diff --git a/tests/integration/test_cli.py b/tests/integration/test_cli.py
index 55fbb27..6ffa72d 100644
--- a/tests/integration/test_cli.py
+++ b/tests/integration/test_cli.py
@@ -1,10 +1,10 @@
-"""Integration tests for CLI commands."""
+{"""Integration tests for CLI commands."""
 
-import pytest
 import tempfile
-import os
 from pathlib import Path
+
 from typer.testing import CliRunner
+
 from docgen.cli import app
 
 
@@ -14,7 +14,7 @@ class TestCLIDetect:
     def test_detect_no_files(self):
         """Test detect with empty directory."""
         runner = CliRunner()
-        
+
         with tempfile.TemporaryDirectory() as tmpdir:
             result = runner.invoke(app, ["detect", tmpdir])
             assert result.exit_code == 0
@@ -23,7 +23,7 @@ class TestCLIDetect:
     def test_detect_python_fastapi(self):
         """Test detect with FastAPI code."""
         runner = CliRunner()
-        
+
         code = '''
 from fastapi import FastAPI
 app = FastAPI()
@@ -39,7 +39,7 @@ def create_user():
         with tempfile.TemporaryDirectory() as tmpdir:
             py_file = Path(tmpdir) / "main.py"
             py_file.write_text(code)
-            
+
             result = runner.invoke(app, ["detect", tmpdir])
             assert result.exit_code == 0
             assert "Found" in result.output or "endpoints" in result.output.lower()
@@ -47,7 +47,7 @@ def create_user():
     def test_detect_with_framework_filter(self):
         """Test detect with specific framework."""
         runner = CliRunner()
-        
+
         code = '''
 from flask import Flask
 app = Flask(__name__)
@@ -59,7 +59,7 @@ def get_items():
         with tempfile.TemporaryDirectory() as tmpdir:
             py_file = Path(tmpdir) / "app.py"
             py_file.write_text(code)
-            
+
             result = runner.invoke(app, ["detect", tmpdir, "--framework", "python"])
             assert result.exit_code == 0
 
@@ -70,7 +70,7 @@ class TestCLIGenerate:
     def test_generate_html(self):
         """Test HTML generation."""
         runner = CliRunner()
-        
+
         code = '''
 from fastapi import FastAPI
 app = FastAPI()
@@ -82,7 +82,7 @@ def get_users():
         with tempfile.TemporaryDirectory() as tmpdir:
             py_file = Path(tmpdir) / "main.py"
             py_file.write_text(code)
-            
+
             output_dir = Path(tmpdir) / "docs"
             result = runner.invoke(app, [
                 "generate",
@@ -90,7 +90,7 @@ def get_users():
                 "--output", str(output_dir),
                 "--format", "html",
             ])
-            
+
             assert result.exit_code == 0
             assert output_dir.exists()
             assert (output_dir / "index.html").exists()
@@ -98,7 +98,7 @@ def get_users():
     def test_generate_markdown(self):
         """Test Markdown generation."""
         runner = CliRunner()
-        
+
         code = '''
 from fastapi import FastAPI
 app = FastAPI()
@@ -110,7 +110,7 @@ def get_items():
         with tempfile.TemporaryDirectory() as tmpdir:
             py_file = Path(tmpdir) / "main.py"
             py_file.write_text(code)
-            
+
             output_dir = Path(tmpdir) / "docs"
             result = runner.invoke(app, [
                 "generate",
@@ -118,14 +118,14 @@ def get_items():
                 "--output", str(output_dir),
                 "--format", "markdown",
             ])
-            
+
             assert result.exit_code == 0
             assert (output_dir / "README.md").exists()
 
     def test_generate_openapi(self):
         """Test OpenAPI generation."""
         runner = CliRunner()
-        
+
         code = '''
 from fastapi import FastAPI
 app = FastAPI()
@@ -137,7 +137,7 @@ def get_products():
         with tempfile.TemporaryDirectory() as tmpdir:
             py_file = Path(tmpdir) / "main.py"
             py_file.write_text(code)
-            
+
             output_dir = Path(tmpdir) / "api"
             result = runner.invoke(app, [
                 "generate",
@@ -145,14 +145,14 @@ def get_products():
                 "--output", str(output_dir),
                 "--format", "openapi",
             ])
-            
+
             assert result.exit_code == 0
             assert (output_dir / "openapi.json").exists()
 
     def test_generate_with_custom_title(self):
         """Test generation with custom title."""
         runner = CliRunner()
-        
+
         code = '''
 from fastapi import FastAPI
 app = FastAPI()
@@ -164,7 +164,7 @@ def get_test():
         with tempfile.TemporaryDirectory() as tmpdir:
             py_file = Path(tmpdir) / "main.py"
             py_file.write_text(code)
-            
+
             output_dir = Path(tmpdir) / "docs"
             result = runner.invoke(app, [
                 "generate",
@@ -174,7 +174,7 @@ def get_test():
                 "--description", "A custom API description",
                 "--version", "2.0.0",
             ])
-            
+
             assert result.exit_code == 0
             content = (output_dir / "index.html").read_text()
             assert "My Custom API" in content
@@ -188,10 +188,10 @@ class TestCLIInit:
     def test_init_creates_config(self):
         """Test init command creates configuration file."""
         runner = CliRunner()
-        
+
         with tempfile.TemporaryDirectory() as tmpdir:
             result = runner.invoke(app, ["init", "--output", tmpdir])
-            
+
             assert result.exit_code == 0
             config_file = Path(tmpdir) / "docgen.toml"
             assert config_file.exists()
@@ -204,6 +204,6 @@ class TestCLIVersion:
         """Test version command displays version."""
         runner = CliRunner()
         result = runner.invoke(app, ["version"])
-        
+
         assert result.exit_code == 0
         assert "DocGen-CLI" in result.output