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authorDaniele Varrazzo <daniele.varrazzo@gmail.com>2012-09-25 00:02:24 +0100
committerDaniele Varrazzo <daniele.varrazzo@gmail.com>2012-09-25 00:07:08 +0100
commitb8b669611ec42f5d93dd4669ba30b6c0cb8b0663 (patch)
treec3134109d47843d7c9842edb23fb692ba90416f1 /lib
parentf70e6a151937f4a2f0bf706f20acd0d6049aa60c (diff)
downloadpsycopg2-b8b669611ec42f5d93dd4669ba30b6c0cb8b0663.tar.gz
More helpful error messasge on Range order attempts
Diffstat (limited to 'lib')
-rw-r--r--lib/_range.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/_range.py b/lib/_range.py
index 549efeb..0f99c27 100644
--- a/lib/_range.py
+++ b/lib/_range.py
@@ -132,7 +132,9 @@ class Range(object):
return hash((self._lower, self._upper, self._bounds))
def __lt__(self, other):
- raise TypeError('Range objects are not ordered')
+ raise TypeError(
+ 'Range objects cannot be ordered; please refer to the PostgreSQL'
+ ' documentation to perform this operation in the database')
__le__ = __gt__ = __ge__ = __lt__