Attempt to fix windows MDX ONNX loading tempfile bug in onnx2torch (#63)

* Attempt to fix windows MDX ONNX loading tempfile bug in onnx2torch

* Bumped version with onnx2torch windows fix

audio_separator/separator/architectures/mdx_separator.py

@@ -1,7 +1,9 @@
 """Module for separating audio sources using MDX architecture models."""
 
 import os
+import platform
 import torch
+import onnx
 import onnxruntime as ort
 import numpy as np
 import onnx2torch
@@ -121,7 +123,12 @@ def load_model(self):
             self.model_run = lambda spek: ort_inference_session.run(None, {"input": spek.cpu().numpy()})[0]
             self.logger.debug("Model loaded successfully using ONNXruntime inferencing session.")
         else:
-            self.model_run = onnx2torch.convert(self.model_path)
+            if platform.system() == 'Windows':
+                onnx_model = onnx.load(self.model_path)
+                self.model_run = onnx2torch.convert(onnx_model)
+            else:
+                self.model_run = onnx2torch.convert(self.model_path)
+
             self.model_run.to(self.torch_device).eval()
             self.logger.warning("Model converted from onnx to pytorch due to segment size not matching dim_t, processing may be slower.")