def _get_post_urls(tags: List[str]) -> List[str]:
"""Retrieve the links to all of the posts that contain the tags.
Args:
tags: The tags that the posts must contain.
Returns:
A list of post urls that contain all of the specified tags.
"""
if len(tags) == 0: return tags
_LOGGER.debug('Retrieving all URLs that contain the tags %s', str(tags))
sanitized_tags = [sanitize_tag(tag) for tag in tags]
nozomi_urls = [create_tag_filepath(sanitized_tag) for sanitized_tag in sanitized_tags]
tag_post_ids = [_get_post_ids(nozomi_url) for nozomi_url in nozomi_urls]
tag_post_ids = set.intersection(*map(set, tag_post_ids)) # Flatten list of tuples on intersection
post_urls = [create_post_filepath(post_id) for post_id in tag_post_ids]
_LOGGER.debug('Got %d post urls containing the tags %s', len(tags), str(tags))
return post_urls
def get_post(url: str) -> Post:
"""Retrieve a single post.
Args:
url: The URL of the post to retrieve.
Returns:
A post in JSON format if it exists.
"""
_LOGGER.debug('Retrieving a post from URL "%s"', url)
try:
post_id = parse_post_id(url)
post_url = create_post_filepath(post_id)
post_data = requests.get(post_url).json()
_LOGGER.debug(post_data)
return from_dict(data_class=Post, data=post_data)
except InvalidUrlFormat:
raise
except Exception as ex:
_LOGGER.exception(ex)
raise
def test_generates_valid_post_address(post_id: int, expected: str):
assert create_post_filepath(post_id) == expected