import io p = r'C:\Users\locpham\SonicForgeStudio\native_bridge\src\gui_probe.cpp' s = io.open(p, encoding='utf-8', newline='').read() def crlf(x): return x.replace('\n', '\r\n') old = crlf(''' th = std::thread([this] { #ifdef _WIN32 CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED); #endif''') new = crlf(''' th = std::thread([this] { #ifdef _WIN32 _set_invalid_parameter_handler(probe_invalid_param); CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED); #endif''') n = s.count(old) print('match:', n) s = s.replace(old, new) io.open(p, 'w', encoding='utf-8', newline='').write(s) print('written')