Resolve a syntax warning
@@ -268,7 +268,7 @@ class cc_message(operation):
self._opcode = CFM_CC_MESSAGE
assert rdi in [0, 1]
self.rdi = rdi
- assert interval is not 0
+ assert interval != 0
self.interval = interval
self.seq_num = seq_num
assert 1 <= mep_id <= 8191
