backup/backup.py

@@ -58,14 +58,16 @@ class Backup(commands.Cog):
 
     @backup.command(name='import')
     @commands.is_owner()
-    async def backup_import(self, ctx: commands.Context, json: str = None):
+    async def backup_import(self, ctx: commands.Context, export: str = None):
         """Import your installed repositories and cogs from an export."""
-        if json is None:
+        if export is None:
             if not len(ctx.message.attachments) == 0:
-                json = await ctx.message.attachments[0].read()
-            else:
-                await ctx.send(error("Please provide a valid JSON export."))
-                return
+                export = await ctx.message.attachments[0].read()
+        try:
+            export = json.loads(json)
+        except json.JSONDecodeError:
+            await ctx.send(error("Please provide a valid JSON export."))
+            return
 
         downloader = ctx.bot.get_cog("Downloader")
         if downloader is None: