Try/Catch on page int

commands/help.py

@@ -18,10 +18,18 @@ class Help(commands.Cog):
             title = 'Help Command'
             colour = 0x00FF00
             )
-        cog_list = [c for c in self.bot.cogs.keys()]
+        cog_list = [cog_iter for cog_iter in self.bot.cogs.keys()]
         page_count = math.ceil(len(cog_list) / 4)
 
-        page = int(page)
+        try:
+            page = int(page)
+        except Exception as e:
+            em = discord.Embed(
+                title = 'Command error'
+                colour = 0xFF0000
+                description = e
+            )
+        
         if page > page_count or page < 1:
             await ctx.send(f'Page number \'{page}\' not found.')
             return