centos6.6 The system default Python version is python2.6.6. Currently this version is very low, the mainstream is the use of python2.7 or python3.0, python2.6.6 can only support to Django1.3.7, this Django version is too low, many features are not
Beginners have just begun to learn python, now learning "stupid methodology python" ing~There are several packages that need to be installed in learning Exercise 46 o'clock: Pip, Nose, virtualenv, distribute! Here's how to install Python packages
The error is as follows:You are are using PIP version 8.0.3, however version 8.1.2 is available. You should consider upgrading via the ' python-m pip install--upgrade pip ' comm and.
System Environment:Operating system: windows8.1Python version: 2.7.
Turn from: http://jiayanjujyj.iteye.com/blog/1409819
Just started to learn python, in looking at the document and other people's blog to introduce the installation package with Easy_install, Setuptools, some use Pip,distribute, then what is the
1 Prefacepipis a Python package management tool, mainly for installation PyPI on the package, can replace the easy_install tool.
Github:https://github.com/pypa/pip
doc:https://pip.pypa.io/en/latest/
2 getting Pip2.1 Script
PIP Install error problem resolution
Sometimes the red Word error occurs when you install the Python library with the pip Install command
1. Error: Readtimeouterror:httpsconnectionpool (host= ' pypi.python.org ', port=443): Read timed out.
CentOS 7 python version update
Original version 2.7.5 updated version 2.7.13Note: Because Linux comes with Python, the system has a certain dependence on it, so it is recommended to keep the original version; the Yum function problem is often
First install PythonI have installed two versions:Python-2.7.10.tgzPython-3.5.1.tgzFirst look at the Python version that comes with the system:1 [email protected] src]# python-v 2 Python 2.6.6To install the Python2.7 version:[Email protected] src]#
Recently prepared to delve into Python-related crawler knowledge, if you use Python crawl relatively formal web pages using "Urllib2 + BeautifulSoup + Regular expression " can be done, then dynamically generated information pages, such as Ajax,
Error message:sudo pip Install cryptographyPassword: The directory '/users/wanghao/library/caches/pip/http ' or its parent directory was not owned by the current user and the CA Che has been disabled. Please check the permissions and owner for that
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