input: from typing import List, Dict
  
  def generate_employee_table(employees: List[Dict[str, str]]) -> str:
      """ Generate an HTML page containing a table with employee data.
      Each employee dictionary should contain 'Name', 'Job Title', 'Department', and 'Salary' keys.
      >>> 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>\\n  <head>\\n    <title>Employee Data</title>\\n  </head>\\n  <body>\\n    <table>\\n      <thead>\\n        <tr>\\n          <th>Name</th>\\n          <th>Job Title</th>\\n          <th>Department</th>\\n          <th>Salary</th>\\n        </tr>\\n      </thead>\\n      <tbody>\\n        <tr>\\n          <td>John Doe</td>\\n          <td>Senior Developer</td>\\n          <td>IT</td>\\n          <td>$120,000</td>\\n        </tr>\\n        <tr>\\n          <td>Jane Doe</td>\\n          <td>Manager</td>\\n          <td>Finance</td>\\n          <td>$95,000</td>\\n        </tr>\\n        <tr>\\n          <td>Tim Smith</td>\\n          <td>Junior Developer</td>\\n          <td>IT</td>\\n          <td>$55,000</td>\\n        </tr>\\n      </tbody>\\n    </table>\\n  </body>\\n</html>\\n'
      """
output:     html = '<html>\n  <head>\n    <title>Employee Data</title>\n  </head>\n  <body>\n    <table>\n      <thead>\n        <tr>\n          <th>Name</th>\n          <th>Job Title</th>\n          <th>Department</th>\n          <th>Salary</th>\n        </tr>\n      </thead>\n      <tbody>'
      for employee in employees:
          html += f'\n        <tr>\n          <td>{employee["Name"]}</td>\n          <td>{employee["Job Title"]}</td>\n          <td>{employee["Department"]}</td>\n          <td>{employee["Salary"]}</td>\n        </tr>'
      html += '\n      </tbody>\n    </table>\n  </body>\n</html>\n'
      return html