Files
reddit_stock_analyzer/post_to_reddit.py

104 lines
3.9 KiB
Python

# post_to_reddit.py
import argparse
import os
import glob
from datetime import datetime, timezone
import praw
from dotenv import load_dotenv
# --- CONFIGURATION ---
IMAGE_DIR = "images"
def get_reddit_instance():
"""Initializes and returns a PRAW Reddit instance from .env credentials."""
load_dotenv()
client_id = os.getenv("REDDIT_CLIENT_ID")
client_secret = os.getenv("REDDIT_CLIENT_SECRET")
user_agent = os.getenv("REDDIT_USER_AGENT")
username = os.getenv("REDDIT_USERNAME") # <-- Add your Reddit username to .env
password = os.getenv("REDDIT_PASSWORD") # <-- Add your Reddit password to .env
if not all([client_id, client_secret, user_agent, username, password]):
print("Error: Reddit API credentials (including username/password) not found in .env file.")
return None
return praw.Reddit(
client_id=client_id,
client_secret=client_secret,
user_agent=user_agent,
username=username,
password=password
)
def find_latest_image(pattern):
"""Finds the most recent file in the IMAGE_DIR that matches a given pattern."""
try:
search_path = os.path.join(IMAGE_DIR, pattern)
list_of_files = glob.glob(search_path)
if not list_of_files:
return None
# The latest file will be the one with the highest modification time
latest_file = max(list_of_files, key=os.path.getmtime)
return latest_file
except Exception as e:
print(f"Error finding image file: {e}")
return None
def main():
"""Main function to find an image and post it to Reddit."""
parser = argparse.ArgumentParser(description="Find the latest sentiment image and post it to a subreddit.")
parser.add_argument("-s", "--subreddit", help="The source subreddit of the image to post. (Defaults to overall summary)")
parser.add_argument("-w", "--weekly", action="store_true", help="Post the weekly summary instead of the daily one.")
parser.add_argument("-t", "--target-subreddit", default="rstat", help="The subreddit to post the image to. (Default: rstat)")
args = parser.parse_args()
# --- 1. Determine filename pattern and post title ---
current_date_str = datetime.now(timezone.utc).strftime("%Y-%m-%d")
if args.subreddit:
view_type = "weekly" if args.weekly else "daily"
filename_pattern = f"{args.subreddit.lower()}_{view_type}_*.png"
post_title = f"{view_type.capitalize()} Ticker Sentiment for r/{args.subreddit} ({current_date_str})"
else:
# Default to the overall summary
if args.weekly:
print("Warning: --weekly flag has no effect for overall summary. Posting overall daily image.")
filename_pattern = "overall_summary_*.png"
post_title = f"Overall Top 10 Ticker Mentions Across Reddit ({current_date_str})"
print(f"Searching for image pattern: {filename_pattern}")
# --- 2. Find the latest image file ---
image_to_post = find_latest_image(filename_pattern)
if not image_to_post:
print(f"Error: No image found matching the pattern '{filename_pattern}'. Please run the scraper and exporter first.")
return
print(f"Found image: {image_to_post}")
# --- 3. Connect to Reddit and submit ---
reddit = get_reddit_instance()
if not reddit:
return
try:
target_sub = reddit.subreddit(args.target_subreddit)
print(f"Submitting '{post_title}' to r/{target_sub.display_name}...")
submission = target_sub.submit_image(
title=post_title,
image_path=image_to_post,
flair_id=None # Optional: You can add a flair ID here if you want
)
print("\n--- Post Successful! ---")
print(f"Post URL: {submission.shortlink}")
except Exception as e:
print(f"\nAn error occurred while posting to Reddit: {e}")
if __name__ == "__main__":
main()