Move youtube code into own file

src/bot.py

@@ -2,60 +2,13 @@ import asyncio
 import os
 
 import discord
-import youtube_dl
-
 from discord.ext import commands
-
 from dotenv import load_dotenv
 
+from yt import YTDLSource
+
 load_dotenv()
 
-# Suppress noise about console usage from errors
-youtube_dl.utils.bug_reports_message = lambda: ''
-
-
-ytdl_format_options = {
-    'format': 'bestaudio/best',
-    'outtmpl': '%(extractor)s-%(id)s-%(title)s.%(ext)s',
-    'restrictfilenames': True,
-    'noplaylist': True,
-    'nocheckcertificate': True,
-    'ignoreerrors': False,
-    'logtostderr': False,
-    'quiet': True,
-    'no_warnings': True,
-    'default_search': 'auto',
-    'source_address': '0.0.0.0'  # bind to ipv4 since ipv6 addresses cause issues sometimes
-}
-
-ffmpeg_options = {
-    'options': '-vn'
-}
-
-ytdl = youtube_dl.YoutubeDL(ytdl_format_options)
-
-
-class YTDLSource(discord.PCMVolumeTransformer):
-  def __init__(self, source, *, data, volume=0.5):
-    super().__init__(source, volume)
-
-    self.data = data
-
-    self.title = data.get('title')
-    self.url = data.get('url')
-
-  @classmethod
-  async def from_url(cls, url, *, loop=None, stream=False):
-    loop = loop or asyncio.get_event_loop()
-    data = await loop.run_in_executor(None, lambda: ytdl.extract_info(url, download=not stream))
-
-    if 'entries' in data:
-      # take first item from a playlist
-      data = data['entries'][0]
-
-    filename = data['url'] if stream else ytdl.prepare_filename(data)
-    return cls(discord.FFmpegPCMAudio(filename, **ffmpeg_options), data=data)
-
 
 class Music(commands.Cog):
   def __init__(self, bot):

src/yt.py

@@ -0,0 +1,47 @@
+import youtube_dl
+
+# Suppress noise about console usage from errors
+youtube_dl.utils.bug_reports_message = lambda: ''
+
+
+ytdl_format_options = {
+    'format': 'bestaudio/best',
+    'outtmpl': '%(extractor)s-%(id)s-%(title)s.%(ext)s',
+    'restrictfilenames': True,
+    'noplaylist': True,
+    'nocheckcertificate': True,
+    'ignoreerrors': False,
+    'logtostderr': False,
+    'quiet': True,
+    'no_warnings': True,
+    'default_search': 'auto',
+    'source_address': '0.0.0.0'  # bind to ipv4 since ipv6 addresses cause issues sometimes
+}
+
+ffmpeg_options = {
+    'options': '-vn'
+}
+
+ytdl = youtube_dl.YoutubeDL(ytdl_format_options)
+
+
+class YTDLSource(discord.PCMVolumeTransformer):
+  def __init__(self, source, *, data, volume=0.5):
+    super().__init__(source, volume)
+
+    self.data = data
+
+    self.title = data.get('title')
+    self.url = data.get('url')
+
+  @classmethod
+  async def from_url(cls, url, *, loop=None, stream=False):
+    loop = loop or asyncio.get_event_loop()
+    data = await loop.run_in_executor(None, lambda: ytdl.extract_info(url, download=not stream))
+
+    if 'entries' in data:
+      # take first item from a playlist
+      data = data['entries'][0]
+
+    filename = data['url'] if stream else ytdl.prepare_filename(data)
+    return cls(discord.FFmpegPCMAudio(filename, **ffmpeg_options), data=data)