Refactor object storage credentials.

Author: Fernando Ojeda

SoftLayer/CLI/object_storage/credential/limit.py

@@ -15,10 +15,10 @@ def cli(env, identifier):
     """Credential limits for this IBM Cloud Object Storage account."""
 
     mgr = SoftLayer.ObjectStorageManager(env.client)
-    limit = mgr.limit_credential(identifier)
+    credential_limit = mgr.limit_credential(identifier)
     table = formatting.Table(['limit'])
     table.add_row([
-        limit,
+        credential_limit,
     ])
 
     env.fout(table)

SoftLayer/CLI/object_storage/credential/list.py

@@ -15,10 +15,10 @@ def cli(env, identifier):
     """Retrieve credentials used for generating an AWS signature. Max of 2."""
 
     mgr = SoftLayer.ObjectStorageManager(env.client)
-    list = mgr.list_credential(identifier)
+    credential_list = mgr.list_credential(identifier)
     table = formatting.Table(['id', 'password', 'username', 'type_name'])
 
-    for credential in list:
+    for credential in credential_list:
         table.add_row([
             credential['id'],
             credential['password'],