--- a/mozilla-tests/production_config.py
+++ b/mozilla-tests/production_config.py
@@ -19,17 +19,17 @@ SLAVES = {
     'ubuntu64-asan_vm_lnx_large': {},
     'ubuntu64_hw': {},
     'ubuntu64_hw_qr': {},
     'ubuntu64_hw_stylo': {},
     'ubuntu64_hw_devedition': {},
     'win64_vm': {},
 }
 
-for i in range(1,2) + range(2, 41):  # Bug 1297173 // Bug 1299468 // Bug 1317723 //Bug 1337394 /Bug 1395682
+for i in range(1, 2) + range(2, 41):  # Bug 1297173 // Bug 1299468 // Bug 1317723 //Bug 1337394 /Bug 1395682
     SLAVES['xp_ix']['t-xp32-ix-%03i' % i] = {}
 
 for i in range(1, 151):   #  Move 111 machines from Windows 7 pool to Windows XP and Windows 8 // Bug 1297173 // Bug 1299468
     SLAVES['win7_ix']['t-w732-ix-%03i' % i] = {}
 
 for i in range(1, 101) + range(102, 600):  # Omit 101 due to win7 golden issues // Bug 1223509
     SLAVES['win7_vm']['t-w732-spot-%03i' % i] = {}