def broadcast_chunks(*chunkss):
 if (len(chunkss) == 1):
  return chunkss[0]
 n = max(map(len, chunkss))
 chunkss2 = [((((1,),) * (n - len(c))) + c) for c in chunkss]
 result = []
 for i in range(n):
  step1 = [c[i] for c in chunkss2]
  if all(((c == (1,)) for c in step1)):
   step2 = step1
  else:
   step2 = [c for c in step1 if (c != (1,))]
  if (len(set(step2)) != 1):
   raise ValueError(('Chunks do not align: %s' % str(step2)))
  result.append(step2[0])
 return tuple(result)

def broadcast_chunks ( * chunkss ) : if ( len ( chunkss ) == 1 ) : return chunkss [ 0 ] n = max ( map ( len , chunkss ) ) chunkss2 = [ ( ( ( ( 1 , ) , ) * ( n - len ( c ) ) ) + c ) for c in chunkss ] result = [ ] for i in range ( n ) : step1 = [ c [ i ] for c in chunkss2 ] if all ( ( ( c == ( 1 , ) ) for c in step1 ) ) : step2 = step1 else : step2 = [ c for c in step1 if ( c != ( 1 , ) ) ] if ( len ( set ( step2 ) ) != 1 ) : raise ValueError ( ( 'Chunks do not align: %s' % str ( step2 ) ) ) result . append ( step2 [ 0 ] ) return tuple ( result )
construct a chunks tuple that broadcasts many chunks tuples .