分类： Python

#单选题格式==转为==职教云慕课导入格式
#导出的题目：有题干、答案、选项三个字段
#题目文本文件格式：题干占一行（正确答案在题干中），单选题选项占一行,例如：
'''
1、世界上第一台电子计算机诞生于（  B      ）年。
A）1939        B）1946        C）1952        D）1958
2、冯·诺依曼研制成功的存储程序计算机名叫（A      ）。
A）EDVAC        B）ENIAC        C）EDSAC       D）MARK-2
'''
import re
import xlwt
with open("D:/python/kst.txt","r",encoding="utf-8") as f:
    content = f.readlines()
    #print(type(content))
    tigans=[]
    items=[]
    answers=[]
    timu=[]
with open("d:/timu.txt","w",encoding="utf-8") as tm:
    for line in content:
        line = line.strip('\n')
        line="".join(line.split())  #删除字符串内的空格，split（）默认时空格分隔
        #print(type(line))
        #题干提取处理
        regex = re.compile('^\d{1,}')
        m = re.match(regex,line)
        #print(m)
        if m is not None:
            #提取到的题干  #找出答案
            if re.findall("A",line):
                answer=line[line.index("A")]
                tigan=line.replace('A',' ')
            if re.findall("B",line):
                answer=line[line.index("B")]
                tigan=line.replace('B',' ')
            if re.findall("C",line):
                answer=line[line.index("C")]
                tigan=line.replace('C',' ')
            if re.findall("D",line):
                answer=line[line.index("D")]
                tigan=line.replace('D',' ')

            tigans.append(tigan)
            answers.append(answer)
        #题目选项处理
        n = re.match('^A）',line)
        if n is not None:
            itema=line.replace('A）','A:')
            itemb=itema.replace('B）',';B:')
            itemc=itemb.replace('C）',';C:')
            itemd=itemc.replace('D）',';D:')
            print(tigan)
            #采用文本文件写入csv 格式
            tm.write(tigan+',')
            tm.write(answer+',')
            tm.write(itemd+'\n')
            items.append(itemd)


#用函数把整理好的文件写入.xls文件，以便上传
def data_write(file_path, tg,daan,select):
    f = xlwt.Workbook()
    sheet1 = f.add_sheet(u'sheet1',cell_overwrite_ok=False) #创建sheet

    #将数据写入第 i 行，第 j 列
    i = 0
    for index in range(len(daan)):
        sheet1.write(i,0,tg[index])
        sheet1.write(i,1,daan[index])
        sheet1.write(i,2,select[index])
        i = i + 1
    f.save(file_path) #保存文件
data_write("d:/tigan.xls",tigans,answers,items)

#利用python来停词--Rmarkdown（Rstudio）内运行时有错误！？ python命令行运行没问题
{python}
# jieba.load_userdict('userdict.txt')
# 创建停用词list
def stopwordslist(filepath):
    stopwords = [line.strip() for line in open(filepath, 'r', encoding='utf-8').readlines()]
    return stopwords
# 对句子进行分词
def seg_sentence(sentence):
    sentence_seged = sentence.strip()
    stopwords = stopwordslist('C:/Users/czliu/Documents/R/tingci.txt')  # 这里加载停用词的路径
    outstr = ''
    for word in sentence_seged:
        if word not in stopwords:
            if word != '\t':
                outstr += word
                outstr += " "
    return outstr

inputs = open('C:/Users/czliu/Documents/R/a.txt', 'r', encoding='utf-8')
outputs = open('C:/Users/czliu/Documents/R/yuliao.txt', 'w', encoding='utf-8')
for line in inputs:
    line_seg = seg_sentence(line)  # 这里的返回值是字符串
    outputs.write(line_seg + '\n')
outputs.close()
inputs.close()
```
以上代码，原是放在rstudio-Rmarkdown内运行的。

d={0:"A",1:"B",2:"C"}
for x,y in d.items():
	print(x,y)
print(d[0],d[1],d[2])
print(len(d))
print(d.items())
print(type(d.items()))

#回文 palindrome 判断法
print("===1、回文 palindrome 判断法===")
original=input("enter a string（输入一个字符串）:")
i=len(original)-1
reversed_string=""
while i>=0:
    reversed_string +=original[i]
    i=i-1

if original == reversed_string:
    print("string is palindrome")
else:
    print("string is not palindrome")
#函数法--判断回文
def palindrome(string) :
    return string.lower() == string[::-1].lower()
print("===2、函数法--判断回文===")
print(palindrome(original))

#切片法
print("===3、切片法判断回文===")
x = input("请输入字一个符串：")
if(x == x[::-1]): print("Palindrome")

import random
answer=random.randint(1,100)
counter=0
while True:
	counter +=1
	number=int(input("请输入一个数:"))
	if number<answer:
		print("大一点")
	elif number>answer:
		print("小一点")
	else:
		print("你猜对了！恭喜。太聪明了！")
		break
print("你共猜了%d次" % counter)

if counter>7:
	print("你的智商不够呀！")

import re
# Python: 字符串开头或结尾匹配
# str.startswith(),str.endswith()

filename = 'spam.txt'
filename.endswith('.txt')
filename.startswith('file:')

url = 'http://www.python.org'
url.startswith('http:')

######替换相应的字、词
line="this hdr-biz model args= server"
patt=r'args='
name = re.sub(patt, "", line)
print(name)

########字符串的匹配方法
pattern = re.compile(r'\d+')
it = re.finditer(r"\d+","12a32bc43jf3")
for match in it:
    print (match.group() )
######
line="this hdr-biz model args= server"
patt=r'server'
pattern = re.compile(patt)
result = pattern.findall(line)
print(result)
######
line="this hdr-biz model server"
pattern=r"hdr-biz"
m = re.search(pattern, line)
print(m)
########
line="this hdr-biz 123 model server 456"
pattern=r"123"
matchObj = re.match( pattern, line)
print(matchObj)

import os
from http.server import HTTPServer,CGIHTTPRequestHandler
webdir = '.' # 设置网站的根目录为程序所在路径
port = 8080 # 设置一个端口
os.chdir(webdir)
server_address = ('',port) # 设置服务器地址
server_obj = HTTPServer(server_address,CGIHTTPRequestHandler) # 创建服务器对象
server_obj.serve_forever() # 启动服务器
----------------------------------------------
访问服务器   http://127.0.0.1:8080
----------------------------------------------
原文链接：https://blog.csdn.net/FHGFHFYUUGY/article/details/104537483

import turtle as t
def draw(draw_color,speed):
        for i in range(360):
                t.speed(speed)
                t.pencolor(draw_color)
                t.fd(i)
                t.left(59)
        return speed

draw_color=input("请输入颜色：")
speed=eval(input("输入速度："))
draw(draw_color,speed)

t.pencolor("red")
t.write(draw_color,font=("arial",48,"bold"))		

from flask import Flask
import pandas as pd
app=Flask(__name__)
@app.route(“/”)
def show_excel():
df=pd.read_excel(“huizong.xls”)
table_html=df.to_html()
#f in the string ,means have variable in string
return f”’
<html>
<body>
<h1>Excel Data</h1>
<dev>{table_html}</dev>
</body>
</html>
”’
if __name__==”__main__”:
app.run(host=”0.0.0.0″,port=9001,debug=True)