使用Python计算日期之间的天数：简单指南
Have you ever needed to calculate how many days have passed since a specific date? Whether you're tracking project timelines, counting down to an important event, or just curious about time...
Python的datetime模块可以方便地计算特定日期与今天之间的天数。通过定义函数，可以处理日期字符串和未来日期，适用于项目管理、个人事件和财务应用等场景。
