code: def activate(self):
          
          d = dir(self)
          self.plugins = []
          for key in d:
              if key.startswith("shell_activate_"):
                  if self.echo:
                      Console.ok("Shell Activate: {0}".format(key))
                  self.plugins.append(key)
          for key in d:
              if key.startswith("activate_"):
                  if self.echo:
                      Console.ok("Activate: {0}".format(key))
                  self.plugins.append(key)
  
          for key in self.plugins:
              if self.echo:
                  Console.ok("> {0}".format(key.replace("_", " ", 1)))
              exec ("self.%s()" % key)
docs: method to activate all activation methods in the shell and
          its plugins.