From 4a6302b6fe1a0acb85267677a9be2ee925cf8248 Mon Sep 17 00:00:00 2001
From: Raymond Hettinger <python@rcn.com>
Date: Sun, 13 Jul 2003 01:31:38 +0000
Subject: SF 748201:  time.strptime() should display format and date on error

Usability fix.  Makes the error message more helpful.
---
 Lib/_strptime.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Lib/_strptime.py b/Lib/_strptime.py
index ba9dde0..635613e 100644
--- a/Lib/_strptime.py
+++ b/Lib/_strptime.py
@@ -430,7 +430,8 @@ def strptime(data_string, format="%a %b %d %H:%M:%S %Y"):
         _regex_cache[format] = format_regex
     found = format_regex.match(data_string)
     if not found:
-        raise ValueError("time data did not match format")
+        raise ValueError("time data did not match format:  data=%s  fmt=%s" %
+                         (data_string, format))
     if len(data_string) != found.end():
         raise ValueError("unconverted data remains: %s" %
                           data_string[found.end():])
-- 
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