From ef7d0da81af28c40ff29eb0a973076ddc5002885 Mon Sep 17 00:00:00 2001
From: Jeff Long <willcode4@gmail.com>
Date: Sat, 17 Feb 2018 09:23:09 -0500
Subject: python gateway: use tuples instead of lists where possible
---
gnuradio-runtime/python/gnuradio/gr/gateway.py | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
(limited to 'gnuradio-runtime/python/gnuradio/gr/gateway.py')
diff --git a/gnuradio-runtime/python/gnuradio/gr/gateway.py b/gnuradio-runtime/python/gnuradio/gr/gateway.py
index fe9a77bcc4..eb8f520af4 100644
--- a/gnuradio-runtime/python/gnuradio/gr/gateway.py
+++ b/gnuradio-runtime/python/gnuradio/gr/gateway.py
@@ -100,7 +100,7 @@ class py_io_signature(object):
def port_types(self, nports):
ntypes = len(self.__types)
if ntypes == 0:
- return []
+ return ()
if nports <= ntypes:
return self.__types[:nports]
return self.__types + [self.__types[-1]]*(nports-ntypes)
@@ -112,9 +112,9 @@ class gateway_block(object):
def __init__(self, name, in_sig, out_sig, work_type, factor):
- # Normalize the many Python ways of saying 'nothing' to '[]'
- in_sig = in_sig or []
- out_sig = out_sig or []
+ # Normalize the many Python ways of saying 'nothing' to '()'
+ in_sig = in_sig or ()
+ out_sig = out_sig or ()
# Backward compatibility: array of type strings -> py_io_signature
if type(in_sig) is py_io_signature:
--
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