fixed wrong cacheDir

CHANGELOG.md

@@ -6,6 +6,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+- Fixed wrong `cacheDir` and switch off logging.
 
 ## [Nofix]
 - ctype `long` caused compiling error in MacOS as noted on [#44]. Not working on linux box.

init.go

@@ -14,11 +14,11 @@ var (
 func init() {
 	// default path: {$HOME}/.cache/gotch
 	homeDir := os.Getenv("HOME")
-	CacheDir = fmt.Sprintf("%s/.cache/transformer", homeDir)
+	CacheDir = fmt.Sprintf("%s/.cache/gotch", homeDir)
 
 	initEnv()
 
-	log.Printf("INFO: CacheDir=%q\n", CacheDir)
+	// log.Printf("INFO: CacheDir=%q\n", CacheDir)
 }
 
 func initEnv() {