<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def close(scope):
 """ Closes the existing connection with the remote host. This function is rarely used, as normally Exscript closes the connection automatically when the script has completed. """

    conn = scope.get('__connection__')
    conn.close(1)
    scope.define(__response__=conn.response)
    return True