code: def sanitize_args(cmd: List[str]) -> List[str]:
      
      sanitized = []
      for idx, fieldname in enumerate(cmd):
          def _is_password(cmdstr):
              return 'wifi-sec.psk' in cmdstr\
                  or 'password' in cmdstr.lower()
          if idx > 0 and _is_password(cmd[idx-1]):
              sanitized.append('****')
          else:
              sanitized.append(fieldname)
      return sanitized
docs: Filter the command so that it no longer contains passwords