From 056eb02719497a700e332d2ad69c2b11db0e3552 Mon Sep 17 00:00:00 2001
From: Serhiy Storchaka <storchaka@gmail.com>
Date: Wed, 19 Feb 2014 23:05:12 +0200
Subject: Issue #20654: Fixed pydoc for enums with zero value.  Patch by
 Vajrasky Kok.

---
 Lib/test/test_pydoc.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'Lib/test/test_pydoc.py')

diff --git a/Lib/test/test_pydoc.py b/Lib/test/test_pydoc.py
index 105116a5c0..9909b9ae53 100644
--- a/Lib/test/test_pydoc.py
+++ b/Lib/test/test_pydoc.py
@@ -386,6 +386,16 @@ class PydocDocTest(unittest.TestCase):
             print_diffs(expected_text, result)
             self.fail("outputs are not equal, see diff above")
 
+    def test_text_enum_member_with_value_zero(self):
+        # Test issue #20654 to ensure enum member with value 0 can be
+        # displayed. It used to throw KeyError: 'zero'.
+        import enum
+        class BinaryInteger(enum.IntEnum):
+            zero = 0
+            one = 1
+        doc = pydoc.render_doc(BinaryInteger)
+        self.assertIn('<BinaryInteger.zero: 0>', doc)
+
     def test_issue8225(self):
         # Test issue8225 to ensure no doc link appears for xml.etree
         result, doc_loc = get_pydoc_text(xml.etree)
-- 
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