code: def application(environ, start_response):
      '''
      Process the request and return a JSON response. Catch errors and return the
      appropriate HTTP code.
      '''
      # Instantiate APIClient once for the whole app
      saltenviron(environ)
  
      # Call the dispatcher
      try:
          resp = list(dispatch(environ))
          code = 200
      except HTTPError as exc:
          code = exc.code
          resp = str(exc)
      except salt.exceptions.EauthAuthenticationError as exc:
          code = 401
          resp = str(exc)
      except Exception as exc:
          code = 500
          resp = str(exc)
  
      # Convert the response to JSON
      try:
          ret = salt.utils.json.dumps({'return': resp})
      except TypeError as exc:
          code = 500
          ret = str(exc)  # future lint: disable=blacklisted-function
  
      # Return the response
      start_response(H[code], get_headers(ret, {
          'Content-Type': 'application/json',
      }))
      return (ret,f application(environ, start_response):
      '''
      Process the request and return a JSON response. Catch errors and return the
      appropriate HTTP code.
      '''
      # Instantiate APIClient once for the whole app
      saltenviron(environ)
  
      # Call the dispatcher
      try:
          resp = list(dispatch(environ))
          code = 200
      except HTTPError as exc:
          code = exc.code
          resp = str(exc)
      except salt.exceptions.EauthAuthenticationError as exc:
          code = 401
          resp = str(exc)
      except Exception as exc:
          code = 500
          resp = str(exc)
  
      # Convert the response to JSON
      try:
          ret = salt.utils.json.dumps({'return': resp})
      except TypeError as exc:
          code = 500
          ret = str(exc)  # future lint: disable=blacklisted-function
  
      # Return the response
      start_response(H[code], get_headers(ret, {
          'Content-Type': 'application/json',
      }))
      return (ret,)
docs: Process the request and return a JSON response. Catch errors and return the
      appropriate HTTP code.