Use method delete_if_exists from oslo.utils

oslo.utils provides same method[1] in module fileutils,
and just use it.

TrivialFix

[1]https://github.com/openstack/oslo.utils/blob/9981276fe6e58c576b69b06afd3662e8c981136c/oslo_utils/fileutils.py#L49-L60

Change-Id: Ic83cfa28f96f97af17f19eda950fc6709ce12760

1 files changed, 0 insertions, 12 deletions

diff --git a/ironic/common/utils.py b/ironic/common/utils.py
index 51c56c1c0..0bf1be096 100644
--- a/ironic/common/utils.py
+++ b/ironic/common/utils.py
@@ -135,18 +135,6 @@ def random_alnum(size=32):
     return ''.join(random.choice(characters) for _ in range(size))
 
 
-def delete_if_exists(pathname):
-    """delete a file, but ignore file not found error."""
-
-    try:
-        os.unlink(pathname)
-    except OSError as e:
-        if e.errno == errno.ENOENT:
-            return
-        else:
-            raise
-
-
 def is_valid_boolstr(val):
     """Check if the provided string is a valid bool string or not."""
     boolstrs = ('true', 'false', 'yes', 'no', 'y', 'n', '1', '0')