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from __future__ import annotations

import requests

valid_terms = 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 get_subreddit_data(

subreddit: str, limit: int = 1, age: str = "new", wanted_data: list | None = None

) -> dict:

"""

subreddit : Subreddit to query

limit : Number of posts to fetch

age : ["new", "top", "hot"]

wanted_data : Get only the required data in the list

"""

wanted_data = wanted_data or []

if invalid_search_terms := ", ".join(sorted(set(wanted_data) - valid_terms)):

raise ValueError(f"Invalid search term: {invalid_search_terms}")

response = 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

data = response.json()

if not wanted_data:

return {id_: data["data"]["children"][id_] for id_ in range(limit)}

data_dict = {}

for id_ in range(limit):

data_dict[id_] = {

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"]))