学步园

代码如下：

#encoding=utf-8

print '中国'

#自动查询节日 给定起始日期和结束日期，自动获取总共的节假日天数

import datetime
from dateutil import  rrule,easter


try: set
except NameError: from sets import Set as set

#复活节
def all_easter(start, end):
    easters = [easter.easter(y) for y in xrange(start.year,end.year+1)]
    return [d for d in easters if start<=d<=end]

#开始到结束的节礼日列表
def all_boxing(start, end):
    one_day = datetime.timedelta(days=1)
    boxings = [easter.easter(y) + one_day for y in xrange(start.year,end.year+1)]
    return [d for d in boxings if start<=d<=end] 

#返回开始和结束日期之间的圣诞节列表
def all_christmas(start, end):
    christmases = [datetime.date(y,12,25) for y in xrange(start.year, end.year + 1)]
    return [d for d in christmases if start<=d<=end]

#返回劳动节列表
def all_labor(start, end):
    labors = rrule.rrule(rrule.YEARLY, bymonth=9, byweekday=rrule.MO(1),dtstart=start, until=end)
    return [d.date() for d in labors]

#读取设定的节假日
def read_holidays(start, end, holidays_file='holidays.txt'):
    try:
        holidays_file = open(holidays_file)
    except IOError,err:
        print 'open failed'
        return []
    holidays = []
    
    for line in holidays_file:
        if line.isspace() or line.startswith('#'):
            continue
        try:
            y,m,d = [int(x.strip()) for x in line.split(',')]
            date = datetime.date(y,m,d)
        except ValueError:
            print 'Invalid line find'
            continue
        if start <= date <=end:
            holidays.append(date)            
    holidays_file.close()
    return holidays
    
        
holidays_by_country = {
'US':(all_easter,all_christmas,all_labor),
'IT':(all_easter,all_boxing,all_labor)
}

def holidays(cc,start,end,holidays_file='holidays.txt'):
    all_holidays= read_holidays(start,end,holidays_file)
    functions = holidays_by_country.get(cc,())
    for function in functions:
        all_holidays += function(start,end)
    all_holidays = list(set(all_holidays))
    return (len(all_holidays),all_holidays)

test_file = open(r'D:\123.txt','w')
test_file.write('2014,3,23')
test_file.close()

print holidays('US',datetime.date(2014,1,1),datetime.date(2014,12,31),r'D:\123.txt')

打印结果如下：

中国
(4, [datetime.date(2014, 4, 20), datetime.date(2014, 12, 25), datetime.date(2014, 3, 23), datetime.date(2014, 9, 1)])