diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..7979518
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,57 @@
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+
+# PyInstaller
+*.manifest
+*.spec
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+.hypothesis/
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# IDEs
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS files
+.DS_Store
+Thumbs.db
diff --git a/ruaccent/accent_model.py b/ruaccent/accent_model.py
index ee4b255..4b23c8f 100644
--- a/ruaccent/accent_model.py
+++ b/ruaccent/accent_model.py
@@ -33,6 +33,11 @@ def put_accent(self, word):
         lower_word = word.lower()
         inputs = self.tokenizer(lower_word, return_tensors="np")
         inputs = {k: v.astype(np.int64) for k, v in inputs.items()}
+        
+        # Add token_type_ids if missing (zeros with same shape as input_ids)
+        if 'token_type_ids' not in inputs:
+            inputs['token_type_ids'] = np.zeros_like(inputs['input_ids'])
+        
         outputs = self.session.run(None, inputs)
         output_names = {output_key.name: idx for idx, output_key in enumerate(self.session.get_outputs())}
         logits = outputs[output_names["logits"]]