removed useless code

removed useless code

roxbot/cogs/selfassign.py

 
 	@commands.guild_only()
 	@commands.command(pass_context=True)
-	async def iam(self, ctx, *, role: discord.Role = None):
+	async def iam(self, ctx, *, role: discord.Role):
 		"""
-		Self-assign yourself a role. Only one role at a time.
+		Self-assign yourself a role. Only one role at a time. # TODO: Experiment with special converters here.
 		Usage:
 			{command_prefix}iam [role]
 		Example:
 		"""
 		settings = gs.get(ctx.guild)
 
-		if role is None:
-			# Hacky way to get the error I want
-			from inspect import Parameter
-			raise commands.MissingRequiredArgument(Parameter("Role", False))
-
 		if not settings.self_assign["enabled"]:
 			embed = discord.Embed(colour=roxbot.EmbedColours.pink, description="SelfAssignable roles are not enabled on this server")
 			return await ctx.send(embed=embed)
 
 	@commands.guild_only()
 	@commands.command(pass_context=True)
-	async def iamn(self, ctx, *, role: discord.Role = None):
+	async def iamn(self, ctx, *, role: discord.Role):
 		"""
 		Remove a self-assigned role
 		Usage:
 		"""
 		settings = gs.get(ctx.guild)
 
-		if role is None:
-			from inspect import Parameter
-			raise commands.MissingRequiredArgument(Parameter("role", False))
-
 		if not settings.self_assign["enabled"]:
 			embed = discord.Embed(colour=roxbot.EmbedColours.pink, description="SelfAssignable roles are not enabled on this server")
 			return await ctx.send(embed=embed)
 
 
 def setup(Bot):
-	Bot.add_cog(SelfAssign(Bot))
+	Bot.add_cog(SelfAssign(Bot))