hardware_testbench: clean up artiq_core_exeption printing

2016-03-09 17:22:15 +01:00 · 2016-03-09 17:22:15 +01:00 · 9a661bd273
commit 9a661bd273
parent b50e3fabb0
1 changed files with 3 additions and 1 deletions
--- a/artiq/test/hardware_testbench.py
+++ b/artiq/test/hardware_testbench.py
@ -125,5 +125,7 @@ class ExperimentCase(unittest.TestCase):
            # Reduce amount of text on terminal.
            raise error from None
        except Exception as exn:
-            exn.args = exn.args[0] + "\n" + str(exn.artiq_core_exception),
+            if hasattr(exn, "artiq_core_exception"):
+                exn.args = "{}\n{}".format(exn.args[0],
+                                           exn.artiq_core_exception),
            raise exn