Read all the tensors in a PyTorch pth file. (#1106)

candle-core/src/pickle.rs

@@ -723,3 +723,16 @@ impl PthTensors {
         Ok(Some(tensor))
     }
 }
+
+/// Read all the tensors from a PyTorch pth file.
+pub fn read_all<P: AsRef<std::path::Path>>(path: P) -> Result<Vec<(String, Tensor)>> {
+    let pth = PthTensors::new(path)?;
+    let tensor_names = pth.tensor_infos.keys();
+    let mut tensors = Vec::with_capacity(tensor_names.len());
+    for name in tensor_names {
+        if let Some(tensor) = pth.get(name)? {
+            tensors.push((name.to_string(), tensor))
+        }
+    }
+    Ok(tensors)
+}