module Thor::Shell

def initialize(args = [], options = {}, config = {})


MyScript.new [1.0], { :foo => :bar }, :shell => Thor::Shell::Basic.new

end
argument :first, :type => :numeric
class MyScript < Thor

==== Examples

shell:: An instance of the shell to be used.
==== Configuration

Add shell to initialize config values. 
def initialize(args = [], options = {}, config = {})
  super
  self.shell = config[:shell]
  shell.base ||= self if shell.respond_to?(:base)
end