refactor to functor

tools/helm_test_gen.py

@@ -1,6 +1,5 @@
 import re
 import yaml
-import os
 from typing import Optional
 from smolagents import Tool
 from jinja2 import Environment, FileSystemLoader
@@ -67,14 +66,12 @@ class GenerateHelmTest(Tool):
     """
     doc = [*yaml.safe_load_all(document)]
     result = ''
-    current_dir = os.path.dirname(os.path.abspath(__file__))
-    template_dir = os.path.join(current_dir, 'templates')
 
     for item in doc:
         name = item['metadata']['name']
         kind = item['kind']
         kindDesc = (re.sub(r'((?<=[a-z])[A-Z]|(?<!\A)[A-Z](?=[a-z]))', r' \1', kind)).lower()
-        env = Environment(loader=FileSystemLoader(template_dir))
+        env = Environment(loader=FileSystemLoader('templates'))
         env.globals['gyv'] = GenerateHelmTest.get_yaml_value
         env.globals['bool_to_str'] = GenerateHelmTest.bool_to_str
         env.globals['get_object_by_kind'] = GenerateHelmTest.get_object_by_kind