slightly better error message

2021-06-09 16:34:28 +02:00
parent 411a38e297
commit 4aec32bb28
1 changed files with 2 additions and 1 deletions
@@ -17,8 +17,9 @@ def get_src(pvname, cls):
 def decide_src_plt_cfg(pvname):
    Src = decide_src_type(pvname)
    src = get_src(pvname, Src)
+
    if not src.is_connected:
-        raise RuntimeError(f"{pvname} is not connected")
+        raise RuntimeError(f"{pvname} is not connected, cannot create plot")

    Plt, Cfg = decide_plt_cfg_type(src)
    plt = Plt(name=pvname)