input: 
  import flask
  from flask import request, jsonify
  
  def calculate_insurance():
      """Creates a web application for a car insurance calculator.
      The application has a page where the user can input data such as age, gender, and car model.
      It returns a calculated insurance price based on the input data.
      Example:
      >>> app = flask.Flask(__name__)
      >>> @app.route('/calculate', methods=['POST'])
      ... def calculate():
      ...     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 = flask.Flask(__name__)
  
      @app.route('/calculate', methods=['POST'])
      def calculate():
          data = request.get_json()
          age = data['age']
          gender = data['gender']
          car_model = data['car_model']
          
          # Placeholder for actual calculation
          if age < 25:
              insurance_price = 1000.00
          else:
              insurance_price = 500.00
          
          if gender == 'female':
              insurance_price *= 0.9
          
          if car_model == 'sports':
              insurance_price *= 1.5
          
          return jsonify({'insurance_price': insurance_price})
  
      app.run(host='0.0.0.0', port=8006)