Insert hash of downloaded MDF files before the extension instead of at the beginning

The test of fast run changes introduced in MooreOnline!453 (merged) relies on the capability to read two downloaded input files in the right order. The hashes added to the start of downloaded filenames were interfering with that.

Hlt/Moore/python/Moore/qmtest/context.py

@@ -111,12 +111,15 @@ def download_inputs_locally(urls, dest_dir, assertion_endswith, max_size=None):
             url = url[4:]
         if url not in local_files:
             # prepend hash of full URL in case basenames are not unique
-            basename = '{}_{}'.format(
-                hashlib.md5(url.encode()).hexdigest(), os.path.basename(url))
+            basename = os.path.basename(url)
             assertion = 0
             for ending in assertion_endswith:
                 assertion += basename.endswith(ending)
             assert assertion
+            stem, ext = os.path.splitext(basename)
+            basename = '{}_{}{}'.format(stem,
+                                        hashlib.md5(url.encode()).hexdigest(),
+                                        ext)
 
             dest = os.path.join(dest_dir, basename)
             src_size = xrd_size(url)
@@ -158,7 +161,7 @@ def download_inputs_locally(urls, dest_dir, assertion_endswith, max_size=None):
 
 def download_digi_inputs_locally(urls, dest_dir, max_size=None):
     """
-    Calls download_inputs_locally specifically for digi or xdigi files.    
+    Calls download_inputs_locally specifically for digi or xdigi files.
     """
     assertion_endswith = ['.digi', '.xdigi']
     return download_inputs_locally(