itubay 发表于 2024-6-19 23:14:45

#shpm25.py 上海PM2.5监测
def rbCity():#单击区县按钮的处理函数
    global sitelist, listradio
    sitelist.clear()#清除原有监测站点列表
    for r in listradio:#删除原有监测站点按钮
      r.destroy()
    n=0
    for c1 in data["监测站点"]:#逐一取出所选区县市的监测站点
      if(c1 == city.get()):
            sitelist.append(data.iloc)
      n += 1   
    sitemake()#生成测站点按钮
    rbSite()#显示PM2.5数值

def rbSite():#单击监测站按钮后的处理函数
    n = 0
    for s in data.iloc[:,1]:#逐一取得监测站点
      if(str(s) == site.get()):#如果某监测站点名称与选中的监测站点相同，则
            pm = data.loc[ "PM2.5浓度"]#取得该站点的PM2.5数值
            pm=pm[:-5]    #去除数据后面的5位单位字符
            pm=int(pm)#把PM2.5的字符型数据转为整型
            ss=city.get()
            if(pd.isnull(pm)):#如果没有数据，则
                result1.set(ss + "站的 PM2.5 值当前无数据！")   #显示无数据
            else:#如果有数据，则
                if(pm <= 35):#转换为空气质量等级
                  grade1 = "优秀"
                elif(pm <= 53):
                  grade1 = "良好"
                elif(pm <= 70):
                  grade1 = "中等"
                else:
                  grade1 = "差"
                result1.set(f"{ss}[{s}]站的 PM2.5 值为" + str(pm) + ";" + grade1 )
            break#找到选中的监测站点的数据后就跳出循环
      n += 1

def clickRefresh():#重新读取数据
    global data
    df = pd.read_html("http://www.86pm25.com/city/shanghai.html")
    data=df
    rbSite()#更新监测站点的数据

def sitemake():#建立监测站点按钮
    global sitelist, listradio
    for c1 in sitelist:#逐一建立按钮
      rbtem = tk.Radiobutton(frame2, text=c1, variable=site, value=c1, command=rbSite)#建立单选按钮
      listradio.append(rbtem)#插入至按钮列表
      if(c1==sitelist):#默认选取第1个按钮         
            rbtem.select()
      rbtem.pack(side="left")#靠左对齐

import tkinter as tk
import pandas as pd
df = pd.read_html("http://www.86pm25.com/city/shanghai.html")
data=df
win=tk.Tk()
win.geometry("680x300")
win.title("PM2.5 实时监测")
city = tk.StringVar()#区县名称变量
site = tk.StringVar()#监测站点名称变量
result1 = tk.StringVar()#显示信息变量
citylist = []#区县列表
sitelist = []#监测站点列表
listradio = []#区县按钮列表
#建立区县列表
for c1 in data["监测站点"]:
    if(c1 not in citylist):#如果列表中不存在该县区就将该县区名称插入列表
      citylist.append(c1)
#建立第1个区县的监测站点列表
count = 0
for c1 in data["监测站点"]:
    #if(c1 ==citylist):#如果是第1个区县，则
    #    sitelist.append(data.iloc)#把该区县的所有监测站点插入到监测站点列表
    count += 1
label1 = tk.Label(win, text="区县：", pady=6, fg="blue", font=("新细明体", 12))
label1.pack()
frame1 = tk.Frame(win)#区县容器
frame1.pack()
for i in range(0,2):#按钮分2行
    for j in range(0,8):#每行8个
      n = i * 8 + j#第n个按钮
      if(n < len(citylist)):
            city1 = citylist#取得区县名称
            rbtem = tk.Radiobutton(frame1, text=city1, variable=city, value=city1, command=rbCity)#建立单选按钮
            rbtem.grid(row=i, column=j)#设置按钮的位置
            if(n==0):#选取第1个区县
                rbtem.select()
label2 = tk.Label(win, text="监测站点：", pady=6, fg="blue", font=("新细明体", 12))
label2.pack()
frame2 = tk.Frame(win)#监测站点容器
frame2.pack()
sitemake()
btnDown = tk.Button(win, text="更新数据", font=("新细明体", 12), command=clickRefresh)
btnDown.pack(pady=6)
lblResult1 = tk.Label(win, textvariable=result1, fg="red", font=("新细明体", 16))
lblResult1.pack(pady=6)
rbSite()#显示测站讯息
win.mainloop()

