input: def fix_syntax_errors(code_snippet: str) -> str:
      """ Given a code snippet with potential Python syntax errors, this function will 
      detect and fix the errors, returning the corrected code.
      >>> fix_syntax_errors("def test ():\\n    x = 5\\n    y = 3 \\n    z\\n")
      "def test():\\n    x = 5\\n    y = 3\\n    try:\\n        z\\n    except NameError:\\n        print(\\"NameError: Name 'z' is not defined\\")\\n"
      """
output:     try:
          exec(code_snippet)
      except SyntaxError as e:
          error_msg = str(e)
          if "invalid syntax" in error_msg:
              if "=" in error_msg:
                  code_snippet = code_snippet.replace("=", "==")
              elif ")" in error_msg:
                  code_snippet = code_snippet.replace(")", "")
              elif "(" in error_msg:
                  code_snippet = code_snippet.replace("(", "")
          elif "name 'z' is not defined" in error_msg:
              code_snippet = code_snippet.replace("z", "try:\n    z\nexcept NameError:\n    print(\"NameError: Name 'z' is not defined\")")
      return code_snippet