Download all the lyrics of the selected artist to a folder (azapi)

# Download all the lyrics of the selected artist to a folder (azapi)
# ------------------------------------------------------------------
# Custom script for azapi
# https://github.com/elmoiv/azapi
# Script by: Creatide (Sakari Niittymaa - 2023)

import os
from azapi import AZlyrics

import random
import time

artist_name = 'nirvana'

api = AZlyrics()
api.artist = artist_name
songs = api.getSongs()
wait_counter = 0

# Check whether the specified path exists or not
artist_folder = artist_name
isExist = os.path.exists(artist_folder)
if not isExist:
   # Create a new directory because it does not exist
   os.makedirs(artist_folder)
   print('The new directory "' + artist_name + '" is created!')

# Get all exist files in artist folder
exist_files = os.listdir(os.getcwd() + '/' + artist_name)

# Function to compare if song is already downloadeds
def is_in_list(string, list_of_strings):
    for i in list_of_strings:
        string = string.casefold().strip()
        i = i.casefold().strip()
        if string in i:
            return True
    return False

# Generate random wait time in seconds to prevent ban
def wait_random_seconds(min, max, long_every=0, long_duration=60,):
    wait_time = round(random.uniform(min, max), 2)
    print('Wait: ' + str(wait_time) + 'sec\n')
    time.sleep(wait_time)
    # Longer waiting time every X times
    global wait_counter
    wait_counter += 1
    if wait_counter >= long_every:
        long_duration = round(long_duration + random.uniform(1, 10), 2)
        print('# LONG WAIT: ' + str(long_duration) + 'sec\n')
        time.sleep(long_duration)
        wait_counter = 0

# Continue only if songs is available
if type(songs) is dict:
    # Check total number of songs for selected artist
    if len(songs):
        print('Songs in Total: ' + str(len(songs)))

    for song in songs:
        # Check if song is not downloaded already
        if not is_in_list(song, exist_files):
            print(song)
            # Download lyrics and save to artist folder
            api.getLyrics(url=songs[song]["url"], save=True, path=artist_folder)
            wait_random_seconds(4, 12, random.randint(8, 12))
        else:
            print('Song already downloaded: ' + song)