[doc] Fix doc for raising Exception in add_text.py

Change-Id: I697cf094c1432f2b159b47d42568ce0957e41bfd
---
M scripts/add_text.py
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/scripts/add_text.py b/scripts/add_text.py
index dd54b72..6f5ba3c 100755
--- a/scripts/add_text.py
+++ b/scripts/add_text.py
@@ -396,10 +396,8 @@
 
     :param argv: input arguments to be parsed
     :param generator_factory: factory that will determine the page to edit
-
     :return: dictionary with our parsed arguments
-
-    @raise: ValueError if we receive invalid arguments
+    :raise ValueError: invalid arguments received
     """
     args = dict(DEFAULT_ARGS)
     argv = pywikibot.handle_args(argv)

