load all models on cpu

pytorch_pretrained_bert/modeling.py

@@ -594,7 +594,7 @@ class BertPreTrainedModel(nn.Module):
         model = cls(config, *inputs, **kwargs)
         if state_dict is None and not from_tf:
             weights_path = os.path.join(serialization_dir, WEIGHTS_NAME)
-            state_dict = torch.load(weights_path, map_location='cpu' if not torch.cuda.is_available() else None)
+            state_dict = torch.load(weights_path, map_location='cpu')
         if tempdir:
             # Clean up temp dir
             shutil.rmtree(tempdir)

pytorch_pretrained_bert/modeling_gpt2.py

@@ -418,7 +418,7 @@ class GPT2PreTrainedModel(nn.Module):
         # Instantiate model.
         model = cls(config, *inputs, **kwargs)
         if state_dict is None and not from_tf:
-            state_dict = torch.load(resolved_archive_file, map_location='cpu' if not torch.cuda.is_available() else None)
+            state_dict = torch.load(resolved_archive_file, map_location='cpu')
         if from_tf:
             # Directly load from a TensorFlow checkpoint (stored as NumPy array)
             return load_tf_weights_in_gpt2(model, resolved_archive_file)

pytorch_pretrained_bert/modeling_openai.py

@@ -476,7 +476,7 @@ class OpenAIGPTPreTrainedModel(nn.Module):
         # Instantiate model.
         model = cls(config, *inputs, **kwargs)
         if state_dict is None and not from_tf:
-            state_dict = torch.load(resolved_archive_file, map_location='cpu' if not torch.cuda.is_available() else None)
+            state_dict = torch.load(resolved_archive_file, map_location='cpu')
         if from_tf:
             # Directly load from a TensorFlow checkpoint (stored as NumPy array)
             return load_tf_weights_in_openai_gpt(model, resolved_archive_file)

pytorch_pretrained_bert/modeling_transfo_xl.py

@@ -944,7 +944,7 @@ class TransfoXLPreTrainedModel(nn.Module):
         # Instantiate model.
         model = cls(config, *inputs, **kwargs)
         if state_dict is None and not from_tf:
-            state_dict = torch.load(resolved_archive_file, map_location='cpu' if not torch.cuda.is_available() else None)
+            state_dict = torch.load(resolved_archive_file, map_location='cpu')
         if from_tf:
             # Directly load from a TensorFlow checkpoint
             return load_tf_weights_in_transfo_xl(model, config, pretrained_model_name_or_path)