From 1a682bcddfaf6ac3e2fa8d650732c824bbc30bb0 Mon Sep 17 00:00:00 2001
From: "W. Trevor King" <wking@drexel.edu>
Date: Wed, 14 Mar 2012 21:33:06 -0400
Subject: [PATCH] Add rich comparisons to BitwiseOperator (compare by .value).

---
 pycomedi/constant.pyx | 44 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/pycomedi/constant.pyx b/pycomedi/constant.pyx
index 91e9bf3..0edf64b 100644
--- a/pycomedi/constant.pyx
+++ b/pycomedi/constant.pyx
@@ -73,6 +73,26 @@ also start a bitwise chain with an integer.
 >>> 64 | TRIG_SRC.now
 <BitwiseOperator 66>
 
+Rich comparisons with other flags and integers are also supported.
+
+>>> 64 > TRIG_SRC.now
+True
+>>> TRIG_SRC.now > 64
+False
+>>> TRIG_SRC.now >= 2
+True
+>>> TRIG_SRC.now >= 3
+False
+>>> import copy
+>>> TRIG_SRC.now == copy.deepcopy(TRIG_SRC.now)
+True
+>>> TRIG_SRC.now != TRIG_SRC.now
+False
+<<< TRIG_SRC.now <= 2
+True
+<<< TRIG_SRC.now < 3
+False
+
 .. [#ops] See `emulating numeric types`_ and `NotImplementedError` in
    `the standard type hierarchy`_.
 
@@ -150,6 +170,30 @@ cdef class BitwiseOperator (object):
         s,o = BitwiseOperator._prepare_self_other(self, other)
         return BitwiseOperator(int(long.__or__(s, o)))
 
+    def __lt__(self, other):
+        s,o = BitwiseOperator._prepare_self_other(self, other)
+        return s < o
+
+    def __le__(self, other):
+        s,o = BitwiseOperator._prepare_self_other(self, other)
+        return s <= o
+
+    def __eq__(self, other):
+        s,o = BitwiseOperator._prepare_self_other(self, other)
+        return s == o
+
+    def __ne__(self, other):
+        s,o = BitwiseOperator._prepare_self_other(self, other)
+        return s != o
+
+    def __gt__(self, other):
+        s,o = BitwiseOperator._prepare_self_other(self, other)
+        return s > o
+
+    def __ge__(self, other):
+        s,o = BitwiseOperator._prepare_self_other(self, other)
+        return s >= o
+
 
 class _NamedInt (BitwiseOperator):
     "A flag or enum item."
-- 
2.26.2