correction sleep to asyncio

kabot/kabot/kabot.py

@@ -11,7 +11,6 @@ import giphy_client
 import gitlab
 import lxml
 
-from time import sleep
 from discord.ext import tasks, commands
 from subprocess import *
 from sys import argv
@@ -30,7 +29,7 @@ class Mybot(commands.Cog):
     async def join(self, ctx):
         channel = [x for x in self.bot.get_all_channels() if x.name == "Général"][0]
         await channel.connect()
-        sleep(2)
+        await asyncio.sleep(2)
 
     @commands.command()
     async def disconnect(self, ctx):
@@ -452,7 +451,7 @@ def main():
             ctx = await bot.get_context(current_chan.last_message)
             ctx.message.author = member
             welcome = bot.get_command('welcome')
-            sleep(2)
+            await asyncio.sleep(2)
             await welcome.invoke(ctx)
 
     bot.add_cog(Mybot(bot))