列表理解提示

Question

有没有更优雅的写法？:

q = []
for line in lines:
    date = line.split(",", 1)
    q.append(date[0])

我正在尝试理解列表理解。

任何帮助将不胜感激

Answer 1

q = [line.split(",", 1)[0] for line in lines]