Add Python 3.6 and 3.10 support, fixes #53

squirrelbattle/display/display.py

@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 
 import curses
+import sys
 from typing import Any, Optional, Tuple, Union
 
 from squirrelbattle.display.texturepack import TexturePack
@@ -97,6 +98,8 @@ class Display:
             attr |= curses.A_BOLD if bold else 0
             attr |= curses.A_DIM if dim else 0
             attr |= curses.A_INVIS if invis else 0
+            # Italic is supported since Python 3.7
+            italic &= sys.version_info >= (3, 7,)
             attr |= curses.A_ITALIC if italic else 0
             attr |= curses.A_NORMAL if normal else 0
             attr |= curses.A_PROTECT if protect else 0