novatech409b: log sim commands, style

artiq/devices/novatech409b/driver.py

@@ -65,7 +65,7 @@ class Novatech409B:
         # ser_send("F0 1.0") # sets the freq of channel 0 to 1.0 MHz
 
         if self.simulation:
-            print(cmd)
+            logger.info("simulation _ser_send(\"%s\")", cmd)
         else:
             self.port.flushInput()
             self.port.write((cmd + "\r\n").encode())
@@ -81,7 +81,8 @@ class Novatech409B:
                         errstr = self.error_codes[result]
                     except KeyError:
                         errstr = "Unrecognized reply: '{}'".format(result)
-                    s = "Error Code = {ec}, {ecs}".format(ec=result, ecs=errstr)
+                    s = "Error Code = {ec}, {ecs}".format(
+                        ec=result, ecs=errstr)
                     raise UnexpectedResponse(s)
             else:
                 pass