// effectiveFile wraps os.Open to check for the presence of a partial file transfer as a fallback
func effectiveFile(filePath string) (*os.File, error) {
file, err := os.Open(filePath)
// effectiveFile wraps os.Open to check for the presence of a partial file transfer as a fallback
func effectiveFile(filePath string) (*os.File, error) {
file, err := os.Open(filePath)