Fallback to importlib_resources on python 3.6

kittens/runner.py

@@ -123,7 +123,10 @@ def run_kitten(kitten: str, run_name: str = '__main__') -> None:
 
 @run_once
 def all_kitten_names() -> FrozenSet[str]:
-    from importlib.resources import contents
+    try:
+        from importlib.resources import contents
+    except ImportError:
+        from importlib_resources import contents  # type: ignore
     ans = []
     for name in contents('kittens'):
         if '__' not in name and '.' not in name and name != 'tui':

kitty/constants.py

@@ -197,5 +197,8 @@ def resolve_custom_file(path: str) -> str:
 
 
 def read_kitty_resource(name: str) -> bytes:
-    from importlib.resources import read_binary
+    try:
+        from importlib.resources import read_binary
+    except ImportError:
+        from importlib_resources import read_binary  # type: ignore
     return read_binary('kitty', name)

kitty_tests/fonts.py

@@ -8,7 +8,10 @@ import sys
 import tempfile
 import unittest
 from functools import partial
-from importlib.resources import read_binary
+try:
+    from importlib.resources import read_binary
+except ImportError:
+    from importlib_resources import read_binary
 
 from kitty.constants import is_macos
 from kitty.fast_data_types import (

kitty_tests/main.py

@@ -6,7 +6,10 @@ import importlib
 import os
 import sys
 import unittest
-from importlib.resources import contents
+try:
+    from importlib.resources import contents
+except Exception:
+    from importlib_resources import contents
 from typing import Callable, Generator, NoReturn, Sequence, Set