input: from typing import List
  
  def fix_syntax_errors(code_snippet: List[str]) -> List[str]:
      """
      Detect and fix Python syntax errors in a given code snippet.
      >>> fix_syntax_errors(["def test ():", "    x = 5", "    y = 3", "    z"])
      ['def test():', '    x = 5', '    y = 3', '    try:', "        z", "    except NameError:", "        print(\\"NameError: Name 'z' is not defined\\")"]
      """
output:     for i in range(len(code_snippet)):
          if code_snippet[i].strip().endswith(':'):
              code_snippet[i] = code_snippet[i].rstrip(':') + '()'
          if code_snippet[i].strip().endswith(','):
              code_snippet[i] = code_snippet[i].rstrip(',')
          if '=' in code_snippet[i] and 'try' not in code_snippet[i]:
              code_snippet[i] = code_snippet[i].strip()
              if not code_snippet[i].startswith('def'):
                  code_snippet[i] = '    ' + code_snippet[i]
          if code_snippet[i].strip() == 'z':
              code_snippet[i] = '    try:\n' + '        ' + code_snippet[i] + '\n' + '    except NameError:\n' + '        print("NameError: Name \'z\' is not defined")'
      return code_snippet