1 files changed, 0 insertions, 18 deletions
diff --git a/nova/utils.py b/nova/utils.py
index 966dde667..8d7ff1f64 100644
--- a/nova/utils.py
+++ b/nova/utils.py
@@ -337,24 +337,6 @@ def str_dict_replace(s, mapping):
     return s
 
 
-def mktmpfile(dir):
-    """create tmpfile under dir, and return filename."""
-    filename = datetime.datetime.utcnow().strftime('%Y%m%d%H%M%S')
-    fpath = os.path.join(dir, filename)
-    open(fpath, 'a+').write(fpath + '\n')
-    return fpath
-
-
-def exists(filename):
-    """check file path existence."""
-    return os.path.exists(filename)
-
-
-def remove(filename):
-    """remove file."""
-    return os.remove(filename)
-
-
 class LazyPluggable(object):
     """A pluggable backend loaded lazily based on some value."""