




from __future__ import annotations

import requests

_A     =			set(
    '''approved_at_utc approved_by author_flair_background_color
author_flair_css_class author_flair_richtext author_flair_template_id author_fullname
author_premium can_mod_post category clicked content_categories created_utc downs
edited gilded gildings hidden hide_score is_created_from_ads_ui is_meta
is_original_content is_reddit_media_domain is_video link_flair_css_class
link_flair_richtext link_flair_text link_flair_text_color media_embed mod_reason_title
name permalink pwls quarantine saved score secure_media secure_media_embed selftext
subreddit subreddit_name_prefixed subreddit_type thumbnail title top_awarded_type
total_awards_received ups upvote_ratio url user_reports'''.split()
)





def __UpperCamelCase			(       _A ,  _A = 1 ,  _A = "new" ,  _A = None  ):
						lowerCAmelCase_      			=  wanted_data or []
						if invalid_search_terms := ", ".join(sorted(set(_A  ) - valid_terms  )  ):
												lowerCAmelCase_      			=  f"Invalid search term: {invalid_search_terms}"
												raise ValueError(_A  )
						lowerCAmelCase_      			=  requests.get(
						    f"https://reddit.com/r/{subreddit}/{age}.json?limit={limit}" ,  headers={'''User-agent''': '''A random string'''} ,  )
						if response.status_code == 429:
												raise requests.HTTPError

						lowerCAmelCase_      			=  response.json()
						if not wanted_data:
												return {id_: data["data"]["children"][id_] for id_ in range(_A  )}

						lowerCAmelCase_      			=  {}
						for id_ in range(_A  ):
												lowerCAmelCase_      			=  {
												    item: data['''data''']['''children'''][id_]['''data'''][item] for item in wanted_data
												}
						return data_dict


if __name__ == "__main__":
						# If you get Error 429, that means you are rate limited.Try after some time
						print(get_subreddit_data('''learnpython''', wanted_data=['''title''', '''url''', '''selftext''']))










from functools import lru_cache





@lru_cache
def __UpperCamelCase			(       _A  ):
						if num < 0:
												raise ValueError('''Number should not be negative.'''  )

						return 1 if num in (0, 1) else num * factorial(num - 1  )


if __name__ == "__main__":
						import doctest

						doctest.testmod()




