```\nfunction _takeLiquidity(uint256 tLiquidity) private {\n    uint256 currentRate =  _getRate();\n    uint256 rLiquidity = tLiquidity * currentRate;\n    _rOwned[address(this)] = _rOwned[address(this)] + rLiquidity;\n    if(_isExcluded[address(this)])\n        _tOwned[address(this)] = _tOwned[address(this)] + tLiquidity;\n}\n```\n