From 35d550d229b219f5a02cb9194c3bd24329f975ed Mon Sep 17 00:00:00 2001
From: jvoisin
Date: Thu, 16 May 2019 00:31:40 +0200
Subject: Use memoization get _*_path() functions

This shouldn't make a big difference in the CLI/extension
usage, but might improve the performances of long-running
instances, or people misusing the API.
---
 libmat2/exiftool.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'libmat2/exiftool.py')

diff --git a/libmat2/exiftool.py b/libmat2/exiftool.py
index d18b1fb..2e83f13 100644
--- a/libmat2/exiftool.py
+++ b/libmat2/exiftool.py
@@ -1,3 +1,4 @@
+import functools
 import json
 import logging
 import os
@@ -56,6 +57,7 @@ class ExiftoolParser(abstract.AbstractParser):
             return False
         return True
 
+@functools.lru_cache()
 def _get_exiftool_path() -> str:  # pragma: no cover
     possible_pathes = {
         '/usr/bin/exiftool',              # debian/fedora
-- 
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