feat: add some comments, make things a slight bit prettier

main.py

@@ -12,28 +12,31 @@ cur = con.cursor()
 # init DB
 cur.execute("CREATE TABLE IF NOT EXISTS pings (ping REAL, pingcount INT, latitude REAL, longitude REAL, time INT);")
 
+# init vars
 prev_latitude, prev_longitude, latitude, longitude = (0, 0, 0, 0)
+ping_sum, ping_count, prev_sec, sec_now  = (0, 0, 0, 0)
 
-ping_sum = 0
-ping_count = 0
-prev_sec = 0
-sec_now = 0
 while True:
     sec_now = time.localtime().tm_sec
 
     if sec_now != prev_sec:
+        # Get the train's location from the iceportal API
         ice_status = requests.get("https://iceportal.de/api1/rs/status").json()
         latitude = ice_status["latitude"]
         longitude = ice_status["longitude"]
 
+        # if the train moved, commit values to db, print to console
         if (prev_latitude != latitude or prev_longitude != longitude) and ping_count > 0:
             print(f"({latitude}, {longitude}):  \t {ping_sum / ping_count} Sekunden avg von {ping_count} {'Pings' if ping_count > 1 else 'Ping'}")
             cur.execute("INSERT INTO pings (ping, pingcount, latitude, longitude, time) VALUES(?, ?, ?, ?, ?);", (ping_sum/ping_count, ping_count, latitude, longitude, int(time.time())))
+            con.commit()
 
+        # Reset values
         ping_sum = 0
         ping_count = 0
         prev_latitude, prev_longitude, prev_sec = latitude, longitude, sec_now
 
+    # Ping the desired IP
     ping_now = ping(ip, timeout=2)
     ping_sum += 2 if ping_now is None else ping_now
     ping_count += 1