old_contents: """
  Usage:
      scrapple (-h | --help | --version)
      scrapple genconfig <projectname> <url> [--type=<type>] [--selector=<selector>] \
  [--levels=<levels>]
      scrapple run <projectname> <output_filename> [--output_type=<output_type>] \
  [--verbosity=<verbosity>]
      scrapple generate <projectname> <output_filename> [--output_type=<output_type>]
  
  Options:
      -h, --help
          Show this help message and exit
      --version, -V
          Display the version of Scrapple
      --type=<type>, -t <type>
          Specifies if the script generated is a page scraper or a crawler [default: scraper]
      --selector=<selector>, -s <selector>
          Specifies if XPath expressions or CSS selectors are used [default: xpath]
      --levels=<levels>, -l <levels>
          Specifies the number of levels for the crawler configuration file [default: 1]
      --output_type=<output_type>, -o <output_type>
          Specifies if the generated output is stored as CSV or JSON [default: json]
      --verbosity=<verbosity>, -v <verbosity>
          Specifies how much of the running is logged. 0 runs the implementation silently; 1 gives basic \
  information, like the URL currently being processed; 2 gives a detailed description of the fields being \
  extracted [default: 0]
  """
  
  from __future__ import print_function
  from docopt import docopt
  from operator import itemgetter
  
  from scrapple.utils.dynamicdispatch import get_command_class
  from scrapple.utils.exceptions import handle_exceptions
  
  
  def runCLI():
      """
      The starting point for the execution of the Scrapple command line tool.
  
      runCLI uses the docstring as the usage description for the scrapple command. \
      The class for the required command is selected by a dynamic dispatch, and the \
      command is executed through the execute_command() method of the command class.
      """
      args = docopt(__doc__, version='0.3.0')
      try:
          handle_exceptions(args)
          command_list = ['genconfig', 'run', 'generate']
          select = itemgetter('genconfig', 'run', 'generate')
          selectedCommand = command_list[select(args).index(True)]
          cmdClass = get_command_class(selectedCommand)
          obj = cmdClass(args)
          obj.execute_command()
      except Exception as e:
          print('\n', e, '\n')
  
  
  if __name__ == '__main__':
      runCLI()
  
new_contents: """
  Usage:
      scrapple (-h | --help | --version)
      scrapple genconfig <projectname> <url> [--type=<type>] [--selector=<selector>] \
  [--levels=<levels>]
      scrapple run <projectname> <output_filename> [--output_type=<output_type>] \
  [--verbosity=<verbosity>]
      scrapple generate <projectname> <output_filename> [--output_type=<output_type>]
  
  Options:
      -h, --help
          Show this help message and exit
      --version, -V
          Display the version of Scrapple
      --type=<type>, -t <type>
          Specifies if the script generated is a page scraper or a crawler [default: scraper]
      --selector=<selector>, -s <selector>
          Specifies if XPath expressions or CSS selectors are used [default: xpath]
      --levels=<levels>, -l <levels>
          Specifies the number of levels for the crawler configuration file [default: 1]
      --output_type=<output_type>, -o <output_type>
          Specifies if the generated output is stored as CSV or JSON [default: json]
      --verbosity=<verbosity>, -v <verbosity>
          Specifies how much of the running is logged. 0 runs the implementation silently; 1 gives basic \
  information, like the URL currently being processed; 2 gives a detailed description of the fields being \
  extracted [default: 0]
  """
  
  from __future__ import print_function
  from docopt import docopt
  from operator import itemgetter
  
  from scrapple.utils.dynamicdispatch import get_command_class
  from scrapple.utils.exceptions import handle_exceptions
  
  
  def runCLI():
      """
      The starting point for the execution of the Scrapple command line tool.
  
      runCLI uses the docstring as the usage description for the scrapple command. \
      The class for the required command is selected by a dynamic dispatch, and the \
      command is executed through the execute_command() method of the command class.
      """
      args = docopt(__doc__, version='0.3.0')
      try:
          check_arguments(args)
          command_list = ['genconfig', 'run', 'generate']
          select = itemgetter('genconfig', 'run', 'generate')
          selectedCommand = command_list[select(args).index(True)]
          cmdClass = get_command_class(selectedCommand)
          obj = cmdClass(args)
          obj.execute_command()
      except Exception as e:
          print('\n', e, '\n')
  
  
  if __name__ == '__main__':
      runCLI()
  
subject: Rename 'handle_exceptions' as 'check_arguments' in cmd module