code: def reset_password(token):
      
  
      expired, invalid, user = reset_password_token_status(token)
  
      if not user or invalid:
          invalid = True
          do_flash(*get_message('INVALID_RESET_PASSWORD_TOKEN'))
  
      if expired:
          send_reset_password_instructions(user)
          do_flash(*get_message('PASSWORD_RESET_EXPIRED', email=user.email,
                                within=_security.reset_password_within))
      if invalid or expired:
          return redirect(url_for('forgot_password'))
  
      form = _security.reset_password_form()
  
      if form.validate_on_submit():
          after_this_request(_commit)
          update_password(user, form.password.data)
          do_flash(*get_message('PASSWORD_RESET'))
          return redirect(get_url(_security.post_reset_view) or
                          get_url(_security.login_url))
  
      return _security.render_template(
          config_value('RESET_PASSWORD_TEMPLATE'),
          reset_password_form=form,
          reset_password_token=token,
          **_ctx('reset_password')
      )
docs: View function that handles a reset password request.