old_contents: #!/usr/bin/python
  # -*- coding: utf-8 -*-
  
  import lxml.etree, lxml.html
  import re
  
  url = "http://redis.io"
  output = "output.txt"
  
  f = open(output, "w");
  
  tree = lxml.html.parse("download/raw.dat").getroot()
  commands = tree.find_class("command")
  
  data = {}
  
  for command in commands:
  
      for row in command.findall('a'):
          command_url = "%s%s" % (url, row.get('href'))
          
          for sibling in command.itersiblings():
              usage = ""
              
              for command_args in command.findall('span'):
                  usage = "Usage: %s %s" % (row.text, command_args.text.replace(' ', '').replace('\n', ' ').strip())
  
              summary = "%s<br>%s" % (sibling.text, usage)
  
              data[command_url] = (row.text, summary)
  
  for command_url in data.keys():
      command, summary = data[command_url]
      summary = unicode(summary).encode("utf-8")
      
      f.write("\t".join([str(command),      # title
                      "",                # namespace
                      command_url,               # url
                      summary,       # description
                      "",                # synopsis
                      "",                # details
                      "",                # type
                      ""                 # lang
                     ])
             )
      f.write("\n")
  f.close()
  
new_contents: #!/usr/bin/python
  # -*- coding: utf-8 -*-
  
  import lxml.etree, lxml.html
  import re
  
  url = "http://redis.io"
  output = "output.txt"
  
  f = open(output, "w");
  
  tree = lxml.html.parse("download/raw.dat").getroot()
  commands = tree.find_class("command")
  
  data = {}
  
  for command in commands:
  
      for row in command.findall('a'):
          command_url = "%s%s" % (url, row.get('href'))
          
          for sibling in command.itersiblings():
              usage = ""
              
              for command_args in command.findall('span'):
                  usage = "%s %s" % (row.text, command_args.text.replace(' ', '').replace('\n', ' ').strip())
  
              summary = "%s" % (sibling.text)
  
              data[command_url] = (row.text, summary, usage)
  
  for command_url in data.keys():
      command, summary, usage = data[command_url]
      summary = unicode(summary).encode("utf-8")
      usage = unicode(usage).encode("utf-8")
      
      f.write("\t".join([str(command),      # title
                      "",                # namespace
                      command_url,               # url
                      summary,       # description
                      usage,                # synopsis
                      "",                # details
                      "",                # type
                      ""                 # lang
                     ])
             )
      f.write("\n")
  f.close()
  
subject: Use a synopsis for usage examples