gateware/rtio/core: avoid potential python bug

2015-12-26 22:11:57 +08:00 · 2015-12-26 22:11:57 +08:00 · 9ba8dfbf23
parent 24fa74a8ab
commit 9ba8dfbf23
1 changed files with 6 additions and 1 deletions
--- a/artiq/gateware/rtio/core.py
+++ b/artiq/gateware/rtio/core.py
@ -290,8 +290,13 @@ class _InputManager(Module):


 class Channel:
-    def __init__(self, interface, probes=[], overrides=[],
+    def __init__(self, interface, probes=None, overrides=None,
                 ofifo_depth=64, ififo_depth=64):
+        if probes is None:
+            probes = []
+        if overrides is None:
+            overrides = []
+
        self.interface = interface
        self.probes = probes
        self.overrides = overrides