def create_file_symlink(file1, file2):
"""
Simply create the symlinks for a given file1 to file2.
Useful during model checkpointing to symlinks to the
latest successful checkpoint.
"""
try:
if PathManager.exists(file2):
PathManager.rm(file2)
PathManager.symlink(file1, file2)
except Exception as e:
logging.info(f"Could NOT create symlink. Error: {e}")
def test_symlink(self) -> None:
_symlink = self._tmpfile + "_symlink" # pyre-ignore
assert PathManager.symlink(self._tmpfile, _symlink) # pyre-ignore
with PathManager.open(_symlink) as f:
self.assertEqual(f.read(), self._tmpfile_contents)
assert os.readlink(_symlink) == self._tmpfile
os.remove(_symlink)
