def __init__(self,
current_date,
media_handler,
previous_date=None,
following_date=None):
"""Initializes a new HTMLTLWriter for a current day which outputs to
out_file_func(current_date).
A media handler must be given so the generated files know where
to look for, for example, images, profile pictures, etc.
Two optional previous/following dates parameters can be given which
dates should correspond to the previous and following days"""
self.current_date = current_date
self.formatter = HTMLFormatter(media_handler)
# Open the current output file and store its handle
output_file = media_handler.get_html_path(current_date)
makedirs(dirname(output_file), exist_ok=True)
self.handle = open(output_file, 'w', encoding='utf-8')
# Begin the header before writing any Telegram message
self.start_header(current_date=current_date,
previous_date=previous_date,
following_date=following_date)
