def trans2seq(r):
blocks = []
func(r, blocks)
tree = []
for b in blocks:
btree = tree_to_index(b)
tree.append(btree)
return tree
def trans2seq(r):
blocks = []
func(r, blocks, r)
tree = []
#for b in blocks:
if(len(blocks) > 0):
btree = tree_to_index(blocks[0])
tree.append(btree)
return tree
return []
def trans_to_sequences(ast):
sequence = []
func(ast, sequence, ast)
return sequence