diff --git a/python/PRConfig/FilesFromDirac.py b/python/PRConfig/FilesFromDirac.py
index e9c167b14e5633f590ae0e6158a92e02f444a418..a0d8de86134035f267ab803febfc6c4cb5be09c9 100644
--- a/python/PRConfig/FilesFromDirac.py
+++ b/python/PRConfig/FilesFromDirac.py
@@ -14,7 +14,11 @@ import subprocess
 from collections import defaultdict
 
 
-def get_access_urls_mc(bkkpath, evttype, filetypes, sites_to_remove=[], max_files=500):
+def get_access_urls_mc(bkkpath,
+                       evttype,
+                       filetypes,
+                       sites_to_remove=[],
+                       max_files=500):
     customEnv = {}
 
     # set custom grid proxy path if exists
@@ -70,7 +74,9 @@ def get_access_urls_mc(bkkpath, evttype, filetypes, sites_to_remove=[], max_file
 
     # Filter out some failing grid sites/files from the list
     excluded = ['stfc.ac.uk'] + sites_to_remove
-    lfns = [lfn for lfn in lfns_tmp if not any(site in lfn for site in excluded)]
+    lfns = [
+        lfn for lfn in lfns_tmp if not any(site in lfn for site in excluded)
+    ]
     lfns = sorted(lfns, key=lambda str: not "eoslhcb.cern.ch" in str)
 
     return lfns
@@ -141,13 +147,12 @@ def get_access_urls_data(bkkpath, sites_to_remove=[], max_files=500):
 
     # Filter out some failing grid sites/files from the list
     excluded = ['stfc.ac.uk'] + sites_to_remove
-    lfns = [lfn for lfn in lfns_tmp if not any(site in lfn for site in excluded)]
+    lfns = [
+        lfn for lfn in lfns_tmp if not any(site in lfn for site in excluded)
+    ]
     lfns = sorted(lfns, key=lambda str: not "eoslhcb.cern.ch" in str)
 
     return lfns
 
     # TODO warn if some of the first N files was not resolved to a URL
     # since then one would get numerically different results.
-
-
-