code: def digest_auth_nostale(qop=None, user="user", passwd="passwd", algorithm="MD5"):
      
      return digest_auth(qop, user, passwd, algorithm, "never")
docs: Prompts the user for authorization using Digest Auth + Algorithm.
      ---
      tags:
        - Auth
      parameters:
        - in: path
          name: qop
          type: string
          description: auth or auth-int
        - in: path
          name: user
          type: string
        - in: path
          name: passwd
          type: string
        - in: path
          name: algorithm
          type: string
          description: MD5, SHA-256, SHA-512
          default: MD5
      produces:
        - application/json
      responses:
        200:
          description: Sucessful authentication.
        401:
          description: Unsuccessful authentication.