lru_cache everywhere

lib/python/qmk/keymap.py

@@ -1,8 +1,8 @@
 """Functions that help you work with QMK keymaps.
 """
-from functools import lru_cache
 import json
 import sys
+from functools import lru_cache
 from pathlib import Path
 from subprocess import DEVNULL
 
@@ -32,6 +32,7 @@ __KEYMAP_GOES_HERE__
 """
 
 
+@lru_cache(maxsize=0)
 def template_json(keyboard):
     """Returns a `keymap.json` template for a keyboard.
 
@@ -49,6 +50,7 @@ def template_json(keyboard):
     return template
 
 
+@lru_cache(maxsize=0)
 def template_c(keyboard):
     """Returns a `keymap.c` template for a keyboard.
 
@@ -124,6 +126,7 @@ def keymap_completer(prefix, action, parser, parsed_args):
     return []
 
 
+@lru_cache(maxsize=0)
 def is_keymap_dir(keymap, c=True, json=True, additional_files=None):
     """Return True if Path object `keymap` has a keymap file inside.
 
@@ -182,6 +185,7 @@ def generate_json(keymap, keyboard, layout, layers):
     return new_keymap
 
 
+@lru_cache(maxsize=0)
 def generate_c(keyboard, layout, layers):
     """Returns a `keymap.c` or `keymap.json` for the specified keyboard, layout, and layers.
 
@@ -268,6 +272,7 @@ def write(keyboard, keymap, layout, layers):
     return write_file(keymap_file, keymap_content)
 
 
+@lru_cache(maxsize=0)
 def locate_keymap(keyboard, keymap):
     """Returns the path to a keymap for a specific keyboard.
     """
@@ -307,7 +312,7 @@ def locate_keymap(keyboard, keymap):
                     return community_layout / 'keymap.c'
 
 
-@lru_cache()
+@lru_cache(maxsize=0)
 def list_keymaps(keyboard, c=True, json=True, additional_files=None, fullpath=False):
     """List the available keymaps for a keyboard.
 
@@ -361,6 +366,7 @@ def list_keymaps(keyboard, c=True, json=True, additional_files=None, fullpath=Fa
     return sorted(names)
 
 
+@lru_cache(maxsize=0)
 def _c_preprocess(path, stdin=DEVNULL):
     """ Run a file through the C pre-processor
 
@@ -380,6 +386,7 @@ def _c_preprocess(path, stdin=DEVNULL):
     return pre_processed_keymap.stdout
 
 
+@lru_cache(maxsize=0)
 def _get_layers(keymap):  # noqa C901 : until someone has a good idea how to simplify/split up this code
     """ Find the layers in a keymap.c file.
 
@@ -500,6 +507,7 @@ def _get_layers(keymap):  # noqa C901 : until someone has a good idea how to sim
     return layers
 
 
+@lru_cache(maxsize=0)
 def parse_keymap_c(keymap_file, use_cpp=True):
     """ Parse a keymap.c file.
 
@@ -529,6 +537,7 @@ def parse_keymap_c(keymap_file, use_cpp=True):
     return keymap
 
 
+@lru_cache(maxsize=0)
 def c2json(keyboard, keymap, keymap_file, use_cpp=True):
     """ Convert keymap.c to keymap.json