diff --git a/src/everyai/classfier/classfy.py b/src/everyai/classfier/classfy.py
index 8917be5..56b9697 100644
--- a/src/everyai/classfier/classfy.py
+++ b/src/everyai/classfier/classfy.py
@@ -190,16 +190,20 @@ def _split_data(self, path: Path):
             raise
         return self.model
 
-    def _tokenize(self):
+    @staticmethod
+    def _tokenize():
         return None
 
-    def train(self):
+    @staticmethod
+    def train():
         return None
 
-    def test(self):
+    @staticmethod
+    def test():
         return None
 
-    def predict(self):
+    @staticmethod
+    def predict():
         return None
 
     def show_score(self):
diff --git a/src/everyai/generator/generate.py b/src/everyai/generator/generate.py
index 86044a9..bb3faf8 100644
--- a/src/everyai/generator/generate.py
+++ b/src/everyai/generator/generate.py
@@ -20,8 +20,9 @@ def __init__(self, config: dict, format: Callable[[str], str] = None):
         self.model = None
         self.tokenizer = None
 
+    @staticmethod
     def _openai_generate(
-        self, input: str, base_url: str, model_name: str, api_key: str = "0"
+        input: str, base_url: str, model_name: str, api_key: str = "0"
     ) -> str:
         client = OpenAI(api_key=api_key, base_url=base_url)
         messages = [{"role": "user", "content": input}]