Intercept unl.ru errors

scripts/unlizeXml.py

@@ -32,9 +32,12 @@ def unlize(text, lang, dry_run=False):
         'translate': 'Process'
     }
 
+    try:
         r = requests.post(url, data)
         # Remove garbage before first '['
         return ''.join(r.text.partition('[')[1:])
+    except Exception as e:
+        return 'Error calling unl.ru : "{error}"'.format(error=e)
 
 
 def nestedBody2Str(b):