Emojify

import discord
from discord.ext import commands
from dotenv import load_dotenv
import os
from PIL import Image
from io import BytesIO

load_dotenv()
TOKEN = os.environ.get("TOKEN")

client = commands.Bot(command_prefix="!", intents=discord.Intents.default())
tree = client.tree

@client.event
async def on_ready():
    print(f"Logged in as {client.user}")
    synced = await tree.sync()
    print(f"Synced {len(synced)} Command(s).")

new_size = 32

COLORS = {
    (49, 55, 61):    "⬛",
    (85, 172, 238):  "🟦",
    (221, 46, 68):   "🟥",
    (253, 203, 88):  "🟨",
    (193, 105, 79):  "🟫",
    (244, 144, 12):  "🟧",
    (170, 142, 214): "🟪",
    (230, 231, 232): "⬜",
    (120, 177, 89):  "🟩",
}


@tree.command(name="emojify", description="converts image into emojis of pixels")
async def _emojify(interaction: discord.Interaction, image: discord.Attachment):
    await interaction.response.defer()

    with BytesIO(await image.read()) as file:
        resized = Image.open(file).resize((new_size, new_size), resample=Image.NEAREST).convert("RGB")
    msg = convertPixels(resized)

    await interaction.followup.send(f"```{msg}```")


def convertPixels(img: Image.Image):
    pixelsArray = img.load()
    emojified = ""

    width, height = img.size

    for row in range(height):
        for column in range(width):
            nearestColor = getNearestColor(pixelsArray[column, row])
            emojified += nearestColor
        emojified += '\n'
    return emojified

def getNearestColor(pixels: tuple):
    distancesList = []

    for refPixels, color in COLORS.items():
        r1, g1, b1 = refPixels
        r2, g2, b2 = pixels
        distance = ((r2-r1)**2 + (g2-g1)**2 + (b2-b1)**2) ** 0.5

        distancesList.append(distance)

    sortedList = sorted(distancesList)
    idx = distancesList.index(sortedList[0])

    return list(COLORS.values())[idx]

client.run(TOKEN)