delete spaces on empty lines

Author: iraytrace

simpleio.py

@@ -180,12 +180,12 @@ def shift_out(data_pin, clock, value, msb_first=True, bitcount=8):
     """
     if bitcount < 0 or bitcount > 32:
         raise ValueError('bitcount must be in range 0..32 inclusive')
-    
+
     if msb_first:
         bitsequence = lambda: range(bitcount-1, -1, -1)
     else:
         bitsequence = lambda: range(0, bitcount)
-    
+
     for i in bitsequence():
         tmpval = bool(value & (1<<i))
         data_pin.value = tmpval