fix: update Environment initialization in Explainable class and clean up test imports

multinut/explain.py

@@ -28,7 +28,7 @@ class Explainable:
     
     @classmethod
     def use_env(path: str = ".env"):
-        env = Environment(path)
+        env = Environment(env_file_name=path)
         Explainable.API_KEY = env.get("OPENAPI_KEY")
 
     @classmethod

setup.py

@@ -2,7 +2,7 @@ from setuptools import setup, find_packages
 
 setup(
     name='multinut',
-    version='0.3.1',
+    version='0.3.2',
     packages=find_packages(),
     install_requires=[
         "requests>=2.25.0",

tests/explain-test.py

@@ -1,4 +1,4 @@
-from multinut.explain import Explainable, hello
+from multinut.explain import Explainable
 
 class MyClass(Explainable):
     def my_method(self, x):
@@ -8,6 +8,7 @@ class MyClass(Explainable):
     def another(self, msg: str):
         return msg[::-1]
 
+Explainable.use_env()
 
 print("=== Class Explanation ===")
 print(MyClass.explain())