From 3738a60195df3b376f8f3c875047dcce99100c4b Mon Sep 17 00:00:00 2001
From: Ethan Dalool <git@voussoir.net>
Date: Mon, 28 Sep 2020 14:22:28 -0700
Subject: [PATCH] Cache photodbs throughout runtime.

---
 frontends/etiquette_cli.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/frontends/etiquette_cli.py b/frontends/etiquette_cli.py
index 41365a8..0f0e33b 100644
--- a/frontends/etiquette_cli.py
+++ b/frontends/etiquette_cli.py
@@ -8,15 +8,23 @@ import etiquette
 class CantFindPhotoDB(Exception):
     pass
 
+photodbs = {}
+
 def find_photodb():
     path = pathclass.cwd()
+
     while True:
+        try:
+            return photodbs[path]
+        except KeyError:
+            pass
         if path.with_child('_etiquette').is_dir:
             break
         if path == path.parent:
             raise CantFindPhotoDB()
         path = path.parent
     photodb = etiquette.photodb.PhotoDB(path.with_child('_etiquette'), create=False)
+    photodbs[path] = photodb
     return photodb
 
 def search_argparse(args):