Added singleton config and changed module structure

neuroapi/__init__.py

@@ -1,17 +1 @@
-from .post import Post
-from .admin import Admin
-from .user import User
-from .image import Image
-from dotenv import load_dotenv
-import os
-from os.path import join, dirname
-
-
-load_dotenv(join(dirname(__file__), "..", '.env'))
-
-
-class neuroapi:
-    post = Post(os.environ.get('API_URL'))
-    admin = Admin(os.environ.get('API_URL'))
-    user = User(os.environ.get('API_URL'))
-    image = Image(os.environ.get('API_URL'))
+from ._neuroapi import neuroapi

neuroapi/_methods/api_method.py

@@ -0,0 +1,8 @@
+from ..config import Config
+
+
+class ApiMethod:
+    api_url: str
+
+    def __init__(self) -> None:
+        self.api_url = Config().api_url

neuroapi/_methods/user.py

@@ -1,4 +1,5 @@
 from aiohttp import ClientSession
+
 from .api_method import ApiMethod
 
 

neuroapi/_neuroapi.py

@@ -0,0 +1,11 @@
+from ._methods.admin import Admin
+from ._methods.image import Image
+from ._methods.post import Post
+from ._methods.user import User
+
+
+class neuroapi:
+    post = Post()
+    admin = Admin()
+    user = User()
+    image = Image()

neuroapi/api_method.py

@@ -1,5 +0,0 @@
-class ApiMethod:
-    api_url: str
-
-    def __init__(self, api_url: str) -> None:
-        self.api_url = api_url

neuroapi/config.py

@@ -0,0 +1,19 @@
+import os
+from typing import Self
+
+from dotenv import load_dotenv
+
+
+class _Singleton:
+    _instances = {}
+    
+    def __new__(cls) -> Self:
+        if cls not in cls._instances:
+            cls._instances[cls] = super(_Singleton, cls).__new__(cls)
+        return cls._instances[cls]
+
+class Config(_Singleton):
+    api_url: str
+    def __init__(self):
+        load_dotenv(os.path.join(os.path.dirname(__file__), '..', '.env'))
+        self.api_url = os.environ.get('API_URL')