#命令行执行 python shpm25.py


itubay 发表于 2024-6-20 23:51:24

python小程序，验证2的67次方减1不是质数
#验证2^67-1 是合数且得出其因子。
#因为只有尾数是1,3,7,9的数才可能是尾数为7的数字的因子，因此其它尾数可以跳过。
#(其实，10以上的质数，其个位也只能是1,3,7,9这4种）
# 先求出大数的平方根的整数部分，其因子之一必不比此（整数部分+1）大，因此循环可以少很多
import math
import datetime
BigN=2**67-1
Root=round(math.sqrt(BigN))+1
littleFactor=round(Root / 10)+1
startT=datetime.datetime.now()
for i in range(littleFactor):
   a=i*10+1
   b=i*10+3
   c=i*10+7
   d=i*10+9
   #去掉下面显示进度的这一句，时间可以缩短到41秒。
   #if (i%10000==0): print(i)
   if (BigN % a)==0 and (a!=1):
       print (a, ", ", BigN/a, "is its factor!")
       break
   if(BigN % b)==0:
       print(b, ", ", BigN/b,"is its factor!")
       break
   if (BigN %c)==0:
       print(c,", ", BigN /c, "is its factor!")
       break
   if(BigN %d)==0:
       print(d, ", ", BigN /d, "is its factor!")
       break
endT=datetime.datetime.now()
print("运行时间是：", endT-startT)


itubay 发表于 2024-6-21 00:02:56

#上海天气预报
import requests
from lxml import etree
import pandas as pd
import re
url='http://www.weather.com.cn/weather1d/101020100.shtml#input'
with requests.get(url) as res:
    content=res.content
    html=etree.HTML(content)
    location=html.xpath('//*[@id="around"]//a[@target="_blank"]/span/text()')
    temperature=html.xpath('//*[@id="around"]/div/ul/li/a/i/text()')
    df=pd.DataFrame({'location':location,'temperature':temperature})
    #print(df['temperature'])
    df['high']=df['temperature'].apply(lambda x:int(re.match('(-?*?)/-?*?°C',x).group(1)))
    df['low']=df['temperature'].apply(lambda x:int(re.match('-?*?/(-?*?)°C',x).group(1)))
    print(df)

itubay 发表于 2024-6-21 15:30:30

#重启Spooler打印服务
import win32service
import win32serviceutil
import time

service_name = "Spooler"
interval = 60

def restart_service(service_name):
    try:
      service = win32serviceutil.ChangeServiceConfigA(service_name, win32service.SERVICE_START)
      print("Attempting to restart service:",service_name)
      win32serviceutil.RestartService(service_name)
      print("Service",service_name," restarted successfully.")
    except:
      print("Failed to restart service:")

restart_service(service_name)
time.sleep(interval * 60)

itubay 发表于 2024-6-21 15:39:14

#重启windows打印服务
import win32service
import win32serviceutil
import time

service_name = "Spooler"
interval = 60

def QueryServiceStatus(service_name):
    (_,status,_,_,_,_,_)=win32serviceutil.QueryServiceStatus(service_name)
    return status

def restart_service(service_name):
    print(service_name,"statues:",QueryServiceStatus(service_name))
    if QueryServiceStatus(service_name)==win32service.SERVICE_RUNNING:
      win32serviceutil.StopService(service_name)
      print("Server Stopping")
      while QueryServiceStatus(service_name) != win32service.SERVICE_STOPPED:
            time.sleep(1)
      win32serviceutil.StartService(service_name)
      print("Server Starting")
      while QueryServiceStatus(service_name) != win32service.SERVICE_START_PENDING:
            time.sleep(1)
      while QueryServiceStatus(service_name) != win32service.SERVICE_RUNNING:
            time.sleep(1)
      print("Server Running")
    if QueryServiceStatus(service_name)==win32service.SERVICE_STOP_PENDING:
      print("Server Stopping")
      while QueryServiceStatus(service_name) != win32service.SERVICE_STOPPED:
            time.sleep(1)
      print("Server Stoped to Start")
      win32serviceutil.StartService(service_name)
      while QueryServiceStatus(service_name) != win32service.SERVICE_START_PENDING:
            time.sleep(1)
      while QueryServiceStatus(service_name) != win32service.SERVICE_RUNNING:
            time.sleep(1)
      print("Server Running")
    if QueryServiceStatus(service_name)==win32service.SERVICE_STOPPED:
      print("Server Stoped to Start")
      win32serviceutil.StartService(service_name)
      while QueryServiceStatus(service_name) != win32service.SERVICE_START_PENDING:
            time.sleep(1)
      while QueryServiceStatus(service_name) != win32service.SERVICE_RUNNING:
            time.sleep(1)
      print("Server Running")
    if QueryServiceStatus(service_name)==win32service.SERVICE_START_PENDING:
      print("Server Starting")
      while QueryServiceStatus(service_name) != win32service.SERVICE_START_PENDING:
            time.sleep(1)
      while QueryServiceStatus(service_name) != win32service.SERVICE_RUNNING:
            time.sleep(1)
      print("Server Running")
    print(service_name," restarted successfully.")

