Remove unused exception

fuel_test/helpers.py

@@ -40,14 +40,10 @@ def extract_virtual_ips(ipaout):
 
 
 def write_config(remote, path, text):
-    try:
-        #todo: move to down layer (paramiko)
-        config = remote.open(path, 'w')
-        config.write(text)
-        logging.info('Write config %s' % text)
-        config.close()
-    except IOError as e:
-        raise IOError('Filename: "{path}", error: {error}'.format(path=path, error=e.message or e.strerror))
+    config = remote.open(path, 'w')
+    config.write(text)
+    logging.info('Write config %s' % text)
+    config.close()
 
 def retry(count, func, **kwargs):
     i = 0