From: Vladimír Vondruš <mosra@centrum.cz>
Date: Thu, 8 Oct 2020 10:53:54 +0000 (+0200)
Subject: documentation/python: improve an assert.
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~cjwatson/git?a=commitdiff_plain;h=340c4ab9cf5ec04a7d1bb99d000893a121a25adf;p=blog.git

documentation/python: improve an assert.
---

diff --git a/documentation/python.py b/documentation/python.py
index af89bfd9..ce35d81e 100755
--- a/documentation/python.py
+++ b/documentation/python.py
@@ -2585,7 +2585,7 @@ def run(basedir, config, *, templates=default_templates, search_add_lookahead_ba
     # TODO: rework when we have nested page support
     for i in range(len(page_index)):
         entry = state.name_map[page_index[i]]
-        assert entry.type == EntryType.PAGE
+        assert entry.type == EntryType.PAGE, "page %s already used as %s (%s)" % (page_index[i], entry.type, entry.url)
 
         index_entry = Empty()
         index_entry.kind = 'page'