列表理解提示

Question

有更优雅的方式来写这个吗？：

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

我试图理解列表理解。

任何帮助都将非常感激

Answer 1

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