qa/tasks/qemu: get rid of cStringIO for py3

Signed-off-by: Kyr Shatskyy <kyrylo.shatskyy@suse.com>
(cherry picked from commit 914c0816e639b16780cfb991f5a89ffbb496d001)

diff --git a/qa/tasks/qemu.py b/qa/tasks/qemu.py
index 48ed5b024d64c8a965c65cc2281a0289e9b226d3..bad0d8f4dc482fc12f0446bdcc5474698625faa6 100644 (file)
--- a/qa/tasks/qemu.py
+++ b/qa/tasks/qemu.py
@@ -1,7 +1,6 @@
 """
 Qemu task
 """
-from cStringIO import StringIO
 
 import contextlib
 import logging
@@ -171,7 +170,7 @@ def generate_iso(ctx, config):
         user_data = user_data.format(
             ceph_branch=ctx.config.get('branch'),
             ceph_sha1=ctx.config.get('sha1'))
-        teuthology.write_file(remote, userdata_path, StringIO(user_data))
+        teuthology.write_file(remote, userdata_path, user_data)
 
         with open(os.path.join(src_dir, 'metadata.yaml'), 'rb') as f:
             teuthology.write_file(remote, metadata_path, f)