Convert takes optional masks parameter

conquest/conquest.py

@@ -426,9 +426,10 @@ class Conquest(commands.Cog):
             await ctx.maybe_send_embed(f"Failed to cleanup masks")
 
     @_mapmaker_masks.command(name="convert")
-    async def _mapmaker_masks_convert(self, ctx: Context):
+    async def _mapmaker_masks_convert(self, ctx: Context, mask_list: Greedy[int]):
         """
-        Converts all mask images into 1-bit black-only masks.
+        Converts the provided mask images into 1-bit black-only masks.
+        Processes all masks if mask_list is empty
 
         Warning: This may take a while.
         """
@@ -442,7 +443,7 @@ class Conquest(commands.Cog):
             return
 
         async with ctx.typing():
-            result = await self.mm.convert_masks()
+            result = await self.mm.convert_masks(mask_list)
         if result:
             await ctx.maybe_send_embed(f"All masks converted")
         else:

conquest/regioner.py

@@ -504,7 +504,7 @@ class MapMaker(ConquestMap):
         points = set(list(zip(found[1], found[0])))
         return points
 
-    async def convert_masks(self):
+    async def convert_masks(self, regions):
         async for mask_path in AsyncIter(self.masks_path().iterdir()):
             # Don't both checking if masks are in self.regions
             img: Image.Image = Image.open(mask_path).convert(MASK_MODE)