qa/tasks/ragweed.py: use str methods of helper from string module

in Python3, some methods offered by `string` module are now member
method of `str` class, and `string.uppercase` is renamed to
`string.ascii_uppercase` in Python2 and Python3. so let's update
accordingly.

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/qa/tasks/ragweed.py b/qa/tasks/ragweed.py
index 32d108ceb640f397705e56ba02f4ee0a11d04059..4cc280d30d68e81e9cf8206973f0b2b1fb9e7a02 100644 (file)
--- a/qa/tasks/ragweed.py
+++ b/qa/tasks/ragweed.py
@@ -100,7 +100,7 @@ def _config_user(ragweed_conf, section, user):
     ragweed_conf[section].setdefault('user_id', user)
     ragweed_conf[section].setdefault('email', '{user}+test@test.test'.format(user=user))
     ragweed_conf[section].setdefault('display_name', 'Mr. {user}'.format(user=user))
-    ragweed_conf[section].setdefault('access_key', ''.join(random.choice(string.uppercase) for i in range(20)))
+    ragweed_conf[section].setdefault('access_key', ''.join(random.choice(string.ascii_uppercase) for i in range(20)))
     ragweed_conf[section].setdefault('secret_key', base64.b64encode(os.urandom(40)))
 
 
@@ -112,7 +112,7 @@ def create_users(ctx, config, run_stages):
     assert isinstance(config, dict)
 
     for client, properties in config['config'].items():
-        run_stages[client] = string.split(properties.get('stages', 'prepare,check'), ',')
+        run_stages[client] = properties.get('stages', 'prepare,check').split(',')
 
     log.info('Creating rgw users...')
     testdir = teuthology.get_testdir(ctx)
@@ -248,7 +248,7 @@ def run_tests(ctx, config, run_stages):
     testdir = teuthology.get_testdir(ctx)
     attrs = ["!fails_on_rgw"]
     for client, client_config in config.items():
-        stages = string.join(run_stages[client], ',')
+        stages = ','.join(run_stages[client])
         args = [
             'RAGWEED_CONF={tdir}/archive/ragweed.{client}.conf'.format(tdir=testdir, client=client),
             'RAGWEED_STAGES={stages}'.format(stages=stages),