[python]抓取沪深股市交易龙虎榜数据
python 3.5.0下运行
没做自动建立files文件夹，需要手动在py文件目录下建立files文件夹后运行
#coding=utf-8importgzipimporthttp.cookiejarimporturllib.requestimporturllib.parseimportjsonimportosimporttimeimportdatetimedefgetOpener(head):#deal with the Cookiescj =http.cookiejar.CookieJar()PRo=urllib.request.HTTPCookieProcessor(cj)
opener=urllib.request.build_opener(pro)
header=[]forkey, valueinhead.items():
elem=(key, value)
header.append(elem)
opener.addheaders=headerreturnopenerdefungzip(data):try:#尝试解压print('正在解压.....')
data=gzip.decompress(data)print('解压完毕!')except:print('未经压缩, 无需解压')returndatadefwriteFile(fname,data):
filename= r'files/'+fname+'.txt'ifos.path.exists(filename):
message='文件 +'+filename +'已存在，跳过'else:
message='文件 +'+filename +'不存在，新建'f=open(filename,'w')
f.write(data)
f.close()print('文件：'+fname+'处理完毕。')'''读取抓取数据开始日期
如果不存在该日期，从10日前开始读取
如果存在从文件内日期开始读取
读到今天'''header={'Connection':'Keep-Alive','Accept':'*/*','Accept-Language':'zh-CN,zh;q=0.8','User-Agent':'Mozilla/5.0 (Windows NT 6.2) AppleWebKit/537.36 (KHTML, like Gecko)Chrome/40.0.2214.111 Safari/537.36','Accept-Encoding':'gzip, deflate','Host':'','Referer':''}
shUrl='http://query.sse.com.cn/infodisplay/showTradePublicFile.do?dateTx='#2015-09-28szUrl = ['http://www.szse.cn/szseWeb/common/szse/files/text/jy/jy',#150923.txt'http://www.szse.cn/szseWeb/common/szse/files/text/smeTxt/gk/sme_jy',#150708.txt'http://www.szse.cn/szseWeb/common/szse/files/text/nmTxt/gk/nm_jy']#150902.txtstartFileName = r'startDay.txt'endDay=datetime.datetime.now()ifos.path.exists(startFileName):print('日期配置文件存在，开始读取')
f=open(startFileName,'rt')
s=f.readline()
f.close()ifs!='':print('将从日期：'+s+'开始读取')
timeArray= time.strptime(s,"%Y%m%d")
timeStamp=int(time.mktime(timeArray))
fromDay=datetime.datetime.utcfromtimestamp(timeStamp)else:print('日期配置文件为空，将从10日前日期开始读取')
fromDay= endDay - datetime.timedelta(days = 10)else:print('日期配置文件不存在，将从10日前日期开始读取')
fromDay= endDay - datetime.timedelta(days = 10)
endDay= endDay + datetime.timedelta(days = 1)whilefromDay.strftime("%Y%m%d")!=endDay.strftime("%Y%m%d"):print(fromDay.strftime("%Y%m%d"))'''循环上面日期
抓取上证，深证，中小创交易龙虎榜数据
如果内容不为空
文件不存在
写入文件'''#抓取上证龙虎榜数据url = shUrl + fromDay.strftime("%Y-%m-%d")print('读取上证龙虎榜\n'+url)
header['Host'] ='query.sse.com.cn'header['Referer'] ='http://www.sse.com.cn/disclosure/diclosure/public/'try:
opener=getOpener(header)
op=opener.open(url)
data=op.read()
data=data.decode()
jsonData=json.loads(data)
outData=''if(jsonData['fileContents']!=''):forinfoinjsonData['fileContents']:
outData= outData+ info+'\n'writeFile(fromDay.strftime("%Y-%m-%d")+'_上证',outData)except:print(fromDay.strftime("%Y-%m-%d")+'跳过')#抓取深证，中小创交易龙虎榜数据i=1forurlinszUrl:if(i==1):
name='深证'elif(i==2):
name='中小板'else:
name='创业板'url= url + fromDay.strftime("%y%m%d")+'.txt'print('读取'+name+'龙虎榜\n'+url)
header['Host'] ='www.szse.cn'header['Referer'] ='http://www.szse.cn'try:
opener=getOpener(header)
op=opener.open(url)
data=op.read()
data=ungzip(data)
data= data.decode('gbk')
writeFile(fromDay.strftime("%Y-%m-%d")+'_'+name,data)except:print(fromDay.strftime("%Y-%m-%d")+'跳过')
i=i+1fromDay= fromDay + datetime.timedelta(days = 1)#最后更新日期为当前日期print('设置最新日期')
fromDay= fromDay - datetime.timedelta(days = 1)
f=open(startFileName,'w')
f.write(fromDay.strftime("%Y%m%d"))
f.close()print('读取完成')