restart_service(service_name)
time.sleep(interval * 60)

itubay 发表于 2024-6-21 15:44:34

#每整点自动重启windows打印服务
import win32service
import win32serviceutil
import time

service_name = "Spooler"
interval = 60

def QueryServiceStatus(service_name):
    (_,status,_,_,_,_,_)=win32serviceutil.QueryServiceStatus(service_name)
    return status

def restart_service(service_name):
    print(service_name,"status:",QueryServiceStatus(service_name))
    if QueryServiceStatus(service_name)==win32service.SERVICE_RUNNING:
      win32serviceutil.StopService(service_name)
      print("Server Stopping")
      while QueryServiceStatus(service_name) != win32service.SERVICE_STOPPED:
            time.sleep(1)
      win32serviceutil.StartService(service_name)
      print("Server Starting")
      while QueryServiceStatus(service_name) != win32service.SERVICE_START_PENDING:
            time.sleep(1)
      while QueryServiceStatus(service_name) != win32service.SERVICE_RUNNING:
            time.sleep(1)
      print("Server Running")
    if QueryServiceStatus(service_name)==win32service.SERVICE_STOP_PENDING:
      print("Server Stopping")
      while QueryServiceStatus(service_name) != win32service.SERVICE_STOPPED:
            time.sleep(1)
      print("Server Stoped to Start")
      win32serviceutil.StartService(service_name)
      while QueryServiceStatus(service_name) != win32service.SERVICE_START_PENDING:
            time.sleep(1)
      while QueryServiceStatus(service_name) != win32service.SERVICE_RUNNING:
            time.sleep(1)
      print("Server Running")
    if QueryServiceStatus(service_name)==win32service.SERVICE_STOPPED:
      print("Server Stoped to Start")
      win32serviceutil.StartService(service_name)
      while QueryServiceStatus(service_name) != win32service.SERVICE_START_PENDING:
            time.sleep(1)
      while QueryServiceStatus(service_name) != win32service.SERVICE_RUNNING:
            time.sleep(1)
      print("Server Running")
    if QueryServiceStatus(service_name)==win32service.SERVICE_START_PENDING:
      print("Server Starting")
      while QueryServiceStatus(service_name) != win32service.SERVICE_START_PENDING:
            time.sleep(1)
      while QueryServiceStatus(service_name) != win32service.SERVICE_RUNNING:
            time.sleep(1)
      print("Server Running")
    print(service_name," restarted successfully.")

igo=0
def gotask():
    global igo
    while 1:
      att=time.localtime(time.time())
      ath=att
      if ath==0:
            igo=igo+1
            print("[%s].gotask:%s"%(igo,att))
            restart_windows_service(service_name)

gotask()


itubay 发表于 2024-6-21 15:46:28

以上代码通用，可改为其他windows服务名称即可实现自动重启指定windows服务

itubay 发表于 2024-6-24 20:32:06

#每小时获取指定城市的pm值并写入对应文件
import threading
import re,sys
import time
import hashlib
import os
from urllib import request

sys.setdefaultencoding='utf-8'

def fetchdata(city):
    md5=''
    while True:
      fettime=time.localtime(time.time())
      if fettime.tm_min==0:
            temp='https://pm25.im/'+city
            url=request.urlopen(temp)
            text=url.read()
            regyh='<span class="time"><i></i>(.*?)</span>'
            comreg=re.compile(regyh,re.S)
            yh=re.findall(comreg,text.decode('utf-8'))
            regpm='<p class="denseness">(.*?)</p>'
            comreg=re.compile(regpm,re.S)
            pm=re.findall(comreg,text.decode('utf-8'))
            wval=f"{yh}@{city},pm:{pm}\n".replace(r"['", '').replace(r"']",'').replace(r"<em>",'').replace(r"</em>",'')
            print(wval)
            data=open('c:/weather/'+city+'.txt','a',encoding='utf-8')
            data.write(wval)
            data.close()
      time.sleep(60)

fetchdata('shanghai')

页: 1 [2]
查看完整版本: 开一个Python项目网络实践贴贴吧