input: import flask
  from flask import request, jsonify
  
  def calculate(app: flask.Flask) -> None:
      """ Create a Python web application for a car insurance calculator. The application should
      have a page where the user can input the data (e.g age, gender, car model, etc) and should
      return a calculated insurance price.
      >>> from unittest.mock import Mock
      >>> app = flask.Flask(__name__)
      >>> with app.test_request_context('/calculate', method='POST', json={"age": 30, "gender": "male", "car_model": "sedan"}):
      ...     response = calculate(app)
      ...     assert response.status_code == 200
      ...     assert response.json.get('insurance_price') == 0.00
      """
      @app.route('/calculate', methods=['POST'])
      def calculate_insurance():
          data = request.get_json()
          age = data['age']
          gender = data['gender']
          car_model = data['car_model']
          insurance_price = 0.00  # Placeholder for actual calculation
          return jsonify({'insurance_price': insurance_price})
  
      app.run(host='0.0.0.0', port=8006)
output:     @app.route('/calculate', methods=['POST'])
      def calculate_insurance():
          data = request.get_json()
          age = data['age']
          gender = data['gender']
          car_model = data['car_model']
          
          # Simple calculation for demonstration purposes
          if age < 25:
              insurance_price = 1000.00
          elif age < 50:
              insurance_price = 500.00
          else:
              insurance_price = 300.00
          
          if gender == 'female':
              insurance_price *= 0.9  # 10% discount for females
          
          if car_model == 'sports':
              insurance_price *= 1.5  # 50% increase for sports cars
          
          return jsonify({'insurance_price': round(insurance_price, 2)})
  
      app.run(host='0.0.0.0', port=8006)