small wgpu changes (#691)

kushalkolar · web-flow · commit 04be32e283d8 · 2025-01-16T11:58:23.000-05:00
* fix deprecated wgpu calls

* show a warning instead of raising an exception if no WGPU adapter exists

* black
diff --git a/fastplotlib/__init__.py b/fastplotlib/__init__.py
@@ -24,7 +24,9 @@
     __version__ = f.read().split("\n")[0]
 
 if len(enumerate_adapters()) < 1:
-    raise IndexError(
+    from warnings import warn
+
+    warn(
         f"WGPU could not enumerate any adapters, fastplotlib will not work.\n"
         f"This is caused by one of the following:\n"
         f"1. You do not have a hardware GPU installed and you do not have "
@@ -35,5 +37,6 @@
         f"common in cloud computing environments.\n"
         f"These two links can help you troubleshoot:\n"
         f"https://wgpu-py.readthedocs.io/en/stable/start.html#platform-requirements\n"
-        f"https://fastplotlib.readthedocs.io/en/latest/user_guide/gpu.html\n"
+        f"https://fastplotlib.readthedocs.io/en/latest/user_guide/gpu.html\n",
+        RuntimeWarning,
     )
diff --git a/fastplotlib/utils/gui.py b/fastplotlib/utils/gui.py
@@ -59,10 +59,10 @@ def _notebook_print_banner():
     image = Image(value=logo_data, format="png", width=300, height=55)
 
     # get adapters and info
-    adapters = [a for a in wgpu.gpu.enumerate_adapters()]
+    adapters = [a for a in wgpu.gpu.enumerate_adapters_sync()]
     adapters_info = [a.info for a in adapters]
 
-    default_adapter_info = wgpu.gpu.request_adapter().info
+    default_adapter_info = wgpu.gpu.request_adapter_sync().info
     default_ix = adapters_info.index(default_adapter_info)
 
     if len(adapters) < 1:
