utils.py

import os
import time
import torch
import zipfile
import requests
from tqdm import tqdm

DOMAIN = 'https://huggingface.co/ccmusic-database/bel_canto/resolve/main/'


def create_dir(dir):
    if not os.path.exists(dir):
        os.mkdir(dir)


def url_download(url: str, fname: str, max_retries=3):
    retry_count = 0
    while retry_count < max_retries:
        try:
            print(f"Downloading: {url}")
            resp = requests.get(url, stream=True)
            # Check the response status code (raise an exception if it's not in the range 200-299)
            resp.raise_for_status()
            total = int(resp.headers.get('content-length', 0))
            # create_dir(data_dir)
            with open(fname, 'wb') as file, tqdm(
                    desc=fname,
                    total=total,
                    unit='iB',
                    unit_scale=True,
                    unit_divisor=1024,
            ) as bar:
                for data in resp.iter_content(chunk_size=1024):
                    size = file.write(data)
                    bar.update(size)
            print(f'Download of {url} completed.')
            return

        except requests.exceptions.HTTPError as errh:
            print(f"HTTP error occurred: {errh}")
            retry_count += 1
            continue
        except requests.exceptions.ConnectionError as errc:
            print(f"Connection error occurred: {errc}")
            retry_count += 1
            continue
        except requests.exceptions.Timeout as errt:
            print(f"Timeout error occurred: {errt}")
            retry_count += 1
            continue
        except Exception as err:
            print(f"Other error occurred: {err}")
            retry_count += 1
            continue

    else:
        print(
            "Error: the operation could not be completed after {max_retries} retries."
        )
        exit()


def unzip_file(zip_src, dst_dir):
    r = zipfile.is_zipfile(zip_src)
    if r:
        fz = zipfile.ZipFile(zip_src, 'r')
        for file in fz.namelist():
            fz.extract(file, dst_dir)
    else:
        print('This is not zip')


def time_stamp(timestamp=None):
    if timestamp != None:
        return timestamp.strftime("%Y-%m-%d %H:%M:%S")

    return time.strftime("%Y-%m-%d_%H-%M-%S", time.localtime(time.time()))


def toCUDA(x):
    if hasattr(x, 'cuda'):
        if torch.cuda.is_available():
            return x.cuda()

    return x


def find_wav_files(folder_path='./examples'):
    wav_files = []
    for root, _, files in os.walk(folder_path):
        for file in files:
            if file.endswith(".wav"):
                file_path = os.path.join(root, file)
                wav_files.append(file_path)

    return wav_files