input: Write a function to generate an HTML page containing a table with employee data. The function should take a list of dictionaries where each dictionary contains information about an employee (Name, Job Title, Department, Salary) and return a string representing the HTML content.
  assert generate_employee_table([
      {"Name": "John Doe", "Job Title": "Senior Developer", "Department": "IT", "Salary": "$120,000"},
      {"Name": "Jane Doe", "Job Title": "Manager", "Department": "Finance", "Salary": "$95,000"},
      {"Name": "Tim Smith", "Job Title": "Junior Developer", "Department": "IT", "Salary": "$55,000"}
  ])=='''
  <html>
    <head>
      <title>Employee Data</title>
    </head>
    <body>
      <table>
        <thead>
          <tr>
            <th>Name</th>
            <th>Job Title</th>
            <th>Department</th>
            <th>Salary</th>
          </tr>
        </thead>
        <tbody>
          <tr>
            <td>John Doe</td>
            <td>Senior Developer</td>
            <td>IT</td>
            <td>$120,000</td>
          </tr>
          <tr>
            <td>Jane Doe</td>
            <td>Manager</td>
            <td>Finance</td>
            <td>$95,000</td>
          </tr>
          <tr>
            <td>Tim Smith</td>
            <td>Junior Developer</td>
            <td>IT</td>
            <td>$55,000</td>
          </tr>
        </tbody>
      </table>
    </body>
  </html>
  '''
output: def generate_employee_table(employees):
      html = '''
  <html>
    <head>
      <title>Employee Data</title>
    </head>
    <body>
      <table>
        <thead>
          <tr>
            <th>Name</th>
            <th>Job Title</th>
            <th>Department</th>
            <th>Salary</th>
          </tr>
        </thead>
        <tbody>
  '''
      for employee in employees:
          html += f'''
          <tr>
            <td>{employee['Name']}</td>
            <td>{employee['Job Title']}</td>
            <td>{employee['Department']}</td>
            <td>{employee['Salary']}</td>
          </tr>
  '''
      html += '''
        </tbody>
      </table>
    </body>
  </html>
  '''
      return html