MOD mne_experiment: raise Error if root does not exist

christianbrodbeck · Aug 22, 2012 · 171b27c · 171b27c
1 parent 58188f8
commit 171b27c
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/eelbrain/vessels/experiment.py b/eelbrain/vessels/experiment.py
@@ -60,6 +60,8 @@ def __init__(self, root=None,
         """
         if root:
             root = os.path.expanduser(root)
+            if not os.path.exists(root):
+                raise IOError("Path does not exist: %r" % root)
         else:
             msg = "Please select the meg directory of your experiment"
             root = ui.ask_dir("Select Root Directory", msg, True)