# HG changeset patch
# User Frederic Bastien <nouiz@nouiz.org>
# Date 1297181644 18000
# Node ID 84cb96db56735c221a37799bcefb2eed0e813078
# Parent  ea5d27727869d746840c5b96b1c341a86cdce320
return the first file in a file that exists in the directory in the PYLEARN_DATA_ROOT.

diff -r ea5d27727869 -r 84cb96db5673 pylearn/datasets/config.py
--- a/pylearn/datasets/config.py	Mon Feb 07 17:04:56 2011 -0500
+++ b/pylearn/datasets/config.py	Tue Feb 08 11:14:04 2011 -0500
@@ -51,11 +51,15 @@
     return roots2
 
 
-def get_filepath_in_roots(name):
+def get_filepath_in_roots(*names):
     """Return the full path of name that exist under a directory
     in the PYLEARN_DATA_ROOT env variable.
+    
+    If their is multiple file name, we return the first that exist.
+    This allow to get one of the file that is there.
     """
-    for root in data_roots():
-        path = os.path.join(root,name)
-        if os.path.exists(path):
-            return path
+    for name in names:
+        for root in data_roots():
+            path = os.path.join(root,name)
+            if os.path.exists(path):
+                return path