RE: Total Beginner - Extracting Data from a Database Online (Screenshot)

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Subject	RE: Total Beginner - Extracting Data from a Database Online (Screenshot)
Date	Sat, 25 May 2013 02:36:35 +0300
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### table_data_extraction.py ###
# Usage: table[id][row][column]
# tables[0]       : 1st table
# tables[1][2]    : 3rd row of 2nd table
# tables[3][4][5] : cell content of 6th column of 5th row of 4th table
# len(table)      : quantity of tables
# len(table[6])   : quantity of rows of 7th table
# len(table[7][8]): quantity of columns of 9th row of 8th table

impor re
import urllib2

#to retrieve the contents of the page
page = urllib2.urlopen("http://example.com/page.html").read().strip()

#to create the tables list
tables=[[re.findall('<TD>(.*?)</TD>',r,re.S) for r in re.findall('<TR>(.*?)</TR>',t,re.S)] for t in re.findall('<TABLE>(.*?)</TABLE>',page,re.S)]


Pretty simple. Good luck!

----------------------------------------
> Date: Fri, 24 May 2013 10:32:26 -0700
> Subject: Total Beginner - Extracting Data from a Database Online (Screenshot)
> From: logan.c.graham@gmail.com
> To: python-list@python.org
>
> Hey guys,
>
> I'm learning Python and I'm experimenting with different projects -- I like learning by doing. I'm wondering if you can help me here:
>
> http://i.imgur.com/KgvSKWk.jpg
>
> What this is is a publicly-accessible webpage that's a simple database of people who have used the website. Ideally what I'd like to end up with is an excel spreadsheet with data from the columns #fb, # vids, fb sent?, # email tm.
>
> I'd like to use Python to do it -- crawl the page and extract the data in a usable way.
>
> I'd love your input! I'm just a learner.
> --
> http://mail.python.org/mailman/listinfo/python-list

Thread

Total Beginner - Extracting Data from a Database Online (Screenshot) logan.c.graham@gmail.com - 2013-05-24 10:32 -0700
  Re: Total Beginner - Extracting Data from a Database Online (Screenshot) Dave Angel <davea@davea.name> - 2013-05-24 15:41 -0400
  RE: Total Beginner - Extracting Data from a Database Online (Screenshot) Carlos Nepomuceno <carlosnepomuceno@outlook.com> - 2013-05-25 02:36 +0300
    Re: Total Beginner - Extracting Data from a Database Online (Screenshot) John Ladasky <john_ladasky@sbcglobal.net> - 2013-05-25 18:33 -0700
      Re: Total Beginner - Extracting Data from a Database Online (Screenshot) logan.c.graham@gmail.com - 2013-05-27 17:58 -0700
        RE: Total Beginner - Extracting Data from a Database Online (Screenshot) Carlos Nepomuceno <carlosnepomuceno@outlook.com> - 2013-05-28 04:21 +0300
        RE: Total Beginner - Extracting Data from a Database Online (Screenshot) Phil Connell <pconnell@gmail.com> - 2013-05-28 07:40 +0100
  Re: Total Beginner - Extracting Data from a Database Online (Screenshot) Dave Angel <davea@davea.name> - 2013-05-24 21:16 -0400
  Re: Total Beginner - Extracting Data from a Database Online (Screenshot) Chris Angelico <rosuav@gmail.com> - 2013-05-25 13:22 +1000
    Re: Total Beginner - Extracting Data from a Database Online (Screenshot) logan.c.graham@gmail.com - 2013-05-25 17:48 -0700
  Total Beginner - Extracting Data from a Database Online (Screenshot) "neil.suffield@gmail.com" <neil.suffield@gmail.com> - 2013-05-25 03:13 -0700
  Total Beginner - Extracting Data from a Database Online (Screenshot) "neil.suffield@gmail.com" <neil.suffield@gmail.com> - 2013-05-25 03:15 -0700

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