From eb11f31960ab1b49da3be066e307e48eca5b0b09 Mon Sep 17 00:00:00 2001
From: Jan Petykiewicz <anewusername@gmail.com>
Date: Mon, 26 Oct 2020 19:45:46 -0700
Subject: [PATCH] improve type hints for Library

---
 masque/library/library.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/masque/library/library.py b/masque/library/library.py
index 694360f..91fd6a8 100644
--- a/masque/library/library.py
+++ b/masque/library/library.py
@@ -180,7 +180,7 @@ class Library:
         else:
             self.primary[key] = pg
 
-    def precache(self) -> 'Library':
+    def precache(self: L) -> L:
         """
         Force all patterns into the cache
 
@@ -193,7 +193,7 @@ class Library:
             _ = self.get_secondary(*key2)
         return self
 
-    def add(self, other: 'Library') -> 'Library':
+    def add(self: L, other: L) -> L:
         """
         Add keys from another library into this one.