Spider之Scrapy安装介绍

Scrapy安装介绍


一、 Scrapy简介


Scrapy is a fast high-level screen scraping and web crawling framework, used to crawl websites and extract structured data from their pages. It can be used for a wide range of purposes, from data mining to monitoring and automated testing.


官方主页： http://www.scrapy.org/


 


二、 安装Python2.7


官方主页：http://www.python.org/


下载地址：http://www.python.org/ftp/python/2.7.3/python-2.7.3.msi


 


1) 安装python


安装目录：D:\Python27


 


2) 添加环境变量


略System Properties -> Advanced -> Environment Variables - >System Variables -> Path -> Edit


 


3) 验证环境变量


T:\>set Path
Path=C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;D:\Rational\common;D:\Rational\ClearCase\bin;D:\Python27;D:\Python27\Scripts
PATHEXT=.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH
 


4) 验证Python




T:\>python
Python 2.7.3 (default, Apr 10 2012, 23:31:26) [MSC v.1500 32 bit (Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> exit()


T:\>


 


 


三、 安装Twisted


Twisted is an event-driven networking engine written in Python and licensed under the open source


 


1) 安装setuptools


Download, build, install, upgrade, and uninstall Python packages -- easily!


官方主页：http://pypi.python.org/pypi/setuptools


下载地址：http://pypi.python.org/packages/2.7/s/setuptools/setuptools-0.6c11.win32-py2.7.exe


安装过程：略


 


2) 安装Zope.Interface


官方主页：http://pypi.python.org/pypi/zope.interface/


下载地址：http://pypi.python.org/packages/2.7/z/zope.interface/zope.interface-4.0.1-py2.7-win32.egg


安装过程：




T:\>d:
D:\>cd D:\Python27\Scripts
D:\Python27\Scripts>easy_install.exe zope.interface-4.0.1-py2.7-win32.egg
Processing zope.interface-4.0.1-py2.7-win32.egg
creating d:\python27\lib\site-packages\zope.interface-4.0.1-py2.7-win32.egg
Extracting zope.interface-4.0.1-py2.7-win32.egg to d:\python27\lib\site-packages
Adding zope.interface 4.0.1 to easy-install.pth file


Installed d:\python27\lib\site-packages\zope.interface-4.0.1-py2.7-win32.egg
Processing dependencies for zope.interface==4.0.1
Finished processing dependencies for zope.interface==4.0.1


D:\Python27\Scripts>


 


验证安装：




D:\Python27\Scripts>python
Python 2.7.3 (default, Apr 10 2012, 23:31:26) [MSC v.1500 32 bit (Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import zope.interface
>>>


 


3) 安装Twisted


官方主页：http://twistedmatrix.com/trac/wiki/TwistedProject


下载地址：http://pypi.python.org/packages/2.7/T/Twisted/Twisted-12.1.0.win32-py2.7.msi


安装过程：略


 


 


四、 安装w3lib


官方主页：http://pypi.python.org/pypi/w3lib


下载地址： http://pypi.python.org/packages/source/w/w3lib/w3lib-1.2.tar.gz


解压过程：略


安装过程：




T:\w3lib-1.2>python setup.py install
running install
running build
running build_py
creating build
creating build\lib
creating build\lib\w3lib
copying w3lib\encoding.py -> build\lib\w3lib
copying w3lib\form.py -> build\lib\w3lib
copying w3lib\html.py -> build\lib\w3lib
copying w3lib\http.py -> build\lib\w3lib
copying w3lib\url.py -> build\lib\w3lib
copying w3lib\util.py -> build\lib\w3lib
copying w3lib\__init__.py -> build\lib\w3lib
running install_lib
creating D:\Python27\Lib\site-packages\w3lib
copying build\lib\w3lib\encoding.py -> D:\Python27\Lib\site-packages\w3lib
copying build\lib\w3lib\form.py -> D:\Python27\Lib\site-packages\w3lib
copying build\lib\w3lib\html.py -> D:\Python27\Lib\site-packages\w3lib
copying build\lib\w3lib\http.py -> D:\Python27\Lib\site-packages\w3lib
copying build\lib\w3lib\url.py -> D:\Python27\Lib\site-packages\w3lib
copying build\lib\w3lib\util.py -> D:\Python27\Lib\site-packages\w3lib
copying build\lib\w3lib\__init__.py -> D:\Python27\Lib\site-packages\w3lib
byte-compiling D:\Python27\Lib\site-packages\w3lib\encoding.py to encoding.pyc
byte-compiling D:\Python27\Lib\site-packages\w3lib\form.py to form.pyc
byte-compiling D:\Python27\Lib\site-packages\w3lib\html.py to html.pyc
byte-compiling D:\Python27\Lib\site-packages\w3lib\http.py to http.pyc
byte-compiling D:\Python27\Lib\site-packages\w3lib\url.py to url.pyc
byte-compiling D:\Python27\Lib\site-packages\w3lib\util.py to util.pyc
byte-compiling D:\Python27\Lib\site-packages\w3lib\__init__.py to __init__.pyc
running install_egg_info
Writing D:\Python27\Lib\site-packages\w3lib-1.2-py2.7.egg-info


T:\w3lib-1.2>


 


验证安装：




T:\>python
Python 2.7.3 (default, Apr 10 2012, 23:31:26) [MSC v.1500 32 bit (Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import w3lib
>>> 


 


 


五、 安装libxml2


官方主页：http://users.skynet.be/sbi/libxml-python/http://pypi.python.org/pypi/pyOpenSSL


下载地址：http://users.skynet.be/sbi/libxml-python/binaries/libxml2-python-2.7.7.win32-py2.7.exe


安装过程：略


验证安装：




T:\>python
Python 2.7.3 (default, Apr 10 2012, 23:31:26) [MSC v.1500 32 bit (Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import libxml2
>>> 


 


 


六、 安装pyOpenSSL


官方主页：http://pypi.python.org/pypi/pyOpenSSL


下载地址：http://pypi.python.org/packages/2.7/p/pyOpenSSL/pyOpenSSL-0.13.winxp32-py2.7.msi


安装过程：略


验证安装：




T:\>python
Python 2.7.3 (default, Apr 10 2012, 23:31:26) [MSC v.1500 32 bit (Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import OpenSSL
>>>


 


 


七、 安装Scrapy


官方主页：http://scrapy.org/


下载地址：http://pypi.python.org/packages/source/S/Scrapy/Scrapy-0.14.4.tar.gz


解压过程：略


安装过程：




T:\Scrapy-0.14.4>python setup.py install


……
Installing easy_install-2.7-script.py script to D:\Python27\Scripts
Installing easy_install-2.7.exe script to D:\Python27\Scripts
Installing easy_install-2.7.exe.manifest script to D:\Python27\Scripts


Using d:\python27\lib\site-packages
Finished processing dependencies for Scrapy==0.14.4


T:\Scrapy-0.14.4>


 


验证安装：




T:\>scrapy
Scrapy 0.14.4 - no active project


Usage:
  scrapy <command> [options] [args]


Available commands:
  fetch         Fetch a URL using the Scrapy downloader
  runspider     Run a self-contained spider (without creating a project)
  settings      Get settings values
  shell         Interactive scraping console
  startproject  Create new project
  version       Print Scrapy version
  view          Open URL in browser, as seen by Scrapy


Use "scrapy <command> -h" to see more info about a command


T:\>