Move InventoryURL converer to the converters file

2 files changed, 22 insertions, 21 deletions

diff --git a/bot/converters.py b/bot/converters.py
index 6c87a50fe..3066eaabb 100644
--- a/bot/converters.py
+++ b/bot/converters.py
@@ -15,6 +15,7 @@ from discord.utils import DISCORD_EPOCH, snowflake_time
 
 from bot.api import ResponseCodeError
 from bot.constants import URLs
+from bot.exts.info.doc import _inventory_parser
 from bot.utils.regex import INVITE_RE
 
 log = logging.getLogger(__name__)
@@ -175,6 +176,25 @@ class ValidURL(Converter):
         return url
 
 
+class InventoryURL(Converter):
+    """
+    Represents an Intersphinx inventory URL.
+
+    This converter checks whether intersphinx accepts the given inventory URL, and raises
+    `BadArgument` if that is not the case.
+
+    Otherwise, it simply passes through the given URL.
+    """
+
+    @staticmethod
+    async def convert(ctx: Context, url: str) -> str:
+        """Convert url to Intersphinx inventory URL."""
+        await ctx.trigger_typing()
+        if await _inventory_parser.fetch_inventory(ctx.bot.http_session, url) is None:
+            raise BadArgument(f"Failed to fetch inventory file after {_inventory_parser.FAILED_REQUEST_ATTEMPTS}.")
+        return url
+
+
 class Snowflake(IDConverter):
     """
     Converts to an int if the argument is a valid Discord snowflake.
diff --git a/bot/exts/info/doc/_cog.py b/bot/exts/info/doc/_cog.py
index ee89f5384..25477fe07 100644
--- a/bot/exts/info/doc/_cog.py
+++ b/bot/exts/info/doc/_cog.py
@@ -16,11 +16,11 @@ from discord.ext import commands
 
 from bot.bot import Bot
 from bot.constants import MODERATION_ROLES, RedirectOutput
-from bot.converters import PackageName, ValidURL
+from bot.converters import InventoryURL, PackageName, ValidURL
 from bot.pagination import LinePaginator
 from bot.utils.messages import wait_for_deletion
 from bot.utils.scheduling import Scheduler
-from ._inventory_parser import FAILED_REQUEST_ATTEMPTS, fetch_inventory
+from ._inventory_parser import fetch_inventory
 from ._parsing import get_symbol_markdown
 from ._redis_cache import DocRedisCache
 
@@ -159,25 +159,6 @@ class CachedParser:
         self._item_events.clear()
 
 
-class InventoryURL(commands.Converter):
-    """
-    Represents an Intersphinx inventory URL.
-
-    This converter checks whether intersphinx accepts the given inventory URL, and raises
-    `BadArgument` if that is not the case.
-
-    Otherwise, it simply passes through the given URL.
-    """
-
-    @staticmethod
-    async def convert(ctx: commands.Context, url: str) -> str:
-        """Convert url to Intersphinx inventory URL."""
-        await ctx.trigger_typing()
-        if await fetch_inventory(ctx.bot.http_session, url) is None:
-            raise commands.BadArgument(f"Failed to fetch inventory file after {FAILED_REQUEST_ATTEMPTS}.")
-        return url
-
-
 class DocCog(commands.Cog):
     """A set of commands for querying & displaying documentation."""