rename inkstitch/ to lib/

You can't have a module and a package named the same thing.  PyInstaller wants
to import the main script as if it were a module, and this doesn't work unless
there's no directory of the same name with a __init__.py in it.

1 files changed, 8 insertions, 0 deletions

diff --git a/lib/utils/cache.py b/lib/utils/cache.py
new file mode 100644
index 00000000..38fe8f2c
--- /dev/null
+++ b/lib/utils/cache.py
@@ -0,0 +1,8 @@
+try:
+    from functools import lru_cache
+except ImportError:
+    from backports.functools_lru_cache import lru_cache
+
+# simplify use of lru_cache decorator
+def cache(*args, **kwargs):
+    return lru_cache(maxsize=None)(*args, **kwargs)