code: def install(self, pip_args=None):
          
          if path.isdir(self.env):
              print_pretty("<FG_RED>This seems to already be installed.<END>")
          else:
              print_pretty("<FG_BLUE>Creating environment {}...<END>\n".format(self.env))
              self.create_env()
              self.install_program(pip_args)
              self.create_links()
docs: Install the program and put links in place.