Method SanitizedDeviceName

tensorflow/core/grappler/costs/virtual_scheduler.cc:600–605

}

string VirtualScheduler::SanitizedDeviceName(const NodeDef* node) const {
  // Replace the ":" characters that may be present in the device name with "_".
  // This makes it possible to then use the resulting string in a node name.
  return str_util::StringReplace(placer_->get_canonical_device_name(*node), ":",
                                 "_", true);
}

string VirtualScheduler::ChannelDeviceName(const NodeDef* from,
                                           const NodeDef* to) const {