tensorflow::Env::NewWritableFile()

Status tensorflow::Env::NewWritableFile(const string &fname, std::unique_ptr< WritableFile > *result)

Creates an object that writes to a new file with the specified name.

Deletes any existing file with the same name and creates a new file. On success, stores a pointer to the new file in *result and returns OK. On failure stores NULL in *result and returns non-OK.

The returned file will only be accessed by one thread at a time.

The ownership of the returned WritableFile is passed to the caller and the object should be deleted when is not used. The file object shouldn't live longer than the Env object.