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：

 

二、 安装Python2.7

官方主页：

下载地址：

 

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 PathPath=C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;D:\Rational\common;D:\Rational\ClearCase\bin;D:\Python27;D:\Python27\ScriptsPATHEXT=.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH

 

4) 验证Python

T:\>pythonPython 2.7.3 (default, Apr 10 2012, 23:31:26) [MSC v.1500 32 bit (Intel)] on win32Type "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：

下载地址：

安装过程：略

 

2) 安装Zope.Interface

官方主页：

下载地址：

安装过程：

T:\>d:D:\>cd D:\Python27\ScriptsD:\Python27\Scripts>easy_install.exe zope.interface-4.0.1-py2.7-win32.eggProcessing zope.interface-4.0.1-py2.7-win32.eggcreating d:\python27\lib\site-packages\zope.interface-4.0.1-py2.7-win32.eggExtracting zope.interface-4.0.1-py2.7-win32.egg to d:\python27\lib\site-packagesAdding zope.interface 4.0.1 to easy-install.pth fileInstalled d:\python27\lib\site-packages\zope.interface-4.0.1-py2.7-win32.eggProcessing dependencies for zope.interface==4.0.1Finished processing dependencies for zope.interface==4.0.1D:\Python27\Scripts>

 

验证安装：

D:\Python27\Scripts>pythonPython 2.7.3 (default, Apr 10 2012, 23:31:26) [MSC v.1500 32 bit (Intel)] on win32Type "help", "copyright", "credits" or "license" for more information.>>> import zope.interface>>>

 

3) 安装Twisted

官方主页：

下载地址：

安装过程：略

 

 

四、 安装w3lib

官方主页：

下载地址：

解压过程：略

安装过程：

T:\w3lib-1.2>python setup.py installrunning installrunning buildrunning build_pycreating buildcreating build\libcreating build\lib\w3libcopying w3lib\encoding.py -> build\lib\w3libcopying w3lib\form.py -> build\lib\w3libcopying w3lib\html.py -> build\lib\w3libcopying w3lib\http.py -> build\lib\w3libcopying w3lib\url.py -> build\lib\w3libcopying w3lib\util.py -> build\lib\w3libcopying w3lib\__init__.py -> build\lib\w3librunning install_libcreating D:\Python27\Lib\site-packages\w3libcopying build\lib\w3lib\encoding.py -> D:\Python27\Lib\site-packages\w3libcopying build\lib\w3lib\form.py -> D:\Python27\Lib\site-packages\w3libcopying build\lib\w3lib\html.py -> D:\Python27\Lib\site-packages\w3libcopying build\lib\w3lib\http.py -> D:\Python27\Lib\site-packages\w3libcopying build\lib\w3lib\url.py -> D:\Python27\Lib\site-packages\w3libcopying build\lib\w3lib\util.py -> D:\Python27\Lib\site-packages\w3libcopying build\lib\w3lib\__init__.py -> D:\Python27\Lib\site-packages\w3libbyte-compiling D:\Python27\Lib\site-packages\w3lib\encoding.py to encoding.pycbyte-compiling D:\Python27\Lib\site-packages\w3lib\form.py to form.pycbyte-compiling D:\Python27\Lib\site-packages\w3lib\html.py to html.pycbyte-compiling D:\Python27\Lib\site-packages\w3lib\http.py to http.pycbyte-compiling D:\Python27\Lib\site-packages\w3lib\url.py to url.pycbyte-compiling D:\Python27\Lib\site-packages\w3lib\util.py to util.pycbyte-compiling D:\Python27\Lib\site-packages\w3lib\__init__.py to __init__.pycrunning install_egg_infoWriting D:\Python27\Lib\site-packages\w3lib-1.2-py2.7.egg-infoT:\w3lib-1.2>

 

验证安装：

T:\>pythonPython 2.7.3 (default, Apr 10 2012, 23:31:26) [MSC v.1500 32 bit (Intel)] on win32Type "help", "copyright", "credits" or "license" for more information.>>> import w3lib>>>

 

 

五、 安装libxml2

官方主页：

下载地址：

安装过程：略

验证安装：

T:\>pythonPython 2.7.3 (default, Apr 10 2012, 23:31:26) [MSC v.1500 32 bit (Intel)] on win32Type "help", "copyright", "credits" or "license" for more information.>>> import libxml2>>>

 

 

六、 安装pyOpenSSL

官方主页：

下载地址：

安装过程：略

验证安装：

T:\>pythonPython 2.7.3 (default, Apr 10 2012, 23:31:26) [MSC v.1500 32 bit (Intel)] on win32Type "help", "copyright", "credits" or "license" for more information.>>> import OpenSSL>>>

 

 

七、 安装Scrapy

官方主页：

下载地址：

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\ScriptsInstalling easy_install-2.7.exe script to D:\Python27\ScriptsInstalling easy_install-2.7.exe.manifest script to D:\Python27\ScriptsUsing d:\python27\lib\site-packagesFinished processing dependencies for Scrapy==0.14.4T:\Scrapy-0.14.4>

 

验证安装：

T:\>scrapyScrapy 0.14.4 - no active projectUsage:  scrapy  [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 ScrapyUse "scrapy  -h" to see more info about a commandT:\>