1. Installationsudo Install Redis sudo Install Hiredisparser can control how the contents of a Redis response are parsed. Redis-py contains two parser classes, Pythonparser and Hiredisparser. By default, if the Hiredis module is already installed, Redis-py will use Hiredisparser, otherwise pythonparser will be used. Hiredisparser is written in C, and is maintained by the Redis core team, with performance u
This article mainly introduces the web using Python. the py framework implements a query tutorial similar to Django's ORM. the integrated ORM operation database has always been one of the most powerful functions of Python. This article will discuss how to use it on the web. for more information about the implementation of the
two methods, the first is a get method, mainly display a page, let the user input data, I do not know whether you remember the previous example, is it "the introduction of Python Web py (5)-to write the data of the Web page to the database", the realization is the same. The second method is post, which is to write the data submitted by the page to the database.
This article mainly introduces you to the Python. py file package into EXE executable file of the relevant information, the article introduced in very detailed, I believe that we have a certain reference value, the need for friends below to see it together.
Objective
Recently made a few simple reptile Python program, so I want to make a window to see the effect.
The import include file feature of Python is similar to PHP's include, but more specifically, it should be more like PHP require, because the import of Python as long as the target does not exist in the error program can not be executed down. To include the files in the directory, PHP only need to give the path to OK. Python is different, let's take a look at the
Use the Python web. py framework to implement a query tutorial similar to Django's ORM, web. pydjango
Query objects in Django
The Django framework comes with an ORM that provides powerful and convenient query functions. These functions are irrelevant to tables. For example:
class Question(models.Model): question_text = models.CharField(max_length=200) pub_date
In Python, urls. py: URL dispatcher (routing configuration file) details,
Urls. py: URL dispatcher (route configuration file)
URL configuration (URLconf) is like the directory of the website supported by Django. It is essentially a ing table between the URL mode and the view functions to be called for this URL mode. In this way, tell Django to call this code for
Python deep copy shallow copy or deep copy shallow copySimply put.
Copy.copy a shallow copy copies only the parent object and does not copy the inner child objects of the object.
Copy.deepcopy deep Copy Copy objects and their sub-objects
A simple example illustrates the following:>>>import copy>>>a = [1, 2, 3, 4, ['a', 'b', 'c']]>>> b = a>>> c = copy.copy(a)>>> d = copy.deepcopy(a)It is ea
Python Environment 2.7.4
The final effect is as follows
Using the Pyinstaller
It takes two steps to pack an EXE here
First step
Command line direct pip install Pyinstaller in a Python environment
Second Step
When the download is complete,
Command line
Pyinstaller-f file name
You can generate EXE files, files in general c/user/your username/dist/under
If you want to modify the icon, just
pyinstaller-f file
Coverage. py is used to count PythonProgramCodeCoverage tool. It is easy to use and supports the final generation of user-friendly HTML reports. In the latest version, the branch coverage function is also provided.
Official Website:
Http://nedbatchelder.com/code/coverage/
Win32 version:
Http://pypi.python.org/pypi/coverage
You can also install the SDK through easy-install:
Easy_install coverage
After installation, a coverage.exe file
latest stable version. This time, I used python2.7.
:Http://www.python.org/
1.2 Django (Http://www.djangoproject.com /)
Django's:Http://www.djangoproject.com/download/
Decompress the package to the directory where the file is located and execute:
Python setup. py install
Install Django
It is easy to test whether Django is successfully
typed refer to the data type definition of the programming language.Strongly typed definition language: A language that enforces the definition of a data type. In other words, once a variable is assigned a data type, it is always the data type if it is not cast. For example: If you define an integer variable A, the program simply cannot treat a as a string type. A strongly typed definition language is a type-safe language.Weak type definition languag
module, just as Apache and PHP are partners, even though Python itself has a database for developers SQLite3, only import imports SQLite3 can be used, but the production environment is better with Apache. The configuration process is also a modification of the Apache configuration file http.conf: Add python corresponding module mod_wsgi.so, if you want to install Pytho
Basic Python series-Environment setup and simple input and output, python ----
Python
The following information is taken from Baidu:
Python is an object-oriented and interpreted computer programming language. It was invented by Guido van rosum in 1989 and released in 1991
Selenium3.2. Install by download packageor download the Selenium package directly:Https://pypi.python.org/pypi/seleniumUnzip, cmd into the directory:c:\selenium\selenium2.53.5> python3 setup.py Install===============================================How to install under Ubuntu:1. Installation: Setuptools[Email protected]:~# apt-get Install Python-setuptools2. Install Pip[Email protected]:/home/fnngj/python#
# log endcase 15 Selenium2Library # Selenium2Library library, operate the browser, and automate the web interface, to be refined open_browser http://www.baidu.com firefox Input text id = kw Chen yuebai click button id = su sleep 3 close Browser
2. Call the custom library in the robot File
Selenium2Library provides many methods, but some scenarios still need to be compiled by yourself. robotFramework supports importing User-Defined libraries.
Take my directory structure as an
pip-1.4.1.tar.gz[Email protected]:/home/fnngj/python# cd PIP-1.4.1/[Email protected]:/home/fnngj/python# python setup.py Install3, installation Selenium[Email protected]:/home/fnngj/python/pip-1.4.1# pip Install-u SeleniumCongratulations!Your early work has been done, the above steps are really a bit cumbersome, but n
decompress it to the C: \ pip-1.3.1 directory.
4. Open the command prompt (start --- cmd press Enter) to enter the c: \ pip-1.3.1 directory and enter:
C: \ pip-1.3.1> Python setup. py install
(If you are prompted that python is not an internal or external command! Don't worry, configure the environment variabl
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.