Method device_count

tensorflow/compiler/xla/service/backend.h:102–102

Returns the number of devices of the platform type which are visible. Not all of these devices may be usable by XLA.

  // Returns the number of devices of the platform type which are visible. Not
  // all of these devices may be usable by XLA.
  int device_count() const { return stream_executors_.size(); }

  // Returns the device ordinal number of the default device.
  int default_device_ordinal() const;