backend/app/cron_reddit_statistics.py
2024-07-27 15:00:53 +02:00

70 lines
2.6 KiB
Python

import json
import re
import requests
from datetime import datetime
from collections import defaultdict
def get_subscriber_count():
url = "https://www.reddit.com/r/wallstreetbets/new.json"
headers = {'User-agent': 'Mozilla/5.0'}
response = requests.get(url, headers=headers)
if response.status_code == 200:
data = response.json()
return data['data']['children'][0]['data']['subreddit_subscribers']
return None
def compute_daily_statistics(file_path):
# Load the data from the JSON file
with open(file_path, 'r', encoding='utf-8') as f:
data = json.load(f)
# Get current subscriber count
subscriber_count = get_subscriber_count()
# Initialize a defaultdict to store daily statistics
daily_stats = defaultdict(lambda: {
'post_count': 0,
'total_comments': 0,
'ticker_mentions': defaultdict(int),
'unique_tickers': set()
})
# Compile regex pattern for finding tickers
ticker_pattern = re.compile(r'\$([A-Z]+)')
# Process each post
for post in data:
# Convert UTC timestamp to datetime object
post_date = datetime.utcfromtimestamp(post['created_utc']).date()
# Update statistics for this day
daily_stats[post_date]['post_count'] += 1
daily_stats[post_date]['total_comments'] += post['num_comments']
# Find ticker mentions in title and selftext
text_to_search = post['title'] + ' ' + post['selftext']
tickers = ticker_pattern.findall(text_to_search)
for ticker in tickers:
daily_stats[post_date]['ticker_mentions'][ticker] += 1
daily_stats[post_date]['unique_tickers'].add(ticker)
# Calculate averages and format the results
formatted_stats = []
for date, stats in sorted(daily_stats.items(), reverse=True):
formatted_stats.append({
'date': date.isoformat(),
'totalPosts': stats['post_count'],
'totalComments': stats['total_comments'],
'subscribersCount': subscriber_count,
'totalMentions': sum(stats['ticker_mentions'].values()),
'companySpread': len(stats['unique_tickers']),
'tickerMentions': dict(stats['ticker_mentions']) # Optional: include detailed ticker mentions
})
return formatted_stats
# Usage
file_path = 'json/reddit-tracker/wallstreetbets/data.json'
daily_statistics = compute_daily_statistics(file_path)
print(json.dumps(daily_statistics, indent=2))