def batch(iterable, batch_size=BATCH_SIZE):
 b = []
 for i in iterable:
  b.append(i)
  if (len(b) == batch_size):
   (yield tuple(b))
   b = []
 if b:
  (yield tuple(b))

def batch ( iterable , batch_size = BATCH_SIZE ) : b = [ ] for i in iterable : b . append ( i ) if ( len ( b ) == batch_size ) : ( yield tuple ( b ) ) b = [ ] if b : ( yield tuple ( b ) )
yaml: batch execute a batch command .