fix for #2330

tests/test_html.py

@@ -24,6 +24,9 @@ def test_JSHTML(self):
         children = list(h.body.iterchildren())
         assert len(children) >= 2
 
+        # make sure this is returning anything
+        assert js.scene_to_notebook(s) is not None
+
     def test_inNB(self):
         import trimesh.viewer.notebook as js
 

trimesh/exchange/load.py

@@ -110,6 +110,13 @@ def load(
         allow_remote=allow_remote,
         **kwargs,
     )
+    arg = _parse_file_args(
+        file_obj=file_obj,
+        file_type=file_type,
+        resolver=resolver,
+        allow_remote=allow_remote,
+        **kwargs,
+    )
 
     # combine a scene into a single mesh
     if force == "mesh":
@@ -122,7 +129,7 @@ def load(
     # we are matching deprecated behavior here!
     # matching old behavior you should probably use `load_scene`
     if len(loaded.geometry) == 1:
-        kind = loaded.metadata["file_type"]
+        kind = arg.file_type
         geom = next(iter(loaded.geometry.values()))
         if (kind not in {"glb", "gltf"} and isinstance(geom, PointCloud)) or kind in {
             "obj",
@@ -185,7 +192,12 @@ def load_scene(
     try:
         if arg.file_type in path_formats():
             # path formats get loaded with path loader
-            loaded = load_path(file_obj=arg.file_obj, file_type=arg.file_type, **kwargs)
+            loaded = load_path(
+                file_obj=arg.file_obj,
+                file_type=arg.file_type,
+                metadata=arg.metadata,
+                **kwargs,
+            )
         elif arg.file_type in ["svg", "dxf"]:
             # call the dummy function to raise the import error
             # this prevents the exception from being super opaque
@@ -200,6 +212,7 @@ def load_scene(
                     file_obj=arg.file_obj,
                     file_type=arg.file_type,
                     resolver=arg.resolver,
+                    metadata=arg.metadata,
                     **kwargs,
                 )
             )
@@ -226,9 +239,10 @@ def load_scene(
         loaded = Scene(loaded)
 
     # add the "file_path" information to the overall scene metadata
-    loaded.metadata.update(arg.metadata)
+    # if 'metadata' not in kwargs:
+    #    loaded.metadata.update(arg.metadata)
     # add the load path metadata to every geometry
-    [g.metadata.update(arg.metadata) for g in loaded.geometry.values()]
+    # [g.metadata.update(arg.metadata) for g in loaded.geometry.values()]
 
     return loaded
 
@@ -637,8 +651,8 @@ def _parse_file_args(
     file_type = file_type.lower()
 
     # if user passed in a metadata dict add it
-    if "metadata" in kwargs and isinstance(kwargs["metadata"], dict):
-        metadata.update(kwargs["metadata"])
+    if len(kwargs.get("metadata", {})) > 0:
+        metadata = kwargs["metadata"]
     else:
         metadata["file_type"] = file_type
         if file_path is not None:

trimesh/resources/__init__.py

@@ -48,6 +48,7 @@ def _get(name: str, decode: bool, decode_json: bool, as_stream: bool):
     resource : str, bytes, or decoded JSON
       File data
     """
+
     # key by name and decode
     cache_key = (name, bool(decode), bool(decode_json), bool(as_stream))
     cached = _cache.get(cache_key)
@@ -57,7 +58,9 @@ def _get(name: str, decode: bool, decode_json: bool, as_stream: bool):
         return cached
 
     # get the resource using relative names
-    with open(os.path.join(_pwd, name), "rb") as f:
+    # all templates are using POSIX relative paths
+    # so fix them to be platform-specific
+    with open(os.path.join(_pwd, *name.split("/")), "rb") as f:
         resource = f.read()
 
     # make sure we return it as a string if asked