update toml imports

docs/source/conf.py

@@ -15,11 +15,16 @@
 # All configuration values have a default value; values that are commented out
 # serve to show the default value.
 
-import toml
+
 import sys, os
 from pathlib import Path
 
-config = toml.load("./sphinx.toml")
+if sys.version_info > (3, 11):
+    import toml as tomllib
+else:
+    import toml as tomllib
+
+config = tomllib.load("./sphinx.toml")
 
 # https://read-the-docs.readthedocs.io/en/latest/faq.html
 ON_RTD = os.environ.get("READTHEDOCS", None) == "True"

pyproject.toml

@@ -61,18 +61,18 @@ black = [
     "black",
 ]
 doc = [
+    "docrepr",
+    "exceptiongroup",
     "ipykernel",
+    "ipython[test]",
+    "matplotlib",
     "setuptools>=18.5",
-    "sphinx>=1.3",
     "sphinx-rtd-theme",
+    "sphinx>=1.3",
     "sphinxcontrib-jquery",
-    "docrepr",
-    "matplotlib",
     "stack_data",
+    "tomli ; python_version<'3.11'",
     "typing_extensions",
-    "exceptiongroup",
-    "ipython[test]",
-    "toml",
 ]
 kernel = [
     "ipykernel",