message: less verbose warnings
diff: @@ -672,7 +672,11 @@ void MolGridDataLayer<Dtype>::set_mol_info(const string& file, const vector<int>
  }
  else if(t > 1) //silence on hydrogens
  {
  - std::cerr << "WARNING: Unknown atom type " << t << " in " << file << ". This atom will be discarded\n";
  + static bool madewarning = false;
  + if(!madewarning) {
  + LOG(WARNING) << "WARNING: Unknown atom type " << t << " in " << file << ". This atom will be discarded. Future warnings will be suppressed\n";
  + madewarning = true;
  + }
  }
  }
  