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authorMike Bayer <mike_mp@zzzcomputing.com>2012-08-13 14:37:58 -0400
committerMike Bayer <mike_mp@zzzcomputing.com>2012-08-13 14:37:58 -0400
commitd9b5991f9c21836e1d48555b949a402fc4ce6b35 (patch)
treedfe0d8d1635bab0659b8634faa8ba4580ac1bade /lib/sqlalchemy/sql/operators.py
parent96650157083f9c691a7a8a737724159cd6a1d668 (diff)
downloadsqlalchemy-d9b5991f9c21836e1d48555b949a402fc4ce6b35.tar.gz
- develop new system of applying custom operators to ColumnElement classes. resembles
that of the ORM so far.
Diffstat (limited to 'lib/sqlalchemy/sql/operators.py')
-rw-r--r--lib/sqlalchemy/sql/operators.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/operators.py b/lib/sqlalchemy/sql/operators.py
index 89681fa6a..f851a5b00 100644
--- a/lib/sqlalchemy/sql/operators.py
+++ b/lib/sqlalchemy/sql/operators.py
@@ -176,6 +176,10 @@ class custom_op(object):
self.opstring = opstring
self.precedence = precedence
+ def __eq__(self, other):
+ return isinstance(other, custom_op) and \
+ other.opstring == self.opstring
+
def __call__(self, left, right, **kw):
return left.operate(self, right, **kw)