Add from_raw function

src/lib.rs

@@ -16,7 +16,7 @@ pub use allocator::Allocator;
 
 // note that this be come after the macro definitions (in api)
 mod value;
-pub use value::{Tensor, OrtType};
+pub use value::{OrtType, Tensor};
 
 macro_rules! ort_type {
     ($t:ident, $r:ident) => {
@@ -28,6 +28,9 @@ macro_rules! ort_type {
             pub fn raw(&self) -> *mut sys::$t {
                 self.raw
             }
+            pub unsafe fn from_raw(raw: *mut sys::$t) -> Self {
+                Self { raw }
+            }
         }
 
         impl Drop for $t {
@@ -128,7 +131,10 @@ impl SessionOptions {
         Ok(SessionOptions { raw })
     }
 
-    pub fn set_optimized_model_filepath(&mut self, optimized_model_filepath: &str) -> Result<&mut Self> {
+    pub fn set_optimized_model_filepath(
+        &mut self,
+        optimized_model_filepath: &str,
+    ) -> Result<&mut Self> {
         let optimized_model_filepath = CString::new(optimized_model_filepath)?;
         unsafe {
             checked_call!(

src/value.rs

@@ -195,7 +195,8 @@ impl<T: OrtType> Tensor<T> {
 
     // must be owned or will panic, don't give it negative dims
     pub fn resize(&mut self, dims: Vec<i64>)
-        where T: Clone + Default
+    where
+        T: Clone + Default,
     {
         let len = dims.iter().product::<i64>();
         let owned = self.owned.as_mut().expect("Tensor::resize not owned");