Python

ObjectiveOften a small partner asked, how to determine whether an element exists, how to determine the alert pop-up window, how to judge the dynamic elements and so on a series of judgments, in the Selenium Expected_conditions module collection of a

higher-order functions: variables can directly think of functions, and directly to this variable execution function can receive functions to do parameters,It has the following characteristics: variables can point to functions, function parameters

Algorithm Basics1, what is the algorithm?Algorithm (algorithm): A computational process, a method of problem solving2. Review: RecursionTwo characteristics of recursion: Call itself End condition Comparison of two important

The articles in the blog are Meelo original, please make sure to indicate the address in the link formSoundDevice is a numpy-compatible recording and a package for playing sound.Installing the SoundDevice Package It can be installed directly

Configure the Environment:python:3.5selenium:3.3.0Installation method: Python pip install-u SeleniumWindows:10firefox:52Because the Firefox version is higher, it needs specialized driver to drive, need to download geckodriverBaidu Network Address:

ObjectiveThe method of getting the page title can be obtained directly with Driver.title, and then the obtained result can be used as an assertion.This article introduces another way to determine whether the page title and expected results of one,

First, the conceptAdorners are advanced syntax in the Python language. The main function is to work on a function, method, or class to add additional functionality to an existing object and to improve the readability of the code. Decorator is a

One: Background Used to standardize the development of the OCP Python, using a unified style for programs developed using Python for easy code maintenance Two: python Style Specification Semicolon: Do not add a semicolon at the end of the line,

Python executeplugin, pythonexecuteplugin When using executeplugin to insert data in batches, note the following: 1 # coding: utf8 2 3 conn = MySQLdb. connect (host = "localhost", user = "root", passwd = "123456", db = "myDB") 4 cursor = conn.

Python implements multi-process import of CSV data to MySQL and pythoncsv Some time ago, I helped my colleagues deal with a requirement to import CSV data to MySQL. Two large CSV files have 3 GB, 21 million records, 7 GB, and 35 million records

Python parses log files in xml format and pythonxml log files Good noon, since we haven't been back to the status for the Chinese New Year, we haven't shared a wave of small knowledge for a long time. Today, we will continue to share with you a wave

Details about Python Singleton mode instances and python instances This article describes the Python Singleton mode. We will share this with you for your reference. The details are as follows: Singleton mode:Make sure that a class has only one

Python implements group message synchronization Robot Based on itchat and pythonitchat Recently, the full-stack data engineer has developed nearly 500 people into a strategy group. After opening the second group, it took some time to build a message

Quick implementation of Python-based chatbot sample code and python sample code Recently I heard that a very interesting Turing robot api can be used as a chatbot. The following is an implementation # Test. pyimport requestsimport itchat # This is a

Install the ultimate graphic tutorial of Python and pip in windows, This article hopes to provide a silly tutorial to allow readers to successfully install Python and pip. Step 1: Install Python first. The latest version 3.4.2 is selected by the

Aptana Studio and pythonaptana 1. First visit http://www.python.org/download/to download the latest python. 2. Install and download the package. 3. Add the installation directory to the environment variable for the computer and add the python

In-depth understanding of the atexit module and pythonatexit module in python Introduction to the atexit Module The python atexit module defines a register function, which is used to register an exit function in the python interpreter. This function

Python obtains the webpage encoding implementation code, and python Encoding Python code for obtaining webpage Encoding python development, the chardet library and Character Set detection are used to automatically obtain webpage encoding. This

Python3 list record and python3list record #! /Usr/bin/env python3 #-*-coding: UTF-8-*-# Author; Tsukasaname = ['angjiahui', 'liuyueier', 'tabicai ', 'yangruirong '] # create a list print (name) print (name [0], name [1]) # obtain a value print

Python code specification and python code I. background It is used to standardize ocp python development. It adopts a uniform style for programs developed using python to facilitate code maintenance. II:PythonStyle specifications Semicolon: do not