Updates a field using a nested loop in an arcpy update cursor

updateRowsWithNestedLoop.py

import arcpy

lyr = arcpy.mapping.Layer(r'C:\Some\Arb\Folder\work.gdb\ftr_test')

cursor = arcpy.da.UpdateCursor(lyr, 'Name')

for i in xrange(10):
  for e in ['X', 'Y']:
    upd.next() # Increment the cursor
    upd.updateRow(['Zone ' + str(i) + e])
    
# Output
# Zone 1X
# Zone 1Y
# Zone 2X
# etc