Function printf

paddle/utils/string/tinyformat/tinyformat.h:904–906

/// Format list of arguments to std::cout, according to the given format string
template <typename... Args>
void printf(const char *fmt, const Args &...args) {
  format(std::cout, fmt, args...);
}

template <typename... Args>
void printfln(const char *fmt, const Args &...args) {