parsedatetime -python模块能够解析“人类可读”日期/时间表达式。
#!/usr/bin/env python
from datetime import datetime
import parsedatetime as pdt # $ pip install parsedatetime
cal = pdt.Calendar()
Now = datetime.Now()
print("Now: %s" % Now)
for time_string in ["tomorrow at 6am", "next moday at noon",
"2 min ago", "3 weeks ago", "1 month ago"]:
print("%s:\t%s" % (time_string, cal.parseDT(time_string, Now)[0]))