find the URL required to download a song from mixcloud

mixcloud-downloader.py

"""
Download songs from mixcloud
Usage: python mixcloud-downloader.py <url to song>

Example (download a single song):

    $ python mixcloud-downloader.py https://www.mixcloud.com/gridface/756-farleydave03-wbmx-chicago-1984-85/

Advanced example (download multiple songs):

    $ <urls.txt xargs -n1 -P4 python mixcloud-downloader.py
"""

import os
import sys
import urllib

import requests
from bs4 import BeautifulSoup

BASE_DL_URL = "https://stream1.mixcloud.com/c/m4a/64/"


def pipe(val, *fns):
    _val = val
    for fn in fns:
        _val = fn(_val)
    return _val


def extract_preview_link(html):
    return html.find('div', class_='cloudcast-page-play-button-container').find('span').attrs.get('m-preview')


def build_download_uri(preview_link):
    preview_uri = preview_link.split('mixcloud.com/previews/')[-1]
    return os.path.splitext(preview_uri)[0] + '.m4a'


def build_download_url(uri):
    return urllib.parse.urljoin(BASE_DL_URL, uri)


def request(url):
    resp = requests.get(url)
    resp.raise_for_status()
    return resp


def to_html(resp):
    return BeautifulSoup(resp.text, "html.parser")


if __name__ == "__main__":
    pipe(
        sys.argv[1],
        request,
        to_html,
        extract_preview_link,
        build_download_uri,
        build_download_url,
        print)

, line 62
print)
^
SyntaxError: invalid syntax

No results using the original pipe as well. Tried with Python 2.7 and 3.6.