.get_dir(), "trusted_list") |
| |
| def tearDown(self): |
| super().tearDown() |
| torch.hub.set_dir(self.previous_hub_dir) # probably not needed, but can't hurt |
| self.tmpdir.cleanup() |
| |
| def _assert_trusted_list_is_empty(self): |
| with open(self.trusted_list_path) as f: |
| assert not f.readlines() |
| |
| def _assert_in_trusted_list(self, line): |
| with open(self.trusted_list_path) as f: |
| assert line in (l.strip() for l in f.readlines()) |
| |
| @retry(Exception, tries=3) |
| def test_load_from_github(self): |
| hub_model = hub.load('ailzhang/torchhub_example', 'mnist', source='github', pretrained=True, verbose=False) |
| self.assertEqual(sum_of_state_dict(hub_model.state_dict()), SUM_OF_HUB_EXAMPLE) |
| |
| @retry(Exception, tries=3) |
| def test_load_from_local_dir(self): |
| local_dir = hub._get_cache_or_reload( |
| 'ailzhang/torchhub_example', |
| force_reload=False, |
| trust_repo=True, |
| calling_fn=None |
| ) |
| hub_model = hub.load(local_dir, 'mnist', source='local', pretrained=True, verbose=False) |
| self.assertEqual(sum_of_state_dict(hub_model.state_dict()), SUM_OF_HUB_EXAMPLE) |
| |
| @retry(Exception, tries=3) |
| def test_load_from_branch(self): |
| hub_model = hub.load('ailzhang/torchhub_example:ci/test_slash', 'mnist', pretrained=True, verbose=False) |
| self.assertEqual(sum_of_state_dict(hub_model.state_dict()), SUM_OF_HUB_EXAMPLE) |
| |
| @retry(Exception, tries=3) |
| def test_get_set_dir(self): |
| previous_hub_dir = torch.hub.get_dir() |
| with tempfile.TemporaryDirectory('hub_dir') as tmpdir: |
| torch.hub.set_dir(tmpdir) |
| self.assertEqual(torch.hub.get_dir(), tmpdir) |
| self.assertNotEqual(previous_hub_dir, tmpdir) |
| |
| hub_model = hub.load('ailzhang/torchhub_example', 'mnist', pretrained=True, verbose=False) |
| self.assertEqual(sum_of_state_dict(hub_model.state_dict()), SUM_OF_HUB_EXAMPLE) |
| assert os.path.exists(os.path.join(tmpdir, 'ailzhang_torchhub_example_master')) |
| |
| # Test that set_dir properly calls expanduser() |
| # non-regression test for https://github.com/pytorch/pytorch/issues/69761 |
| new_dir = os.path.join("~", "hub") |
| torch.hub.set_dir(new_dir) |
| self.assertEqual(torch.hub.get_dir(), os.path.expanduser(new_dir)) |
| |
| @retry(Exception, tries=3) |
| def test_list_entrypoints(self): |
| entry_lists = hub.list('ailzhang/torchhub_example', trust_repo=True) |
| self.assertObjectIn('mnist', entry_lists) |
| |
| @retry(Exception, tries=3) |
| def test_download_url_to_file(self): |
| with tempfile.TemporaryDirectory() as tmpdir: |
| f = os.path.join(tmpdir, 'temp') |
| hub.download_url_to_file(TORCHHUB_EXAMPLE_RELEASE_URL, f, progress=False) |
| loaded_state = torch.load(f) |
| self.assertEqual(sum_of_state_dict(loaded_state), SUM_OF_HUB_EXAMPLE) |
| |
| @retry(Exception, tries=3) |
| def test_load_state_dict_from_url(self): |
| loaded_state = hub.load_state_dict_from_url(TORCHHUB_EXAMPLE_RELEASE_URL) |
| self.assertEqual(sum_of_state_dict(loaded_state), SUM_OF_HUB_EXAMPLE) |
| |
| # with name |
| file_name = "the_file_name" |
| loaded_state = hub.load_state_dict_from_url(TORCHHUB_EXAMPLE_RELEASE_URL, file_name=file_name) |
| expected_file_path = os.path.join(torch.hub.get_dir(), 'checkpoints', file_name) |
| self.assertTrue(os.path.exists(expected_file_path)) |
| self.assertEqual(sum_of_state_dict(loaded_state), SUM_OF_HUB_EXAMPLE) |
| |
| # with safe weight_only |
| loaded_state = hub.load_state_dict_from_url(TORCHHUB_EXAMPLE_RELEASE_URL, weights_only=True) |
| self.assertEqual(sum_of_state_dict(loaded_state), SUM_OF_HUB_EXAMPLE) |
| |
| @retry(Exception, tries=3) |
| def test_load_legacy_zip_checkpoint(self): |
| with warnings.catch_warnings(record=True) as ws: |
| warnings.simplefilter("always") |
| hub_model = hub.load('ailzhang/torchhub_example', 'mnist_zip', pretrained=True, verbose=False) |
| self.assertEqual(sum_of_state_dict(hub_model.state_dict()), SUM_OF_HUB_EXAMPLE) |
| assert any("will be deprecated in favor of default zipfile" in str(w) for w in ws) |
| |
| # Test the default zipfile serialization format produced by >=1.6 release. |
| @retry(Exception, tries=3) |
| def test_load_zip_1_6_checkpoint(self): |
| hub_model = hub.load( |
| 'ailzhang/torchhub_example', |
| 'mnist_zip_1_6', |
| pretrained=True, |
| verbose=False, |
| trust_repo=True |
| ) |
| self.assertEqual(sum_of_state_dict(hub_model.state_dict()), SUM_OF_HUB_EXAMPLE) |
| |
| @retry(Exception, tries=3) |
| def test_hub_parse_repo_info(self): |
| # If the branch is specified we just parse the input and return |
| self.assertEqual( |
| torch.hub._parse_repo_info('a/b:c'), |
| ('a', 'b', 'c') |
| ) |
| # For torchvision, the default branch is main |
| self.assertEqual( |
| torch.hub._parse_repo_info('pytorch/vision'), |
