🐛 make pkg Python 3.9 compatible

- import future anntotations and use external pkg to
  make StrEnum availble for python below 3.11

Author: enryH

pyproject.toml

@@ -26,7 +26,7 @@ itables = "^2.2.2"
 kaleido = "0.2.0"
 vl-convert-python = "^1.7.0"
 dataframe-image = "^0.2.6"
-
+strenum = { version = "^0.4.15", python = "<3.11" }
 
 [tool.poetry.group.dev.dependencies]
 ipykernel = "^6.29.5"

vuegen/report.py

@@ -3,7 +3,13 @@
 import os
 from abc import ABC, abstractmethod
 from dataclasses import dataclass, field
-from enum import StrEnum, auto
+from enum import auto
+
+try:
+    from enum import StrEnum
+except ImportError:
+    from strenum import StrEnum
+
 from typing import ClassVar, List, Optional
 
 import matplotlib.pyplot as plt
@@ -738,4 +744,4 @@ def _generate_subsection(self, subsection: Subsection) -> tuple[List[str], List[
             - list of subsection content lines (List[str])
             - list of imports for the subsection (List[str])
         """
-        pass
+        pass

vuegen/utils.py

@@ -1,18 +1,27 @@
+from __future__ import annotations
+
+import argparse
+import json
+import logging
 import os
 import sys
-import yaml
 from datetime import datetime
-import logging
-import argparse
-import requests
-import networkx as nx
-import json
+
+try:
+    from enum import StrEnum
+except ImportError:
+    from strenum import StrEnum
+
 from io import StringIO
-from enum import StrEnum
 from typing import Type
-from bs4 import BeautifulSoup
 from urllib.parse import urlparse
 
+import networkx as nx
+import requests
+import yaml
+from bs4 import BeautifulSoup
+
+
 ## CHECKS
 def check_path(filepath: str) -> bool:
     """