python第四次作业
设计一个本月份日历,输出格式如下:

要求:
1.初始化start_day,end_day两个日期
from datetime import datetime
start_day=datetime(2019,4,1)
end_day=datetime(2019,4,30)
其它时间数据生成要用datetime或date模块的方法编程实现
2.不能使用calendar模块生成
from datetime import datetime start_day = datetime(2019, 4, 1) end_day = datetime(2019, 4, 30) print("\t\t2019年4月") print("星期一 星期二 星期三 星期四 星期五 星期六 星期天") day = end_day - start_day month = start_day.month first = start_day.weekday() day = day.days + 1 count = 0 a = 1 while a <= first: a += 1 print("\t", end="") count += 1 if (count % 7 == 0): print("\n") b = 1 while b <= day: print(b, end="\t") b += 1 count += 1 if (count % 7 == 0): print("\n")
设计题2:
1.参考“三国演义”词频统计程序,实现对红楼梦出场人物的频次统计。
2.(可选)
将红楼梦出场人物的频次统计结果用词云显示。
import jieba
excludes = {"我们", "你们", "如今", "说道","知道", "出来", "那里", "起来", "姑娘", "这里",
"他们", "众人", "自己", "一面", "太太", "老太太", "只见", "怎么", "两个","过来","心里","二爷",
"没有", "不是", "不知", "这个", "这样", "听见", "进来", "咱们", "告诉", "就是","如此","今日",
"东西", "奶奶", "回来", "只是", "老爷", "大家","不好","姐姐","一时","不能","鸳鸯","银子","几个",
"只得", "丫头", "这些", "不敢", "出去", "所以","王夫人","平儿","袭人","薛姨妈","不过","的话",
"答应","二人","还有","贾政","只管","这么","说话","一回","那边","湘云","这话","外头","打发","自然"}
txt = open("红楼梦.txt", "r", encoding='utf8').read() #打开文件并定义
words = jieba.lcut(txt)
counts = {}
for word in words:
if len(word) == 1:
continue
elif word == "贾宝玉" or word == "宝玉道":
rword = "宝玉"
elif word == "林黛玉" or word == "黛玉道":
rword = "黛玉"
elif word == "薛宝钗" or word == "宝钗":
rword = "宝钗"
elif word == "贾元春" or word == "元春":
rword = "元春"
elif word == "贾探春" or word == "探春":
rword = "探春"
elif word == "贾惜春" or word == "惜春":
rword = "惜春"
elif word == "王熙凤" or word == "熙凤道":
rword = "熙凤"
elif word == "秦可卿" or word == "可卿":
rword = "可卿"
elif word == "刘姥姥道" or word == "刘姥姥":
rword = "刘姥姥"
elif word == "晴雯" or word == "晴雯道":
rword = "晴雯"
else:
rword = word
counts[rword] = counts.get(rword, 0) + 1
#从字典中删除无用词
for word in excludes:
del (counts[word])
#字典转换为列表
items = list(counts.items())
#lambda是一个隐函数,是固定写法
items.sort(key=lambda x: x[1], reverse=True)
for i in range(10): #出现的词频统计
word, count = items[i] #将键和值分别赋予列表word和count
print("{0:<10}{1:>7}".format(word, count))

浙公网安备 33010602011771号