How to Download a YouTube Playlist as MP3 Files Using Python

Are you tired of manually downloading individual songs from a YouTube playlist? Do you want to automate this process and have all your favorite tracks in one place? Look no further! In this article, we'll explore how to download a YouTube playlist as MP3 files using Python.

We'll be utilizing the `pytube` library, a lightweight and powerful tool for downloading videos from YouTube. With its ease of use and flexibility, you can effortlessly convert your favorite playlists into MP3 files and store them on your computer.

Step 1: Importing the Necessary Libraries

To begin with, we need to import the necessary libraries. We'll be using `pytube` to interact with YouTube's API and `moviepy.editor` to convert the videos into MP3 files.

```python

import pytube

from moviepy.editor import mp

```

Step 2: Entering the Playlist URL

Next, we need to enter the URL of the playlist you want to download. You can do this by creating a new instance of the `YouTube` class and passing in the URL as an argument.

```python

url = 'https://www.youtube.com/playlist?list=...' # Enter your playlist URL here

yt = pytube.YouTube(url)

```

Step 3: Converting Videos to MP3 Files

Now, we'll use a loop to convert all the videos in the playlist into MP3 files. We'll use `stream.filter(only_audio=True)` to filter out only the audio streams and then download them using the `download()` method.

```python

for stream in yt.streams.filter(only_audio=True):

stream.download('./converted/')

```

Step 4: Converting MP4 Files to WAV and Then to MP3

To convert the MP4 files into MP3, we'll use the `moviepy.editor` library. We'll first convert the MP4 files into WAV files using `mp.audio_to_wav()` and then convert them into MP3 files using `mp.wav_to_mp3()`.

```python

import moviepy.editor as mp

for file in os.listdir('./converted/'):

if file.endswith('.mp4'):

video = mp.VideoFileClip(file)

audio = video.audio

audio.write_wav(f'./converted/{file}.wav')

mp.wave_to_mp3(f'./converted/{file}.wav', f'./converted/{file}.mp3')

```

And that's it! With these simple steps, you can download a YouTube playlist as MP3 files using Python. The `pytube` library makes it easy to interact with YouTube's API and download videos, while the `moviepy.editor` library helps us convert the videos into MP3 files.

Whether you're a music lover or just someone who wants to automate their video downloads, this tutorial has shown you how to use Python to achieve your goals. So go ahead, give it a try, and start building your own playlist downloader today!

Youtube playlist downloader