diff --git a/tools/tools.go b/tools/tools.go
index 2001044..4f496cb 100644
--- a/tools/tools.go
+++ b/tools/tools.go
@@ -27,6 +27,10 @@ func ExtractDateAndConvertToDate(filename string) (time.Time, error) {
 	return t, nil
 }
 
+func ExtractWarehouseAndType(filename string) string {
+	return filename[27 : len(filename)-1]
+}
+
 func CheckDir(path string) (bool, error) {
 	info, err := os.Stat(path)
 	if err == nil {