How to use the pooch.get_logger function in pooch

username = os.environ.get('EARTHDATA_USERNAME')
    if username is None:
        username = input('EarthData username: ')

    password = os.environ.get('EARTHDATA_PASSWORD')
    if password is None:
        password = getpass('EarthData password: ')
    auth = (username, password)

    login = requests.get(url)
    downloader = pooch.HTTPDownloader(auth=auth, progressbar=True)
    try:
        downloader(login.url, output_file, dataset)
    except requests.exceptions.HTTPError as error:
        if 'Unauthorized' in str(error):
            pooch.get_logger().error('Wrong username/password!')
        raise error

# icepack is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# The full text of the license can be found in the file LICENSE in the
# icepack source directory or at .

r"""Routines for fetching the glaciological data sets used in the demos"""

import os
from getpass import getpass
import requests
import pooch

pooch.get_logger().setLevel('WARNING')

def _earthdata_downloader(url, output_file, dataset):
    username = os.environ.get('EARTHDATA_USERNAME')
    if username is None:
        username = input('EarthData username: ')

    password = os.environ.get('EARTHDATA_PASSWORD')
    if password is None:
        password = getpass('EarthData password: ')
    auth = (username, password)

    login = requests.get(url)
    downloader = pooch.HTTPDownloader(auth=auth, progressbar=True)
    try:
        downloader(login.url, output_file, dataset)
    except requests.exceptions.HTTPError as error: