Removes distutils

Author: joewesch

tasks.py

@@ -1,7 +1,6 @@
 """Tasks for use with Invoke."""
 import os
 import sys
-from distutils.util import strtobool
 from invoke import task
 
 try:
@@ -16,14 +15,20 @@ def is_truthy(arg):
     Examples:
         >>> is_truthy('yes')
         True
-
     Args:
         arg (str): Truthy string (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.
     """
     if isinstance(arg, bool):
         return arg
-    return bool(strtobool(arg))
+
+    val = str(arg).lower()
+    if val in ("y", "yes", "t", "true", "on", "1"):
+        return True
+    elif val in ("n", "no", "f", "false", "off", "0"):
+        return False
+    else:
+        raise ValueError(f"Invalid truthy value: `{arg}`")
 
 
 PYPROJECT_CONFIG = toml.load("pyproject.toml")