add debug messages

main.py

@@ -28,9 +28,13 @@ nl = '\n'
 
 # Config error message
 def config_error(msg):
-    print(f'Error parsing config file: {msg}')
+    print_and_flush(f'Error parsing config file: {msg}')
     sys.exit(1)
 
+def print_and_flush(msg):
+    print(msg)
+    sys.stdout.flush()
+
 # Read config file
 def get_config(filename):
     config = {}
@@ -43,7 +47,7 @@ def get_config(filename):
             raise configparser.Error
         
     except configparser.Error as e:
-        print(f'Error reading config file {e}')
+        print_and_flush(f'Error reading config file {e}')
         sys.exit(1)
 
     # Parse config file
@@ -111,6 +115,10 @@ def check_reddit(config):
 
     while(True):
         for subreddit in subreddits:
+            # Debug message
+            current_time = datetime.datetime.now()
+            print_and_flush(f'Starting search at: {current_time.strftime("%Y-%m-%d %H:%M:%S")}')
+            
             resp = requests.get(f'https://www.reddit.com/r/{subreddit}/new.json', headers=http_headers)
 
             if resp.status_code == 200:
@@ -145,13 +153,16 @@ def send_alert(config, title, text, url, timestamp, keyword):
     # Setup
     smtp_from = config.get('smtp_from')
     smtp_to = config.get('smtp_to')
+    time_format = datetime.datetime.fromtimestamp(timestamp)
+
+    # Debug message
+    print_and_flush(f'Found match: {title} at {time_format.strftime("%Y-%m-%d %H:%M:%S")}')
 
     # Setup message
     message = MIMEMultipart()
     message["From"] = smtp_from
     message["To"] = smtp_to
     message["Subject"] = f'Reddit Notify: Found Match ({title})'
-    time_format = datetime.datetime.fromtimestamp(timestamp)
     body = f'Keyword: {keyword}{nl}{nl}{nl}\
         {title}{nl}{nl}{nl}\
         {text}{nl}{nl}{nl}\
@@ -170,12 +181,12 @@ def send_alert(config, title, text, url, timestamp, keyword):
 
             server.sendmail(smtp_from, smtp_to, text)
     except Exception as e:
-        print(f'SMTP Send Error: {e}')
+        print_and_flush(f'SMTP Send Error: {e}')
 
 if __name__ == '__main__':
 
     config = get_config(args.config)
 
-    print(f'Current config file: {config}')
+    print_and_flush(f'Current config file: {config}')
 
     check_reddit(config)