How to use the zat.utils.file_tailer.FileTailer function in zat

def test():
    """Test for FileTailer Python Class"""

    # Grab a test file
    data_path = file_utils.relative_dir(__file__, '../../data')
    test_path = os.path.join(data_path, 'http.log')
    print('Opening Data File: {:s}'.format(test_path))

    # Create the Class
    tailer = FileTailer(test_path, tail=False)  # First with no tailing
    for line in tailer.readlines():
        print(line)
    print('Read with NoTail Test successful!')

    # Now include tailing (note: as an automated test this needs to timeout quickly)
    try:
        from interruptingcow import timeout

        # Spin up the class
        tailer = FileTailer(test_path)  # Tail = True

        # Tail the file for 2 seconds and then quit
        try:
            with timeout(2, exception=RuntimeError):
                for line in tailer.readlines():
                    print(line)

data_path = file_utils.relative_dir(__file__, '../../data')
    test_path = os.path.join(data_path, 'http.log')
    print('Opening Data File: {:s}'.format(test_path))

    # Create the Class
    tailer = FileTailer(test_path, tail=False)  # First with no tailing
    for line in tailer.readlines():
        print(line)
    print('Read with NoTail Test successful!')

    # Now include tailing (note: as an automated test this needs to timeout quickly)
    try:
        from interruptingcow import timeout

        # Spin up the class
        tailer = FileTailer(test_path)  # Tail = True

        # Tail the file for 2 seconds and then quit
        try:
            with timeout(2, exception=RuntimeError):
                for line in tailer.readlines():
                    print(line)
        except RuntimeError:  # InterruptingCow raises a RuntimeError on timeout
            print('Tailing Test successful!')

    except ImportError:
        print('Tailing Test not run, need interruptcow module...')

- Read contents + 'tail -f' Zeek log file (tail=True)
       Args:
            filepath (str): The full path the file (/full/path/to/the/file.txt)
            delimiter (str): The delimiter in the Zeek logs (default='\t')
            tail (bool): Do a dynamic tail on the file (i.e. tail -f) (default=False)
"""
from __future__ import print_function
import os
import time
import datetime

# Local Imports
from zat.utils import file_tailer, file_utils


class BroLogReader(file_tailer.FileTailer):
    """BroLogReader: This class reads in various Zeek logs. The class inherits from
                     the FileTailer class so it supports the following use cases:
                       - Read contents of a Zeek log file        (tail=False)
                       - Read contents + 'tail -f' Zeek log file (tail=True)
           Args:
                filepath (str): The full path the file (/full/path/to/the/file.txt)
                delimiter (str): The delimiter in the Zeek logs (default='\t')
                tail (bool): Do a dynamic tail on the file (i.e. tail -f) (default=False)
                strict (bool): Raise an exception on conversions errors (default=False)
    """

    def __init__(self, filepath, delimiter='\t', tail=False, strict=False):
        """Initialization for the BroLogReader Class"""

        # First check if the file exists and is readable
        if not os.access(filepath, os.R_OK):