Improve grammar of delete.py

Change-Id: I8a7e31e9bee67d165655eb7552b26ea5e4bfaa49
---
M scripts/delete.py
1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/scripts/delete.py b/scripts/delete.py
index 5c7a8a4..b1d62de 100755
--- a/scripts/delete.py
+++ b/scripts/delete.py
@@ -152,7 +152,7 @@
 
     def display_references(self):
         """
-        Display pages which links the current page, sorted per namespace.
+        Display pages that link to the current page, sorted per namespace.
 
         Number of pages to display per namespace is provided by:
         - self.getOption('isorphan')
@@ -160,8 +160,12 @@
         refs = self.current_page.ref_table
         if refs:
             total = sum(len(v) for v in refs.values())
-            pywikibot.warning('There are %d pages who link to %s.'
-                              % (total, self.current_page))
+            if total > 1:
+                pywikibot.warning('There are {} pages that link to {}.'
+                                  .format(total, self.current_page))
+            else:
+                pywikibot.warning('There is a page that links to {}.'
+                                  .format(self.current_page))
         else:
             return
 

