class FileMag(): def __init__(self,filename): self.filename=filename self.f=None def __enter__(self): self.f=open(self.filename,encoding="utf-8") return
1.包中的模块要引用同一级别目录的另一个模块，直接导入2.如果一个模块要调用其他同级别包的另一模块，就必须从父包上级开始导入，3.如果一个模块要调用其他目录下子包中某个模块。可以使用相对导入的方式，from .sub import suba.py4.import randomrandom.shuffle(list)就是对List进行乱排序
class MyIterator: def __init__(self,x=2,xmax=100): self.__mul,self.__x=x,x self.__xmax=xmax def __iter__(self):#定义迭代器协议的方法，返回类自身 return self def __next__(self
#如何创建线程import timedef f1(arg): time.sleep(5) print(arg)import threading# for i in range(10):# t=threading.Thread(target=f1,args=(i,))# t.start()t=threading.Thre
from xml.etree.ElementTree import parseet=parse("web.xml")root=et.getroot()print(root.tag)print(root.attrib)print(root.text)print(list(root.iter()))#可以找到所有的节点#print(root.find("param-value"))#只可
options=webdriver.ChromeOptions() options.add_argument("--ignore-certificate-errors") driver=webdriver.Chrome(chrome_options=options) driver.get(u"https://cacert.org/")
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>Title</title></head><body> <a hre
print(json.dumps(content_result, encoding="UTF-8", ensure_ascii=False))
1.必须在TestCase子类里面写2.必须写test方法3.难以拓展
from selenium import webdriverif __name__ == '__main__': capabilities=webdriver.DesiredCapabilities().INTERNETEXPLORER capabilities["acceptSslCerts"]=True driver=webdriver.Ie(capabili
profile=webdriver.FirefoxProfile() profile.accept_untrusted_certs=True driver=webdriver.Firefox(profile=profile) driver.get(u"https://cacert.org/")
Python笔记——网络服务器之HTTPS服务现在记录HTTPS服务端的编写。import ssl, socket, timeif __name__ == "__main__": context = ssl.SSLContext(ssl.PROTOCOL_SSLv23) #context.load_cert_chain(certfile=‘key_pub.pem’, keyfile=
import sysclass __redirection__: def __init__(self): self.buff='' self.__console__=sys.stdout def write(self, output_stream): self.buff+=output_stream ...
#coding:utf-8import socketimport threadimport timesocket.setdefaulttimeout(3)def socket_port(ip,port): try: if port>=65535: print(u"端口扫描结束!") s=socket.socket(socket.AF_IN
class RequestPost: def __init__(self,uploadData,filePath=None,saveJsonFilePath=None): self.uploadData=uploadData self.filePath=
INSERT_SQL = """ insert into zt_bug (product,title,keywords,pri,hardware,steps,color,activatedCount,openedDate,openedBuild,assignedDate,deadline,resolvedDate,closedDate,duplicateBug,linkBug,
1.第一步更新apt-getapt-update2.第
<script> function d(event){ if(event.keyCode=="116"){ return false; } } document.οnkeypress=d; document.οnkeydοwn=d; </script>
from PIL import Image, ImageFilterim= Image.open("dd.jpg") # 打开一个图片对象# out = image.resize((300, 445)) # 把图片调整为宽128像素，高128像素im.filter(ImageFilter.EDGE_ENHANCE)im.filter(ImageFilter.CONTOUR)im.f...
这个文件是 ~/.bashrc 修改这个并配置如上的环境变量，注意build-tools里面要有aapt
$.ajaxSetup({ type:"GET...
SystemError ******* c 1449;bad argument to internal function解決辦法pip3 install -U --force-reinstall --no-binary :all: gevent 代码from gevent import monkey; monkey.patch_all()import geventimport...
方法一：vi /usr/bin/yum将第一行"#!/usr/bin/python" 改为 "#!/usr/bin/python2"即可。安装软件时又会出现另一种报错 Downloading packages: File "/usr/libexec/urlgrabber-ext-down", line 28 except OSError, e: ...
for (var i=0;i
$("body").delegate("div","click",function(){ alert("123"); }) 该方法弄的就是给指定区域的指定元素添加click时间
var token=$.cookie("csrftoken"); $.ajaxSetup({ beforeSend:function (xhr,settings) { if(!this.crossDomain && !csrfSafeMethod(settings.type)){ cons...
a="username"import jpypefrom jpype import *""" !第一步 python查看版本 是 32 位还是 64位 ！第二步 下载jre官网的 压缩包 ！可以写代码使用啦"""a = u'D:\\temp\\jre1.8.0_181_32\\bin\\client\\jvm.dll' # jvm.dll启动成功jpype....
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