1 files changed, 12 insertions, 0 deletions
diff --git a/openstack/common/fileutils.py b/openstack/common/fileutils.py
index 0c967da..9f8807f 100644
--- a/openstack/common/fileutils.py
+++ b/openstack/common/fileutils.py
@@ -96,3 +96,15 @@ def remove_path_on_error(path):
     except Exception:
         with excutils.save_and_reraise_exception():
             delete_if_exists(path)
+
+
+def file_open(*args, **kwargs):
+    """Open file
+
+    see built-in file() documentation for more details
+
+    Note: The reason this is kept in a separate module is to easily
+    be able to provide a stub module that doesn't alter system
+    state at all (for unit tests)
+    """
+    return file(*args, **kwargs)