修改这个作者名的步骤：

依次点击：File->Default Settings->Editor->File and Code Templete -> Python Script

如图：修改右面部分

屏幕快照 2016-01-06 上午11.23.43.png

${PROJECT_NAME} – the name of the current project.
${NAME} – the name of the new file which you specify in the New File dialog box during the file creation.
${USER} – the login name of the current user.
${DATE} – the current system date.
${TIME} – the current system time.
${YEAR} – the current year.
${MONTH} – the current month.
${DAY} – the current day of the month.
${HOUR} – the current hour.
${MINUTE} – the current minute.
${PRODUCT_NAME} – the name of the IDE in which the file will be created.
${MONTH_NAME_SHORT} – the first 3 letters of the month name. Example: Jan, Feb, etc.
${MONTH_NAME_FULL} – full name of a month. Example: January, February, etc.

修改好之后记得重启Pycharm哦！！
个人网站：http://didi-hi.com