post.py

"""
LinkedIn Post - Chocodata LinkedIn Scraper API

Post content, engagement counts, media and author by post URL.

    pip install requests
    export CHOCODATA_API_KEY="your_key"      # free: 1,000 requests, one-time
    python linkedin_scraper_api_codes/post.py "https://www.linkedin.com/posts/..."

Docs: https://chocodata.com/docs
"""
import json
import os
import sys

import requests

API = "https://api.chocodata.com/api/v1/linkedin/post"
KEY = os.environ.get("CHOCODATA_API_KEY")
DEFAULT = ("https://www.linkedin.com/posts/satyanadella_looking-ahead-to-2026-"
           "activity-7411490079984250880-Vb5v")

if not KEY:
    sys.exit("Set CHOCODATA_API_KEY first. Free key (1,000 requests, one-time): https://chocodata.com")


def _check(r) -> None:
    """Map the API's documented errors onto actionable messages instead of a traceback."""
    if r.status_code == 400:
        sys.exit(f"400 invalid_params: {r.text[:200]}")
    if r.status_code == 401:
        sys.exit("401 INVALID_API_KEY: key missing or not recognised. Get one: https://chocodata.com")
    if r.status_code == 402:
        sys.exit("402 INSUFFICIENT_CREDITS: balance exhausted. Top up or upgrade: https://chocodata.com/pricing")
    if r.status_code == 429:
        sys.exit("429 RATE_LIMITED: over your plan's concurrency. Back off and retry.")
    if r.status_code == 404:
        sys.exit(f"404 item_not_found: {r.json().get('message', 'does not exist')} (not retryable, not charged)")
    if r.status_code == 502:
        sys.exit("502 target_unreachable: LinkedIn refused every attempt for this request. Retryable, and you were not charged.")
    r.raise_for_status()


def post(url: str, add_html: bool = False) -> dict:
    """Fetch one LinkedIn post by its public URL."""
    params = {"api_key": KEY, "url": url}
    if add_html:
        params["add_html"] = "true"
    r = requests.get(API, params=params, timeout=90)
    _check(r)
    return r.json()


if __name__ == "__main__":
    url = sys.argv[1] if len(sys.argv) > 1 else DEFAULT
    data = post(url)
    print(json.dumps(data, indent=2)[:1300])
    print()
    eng = data["engagement"]
    print(f"{data['postAuthor']['authorName']} posted {data['postedAt']}")
    print(f"likes: {eng['likes']} | comments: {eng['comments']} | "
          f"media: {len(data['media'])} | shares/views: {eng['shares']}/{eng['views']} (not public)")