From: Fredrik Tolf <fredrik@dolda2000.com>
Date: Sat, 11 May 2013 14:22:05 +0000 (+0200)
Subject: Added a lazy-loading dict of known, named libraries.
X-Git-Url: http://dolda2000.com/gitweb/?p=automanga.git;a=commitdiff_plain;h=53395a9dd29c3dfdf3def032e85d8c3a90e1bf22

Added a lazy-loading dict of known, named libraries.
---

diff --git a/manga/lib.py b/manga/lib.py
index ffea7a3..2a11cb1 100644
--- a/manga/lib.py
+++ b/manga/lib.py
@@ -171,3 +171,18 @@ class cursor(object):
 
     def __iter__(self):
         return self
+
+def _lazymod(name):
+    return __import__(name, fromlist=["dummy"])
+class _lazydict(object):
+    def __init__(self):
+        self.bk = {}
+    def __setitem__(self, key, val):
+        self.bk[key] = "u", val
+    def __getitem__(self, key):
+        st, v = self.bk[key]
+        if st == "u":
+            v = self.bk[key] = v()
+        return v
+libraries = _lazydict()
+libraries["mf"] = lambda: _lazymod("manga.mangafox").library()