DX: support only Python 3.12

docs/widget.ipynb

@@ -47,10 +47,8 @@
    },
    "outputs": [],
    "source": [
-    "from __future__ import annotations\n",
-    "\n",
-    "import sys\n",
     "from collections import defaultdict\n",
+    "from typing import Self\n",
     "\n",
     "import ipywidgets as w\n",
     "import matplotlib.pyplot as plt\n",
@@ -69,11 +67,6 @@
     "from sympy.printing.precedence import PRECEDENCE\n",
     "from sympy.printing.printer import Printer\n",
     "\n",
-    "if sys.version_info < (3, 11):\n",
-    "    from typing_extensions import Self\n",
-    "else:\n",
-    "    from typing import Self\n",
-    "\n",
     "\n",
     "def _print_Indexed_latex(self, printer, *args):  # noqa: N802\n",
     "    base = printer._print(self.base)\n",
@@ -444,7 +437,7 @@
     "    sign = l_str[6]\n",
     "    indices = eval(l_str[9:])\n",
     "    superscript = f\"<sup>({sign})</sup>\"\n",
-    "    subscript = f\"<sub>{','.join(f'{i:+d}' if i else str(i) for i in indices)}</sub>\"\n",
+    "    subscript = f\"<sub>{\",\".join(f\"{i:+d}\" if i else str(i) for i in indices)}</sub>\"\n",
     "    label = f\"[𝑙]{superscript}{subscript}\"\n",
     "    row = w.HBox([w.HTML(label), sliders[f\"{l_str}_mag\"], sliders[f\"{l_str}_phi\"]])\n",
     "    l_sliders[sign].append(row)\n",

pyproject.toml

@@ -16,7 +16,7 @@ dependencies = [
 description = "Investigation of symbolic amplitude models for the GlueX experiment"
 license = {text = "BSD 3-Clause License"}
 name = "gluex-amplitude"
-requires-python = ">=3.9"
+requires-python = ">=3.12"
 version = "0.0.0"
 
 [project.optional-dependencies]