def testMixedStrTypes(self):
temp_dir = compat.as_bytes(test.get_temp_dir())
for sub_dir in ["str", b"bytes", u"unicode"]:
base_dir = os.path.join((temp_dir if isinstance(sub_dir, bytes)
else temp_dir.decode()), sub_dir)
self.assertFalse(gfile.Exists(base_dir))
gfile.MakeDirs(os.path.join(compat.as_str_any(base_dir), "42"))
gc._get_paths(base_dir, _create_parser(base_dir))
def _garbage_collect_exports(self, export_dir_base):
"""Deletes older exports, retaining only a given number of the most recent.
Export subdirectories are assumed to be named with monotonically increasing
integers; the most recent are taken to be those with the largest values.
Args:
export_dir_base: the base directory under which each export is in a
versioned subdirectory.
"""
if self._exports_to_keep is None:
return
def _export_version_parser(path):
# create a simple parser that pulls the export_version from the directory.
filename = os.path.basename(path.path)
if not (len(filename) == 10 and filename.isdigit()):
return None
return path._replace(export_version=int(filename))
# pylint: disable=protected-access
keep_filter = gc._largest_export_versions(self._exports_to_keep)
delete_filter = gc._negation(keep_filter)
for p in delete_filter(
gc._get_paths(export_dir_base, parser=_export_version_parser)):
try:
gfile.DeleteRecursively(p.path)
except errors_impl.NotFoundError as e:
tf_logging.warn('Can not delete %s recursively: %s', p.path, e)
def testGcsDirWithSeparator(self):
base_dir = "gs://bucket/foo"
with test.mock.patch.object(gfile,
"ListDirectory") as mock_list_directory:
# gfile.ListDirectory returns directory names with separator '/'
mock_list_directory.return_value = ["0/", "1/"]
self.assertEqual(gc._get_paths(base_dir, _create_parser(base_dir)),
[
gc.Path(os.path.join(base_dir, "0"), 0),
gc.Path(os.path.join(base_dir, "1"), 1)
])
def testPathsWithParse(self):
base_dir = os.path.join(test.get_temp_dir(), "paths_parse")
self.assertFalse(gfile.Exists(base_dir))
for p in xrange(3):
gfile.MakeDirs(os.path.join(base_dir, "%d" % p))
# add a base_directory to ignore
gfile.MakeDirs(os.path.join(base_dir, "ignore"))
self.assertEqual(gc._get_paths(base_dir, _create_parser(base_dir)), [
gc.Path(os.path.join(base_dir, "0"), 0),
gc.Path(os.path.join(base_dir, "1"), 1),
gc.Path(os.path.join(base_dir, "2"), 2)
])
