How to use the ytcc.core.Ytcc function in ytcc

def setUp(self):
        self.current_dir = os.path.dirname(__file__)
        self.ytcc = Ytcc(os.path.join(self.current_dir, "data/ytcc_test.conf"))
        self.db_conn = self.ytcc.database

        insert_list = [
            Video(yt_videoid="V-ozGFl3Jks", title="tmptYnCut", description="",
                 publisher="UCsLiV4WJfkTEHH0b9PmRklw", publish_date=1488348731.0, watched=True),
            Video(yt_videoid="a1gOeiyIqPs", title="tmp99Yc1l", description="",
                 publisher="UCsLiV4WJfkTEHH0b9PmRklw", publish_date=1488348519.0, watched=True),
            Video(yt_videoid="0ounUgOrcqo", title="tmppfXKp6", description="",
                 publisher="UCsLiV4WJfkTEHH0b9PmRklw", publish_date=1488345630.0, watched=True),
            Video(yt_videoid="7mckB-NdKWY", title="tmpiM62pN", description="",
                 publisher="UCsLiV4WJfkTEHH0b9PmRklw", publish_date=1488345565.0, watched=False),
            Video(yt_videoid="RmRPt93uAsQ", title="tmpIXBgjd", description="",
                 publisher="UCsLiV4WJfkTEHH0b9PmRklw", publish_date=1488344217.0, watched=False),
            Video(yt_videoid="nDPy3RyKdrg", title="tmpwA0TjG", description="",
                 publisher="UCsLiV4WJfkTEHH0b9PmRklw", publish_date=1488343000.0, watched=False),
            Video(yt_videoid="L0_F805qUIM", title="tmpKDOkro", description="",

def setUp(self):
        self.current_dir = os.path.dirname(__file__)
        self.ytcc = Ytcc(os.path.join(self.current_dir, "data/ytcc_test.conf"))
        self.db_conn = self.ytcc.database

def setUp(self):
        self.current_dir = os.path.dirname(__file__)
        self.ytcc = Ytcc(os.path.join(self.current_dir, "data/ytcc_test.conf"))
        self.db_conn = self.ytcc.database
        self.db_conn.engine.execute("delete from video")
        self.db_conn.engine.execute("delete from channel")
        self.db_conn.add_channel(Channel(displayname="Webdriver Torso", yt_channelid="UCsLiV4WJfkTEHH0b9PmRklw"))
        self.db_conn.add_channel(Channel(displayname="Webdriver YPP", yt_channelid="UCxexYYtOetqikZqriLuTS-g"))

import signal
import textwrap as wrap
from datetime import datetime
from enum import Enum
from typing import List, Iterable, Optional, TextIO, Any, Set, Tuple, Callable, NamedTuple, Dict, \
    BinaryIO

from ytcc import core, arguments, terminal, _
from ytcc.database import Video
from ytcc.exceptions import BadConfigException, ChannelDoesNotExistException, \
    DuplicateChannelException, BadURLException, DatabaseOperationalError
from ytcc.terminal import printt, printtln
from ytcc.utils import unpack_optional

try:
    ytcc_core = core.Ytcc()  # pylint: disable=C0103
    COLUMN_FILTER = [ytcc_core.config.table_format.getboolean("ID"),
                     ytcc_core.config.table_format.getboolean("Date"),
                     ytcc_core.config.table_format.getboolean("Channel"),
                     ytcc_core.config.table_format.getboolean("Title"),
                     ytcc_core.config.table_format.getboolean("URL"),
                     ytcc_core.config.table_format.getboolean("Watched")]
    COLORS = ytcc_core.config.color
except BadConfigException:
    print(_("The configuration file has errors!"))
    sys.exit(1)

INTERACTIVE_ENABLED = True
DESCRIPTION_ENABLED = True
NO_VIDEO = False
DOWNLOAD_PATH = ""
HEADER_ENABLED = True