Make GPUAdapterInfo inherit from dict (#709)

Author: almarklein

CHANGELOG.md

@@ -17,6 +17,13 @@ Possible sections in each release:
 * Security: in case of vulnerabilities.
 
 
+### [v0.22.1] - 17-04-2025
+
+Changed:
+
+* Make ``GPUAdapterInfo`` a subclass of dict. Since ``adapter.info`` returned a dict before 0.22.0, this makes it compatible again, with code that expects a dict.
+
+
 ### [v0.22.0] - 16-04-2025
 
 Added:
@@ -26,8 +33,8 @@ Added:
 
 Changed:
 
-* Make ``adapter.info`` return GPUAdapterInfo by @fyellin in https://github.com/pygfx/wgpu-py/pull/699
-* Give AdapterInfo a repr by @almarklein in https://github.com/pygfx/wgpu-py/pull/707
+* Make ``adapter.info`` return ``GPUAdapterInfo`` by @fyellin in https://github.com/pygfx/wgpu-py/pull/699
+* Give ``GPUAdapterInfo`` a repr by @almarklein in https://github.com/pygfx/wgpu-py/pull/707
 
 Fixed:
 

codegen/apipatcher.py

@@ -404,6 +404,8 @@ def get_class_def(self, classname):
                 bases.append("MemoryError")
             elif not bases:
                 bases.append("Exception")
+        elif classname in ["GPUAdapterInfo"]:
+            bases.append("dict")
 
         bases = "" if not bases else f"({', '.join(bases)})"
         return f"class {classname}{bases}:"

wgpu/_classes.py

@@ -549,54 +549,48 @@ def _release(self):
         self._drop_texture()
 
 
-class GPUAdapterInfo:
+class GPUAdapterInfo(dict):
     """Represents information about an adapter."""
 
-    def __init__(self, info):
-        self._info = info
-
     def __repr__(self):
-        parts = [f"{k}={v!r}" for k, v in self._info.items()]
-        return f"<GPUAdapterInfo with {', '.join(parts)}>"
+        parts = [f"{k}={v!r}" for k, v in self.items()]
+        return f"<GPUAdapterInfo dict with {', '.join(parts)}>"
 
     # IDL: readonly attribute DOMString vendor;
     @property
     def vendor(self):
         """The vendor that built this adaptor."""
-        return self._info["vendor"]
+        return self["vendor"]
 
     # IDL: readonly attribute DOMString architecture;
     @property
     def architecture(self):
         """The adapters architecrure."""
-        return self._info["architecture"]
+        return self["architecture"]
 
     # IDL: readonly attribute DOMString device;
     @property
     def device(self):
         """The kind of device that this adapter represents."""
-        return self._info["device"]
+        return self["device"]
 
     # IDL: readonly attribute DOMString description;
     @property
     def description(self):
         """A textual description of the adapter."""
-        return self._info["description"]
+        return self["description"]
 
     # IDL: readonly attribute unsigned long subgroupMinSize;
     @property
     def subgroup_min_size(self):
         """If the "subgroups" feature is supported, the minimum supported subgroup size for the adapter."""
-        return self._info.get("subgroup_min_size")
+        return self.get("subgroup_min_size")
 
     # IDL: readonly attribute unsigned long subgroupMaxSize;
     @property
     def subgroup_max_size(self):
         """If the "subgroups" feature is supported, the maximum supported subgroup size for the adapter."""
-        return self._info.get("subgroup_max_size")
-
-    def __getitem__(self, item):
-        return self._info.get(item, None)
+        return self.get("subgroup_max_size")
 
 
 class GPUAdapter:

wgpu/_version.py

@@ -10,7 +10,7 @@
 
 # This is the reference version number, to be bumped before each release.
 # The build system detects this definition when building a distribution.
-__version__ = "0.22.0"
+__version__ = "0.22.1"
 
 # Allow using nearly the same code in different projects
 project_name = "wgpu"

wgpu/resources/codegen_report.md

@@ -18,7 +18,7 @@
 * Diffs for GPUTextureView: add size, add texture
 * Diffs for GPUBindingCommandsMixin: change set_bind_group
 * Diffs for GPUQueue: add read_buffer, add read_texture, hide copy_external_image_to_texture
-* Validated 37 classes, 124 methods, 49 properties
+* Validated 37 classes, 122 methods, 49 properties
 ### Patching API for backends/wgpu_native/_api.py
 * Validated 37 classes, 124 methods, 0 properties
 ## Validating backends/wgpu_native/_api.py