| ('pytorch', 'vision', 'main') |
| ) |
| # For the torchhub_example repo, the default branch is still master |
| self.assertEqual( |
| torch.hub._parse_repo_info('ailzhang/torchhub_example'), |
| ('ailzhang', 'torchhub_example', 'master') |
| ) |
| |
| @retry(Exception, tries=3) |
| def test_load_commit_from_forked_repo(self): |
| with self.assertRaisesRegex(ValueError, 'If it\'s a commit from a forked repo'): |
| torch.hub.load('pytorch/vision:4e2c216', 'resnet18') |
| |
| @retry(Exception, tries=3) |
| @patch('builtins.input', return_value='') |
| def test_trust_repo_false_emptystring(self, patched_input): |
| with self.assertRaisesRegex(Exception, 'Untrusted repository.'): |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo=False) |
| self._assert_trusted_list_is_empty() |
| patched_input.assert_called_once() |
| |
| patched_input.reset_mock() |
| with self.assertRaisesRegex(Exception, 'Untrusted repository.'): |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo=False) |
| self._assert_trusted_list_is_empty() |
| patched_input.assert_called_once() |
| |
| @retry(Exception, tries=3) |
| @patch('builtins.input', return_value='no') |
| def test_trust_repo_false_no(self, patched_input): |
| with self.assertRaisesRegex(Exception, 'Untrusted repository.'): |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo=False) |
| self._assert_trusted_list_is_empty() |
| patched_input.assert_called_once() |
| |
| patched_input.reset_mock() |
| with self.assertRaisesRegex(Exception, 'Untrusted repository.'): |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo=False) |
| self._assert_trusted_list_is_empty() |
| patched_input.assert_called_once() |
| |
| @retry(Exception, tries=3) |
| @patch('builtins.input', return_value='y') |
| def test_trusted_repo_false_yes(self, patched_input): |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo=False) |
| self._assert_in_trusted_list("ailzhang_torchhub_example") |
| patched_input.assert_called_once() |
| |
| # Loading a second time with "check", we don't ask for user input |
| patched_input.reset_mock() |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo="check") |
| patched_input.assert_not_called() |
| |
| # Loading again with False, we still ask for user input |
| patched_input.reset_mock() |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo=False) |
| patched_input.assert_called_once() |
| |
| @retry(Exception, tries=3) |
| @patch('builtins.input', return_value='no') |
| def test_trust_repo_check_no(self, patched_input): |
| with self.assertRaisesRegex(Exception, 'Untrusted repository.'): |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo="check") |
| self._assert_trusted_list_is_empty() |
| patched_input.assert_called_once() |
| |
| patched_input.reset_mock() |
| with self.assertRaisesRegex(Exception, 'Untrusted repository.'): |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo="check") |
| patched_input.assert_called_once() |
| |
| @retry(Exception, tries=3) |
| @patch('builtins.input', return_value='y') |
| def test_trust_repo_check_yes(self, patched_input): |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo="check") |
| self._assert_in_trusted_list("ailzhang_torchhub_example") |
| patched_input.assert_called_once() |
| |
| # Loading a second time with "check", we don't ask for user input |
| patched_input.reset_mock() |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo="check") |
| patched_input.assert_not_called() |
| |
| @retry(Exception, tries=3) |
| def test_trust_repo_true(self): |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo=True) |
| self._assert_in_trusted_list("ailzhang_torchhub_example") |
| |
| @retry(Exception, tries=3) |
| def test_trust_repo_builtin_trusted_owners(self): |
| torch.hub.load('pytorch/vision', 'resnet18', trust_repo="check") |
| self._assert_trusted_list_is_empty() |
| |
| @retry(Exception, tries=3) |
| def test_trust_repo_none(self): |
| with warnings.catch_warnings(record=True) as w: |
| warnings.simplefilter("always") |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo=None) |
| assert len(w) == 1 |
| assert issubclass(w[-1].category, UserWarning) |
| assert "You are about to download and run code from an untrusted repository" in str(w[-1].message) |
| |
| self._assert_trusted_list_is_empty() |
| |
| @retry(Exception, tries=3) |
| def test_trust_repo_legacy(self): |
| # We first download a repo and then delete the allowlist file |
| # Then we check that the repo is indeed trusted without a prompt, |
| # because it was already downloaded in the past. |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo=True) |
| os.remove(self.trusted_list_path) |
| |
| torch.hub.load('ailzhang/torchhub_example', 'mnist_zip_1_6', trust_repo="check") |
| |
| self._assert_trusted_list_is_empty() |