Fix distutils remove on python 3.12

Add version to test : 3.12

Author: Xenxia

.github/workflows/python_test.yml

@@ -14,7 +14,7 @@ jobs:
 
     strategy:
       matrix:
-        python: ["3.7","3.8","3.9","3.10","3.11"]
+        python: ["3.7","3.8","3.9","3.10","3.11","3.12"]
 
     runs-on: ubuntu-latest
 

templateStr/__init__.py

@@ -1,11 +1,25 @@
 import re as regex
 from typing import Any, Pattern, Tuple
-from distutils.util import strtobool
 from time import strftime, localtime
 
 from templateStr.reg import *
 from templateStr.error import BadComparatorError, CustomFunctionReturnError, NotAListError, NotFoundVariableError, NotFoundFunctionError
 
+def strtobool(val):
+    """Convert a string representation of truth to true (1) or false (0).
+
+    True values are 'y', 'yes', 't', 'true', 'on', and '1'; false values
+    are 'n', 'no', 'f', 'false', 'off', and '0'.  Raises ValueError if
+    'val' is anything else.
+    """
+    val = val.lower()
+    if val in ('y', 'yes', 't', 'true', 'on', '1'):
+        return 1
+    elif val in ('n', 'no', 'f', 'false', 'off', '0'):
+        return 0
+    else:
+        raise ValueError("invalid truth value %r" % (val,))
+
 class TemplateStr:
 
     __functions: list