persistant settings added

api_caller.py

@@ -0,0 +1,45 @@
+import finnhub
+import time
+import csv
+
+APIkey = "c24qddqad3ickpckgg80"
+sandboxAPIkey = "sandbox_c24qddqad3ickpckgg8g"
+finnhubClient = finnhub.Client(api_key=APIkey)
+
+def getStockPrices():
+    apiCalledError = False
+    stock_info = []
+    
+    symbols = []
+    f = open('csv/tickers.csv', 'r')
+    CSV = csv.reader(f)
+    
+    for row in CSV:
+        symbol = row[0]
+        symbols.append(symbol)
+    f.close()
+    try:
+        quotes = [finnhubClient.quote(symbol) for symbol in symbols]
+        current_prices = [quote['c'] for quote in quotes]
+        opening_prices = [quote['o'] for quote in quotes]
+        
+        CSV = open('csv/tickers.csv', 'w+')
+        for i, symbol in enumerate(symbols):
+            symbol + ',' + str(current_prices[i]) + ',' +  str(opening_prices[i]) + '\n'
+            CSV.write(symbol + ',' + str(current_prices[i]) + ',' +  str(opening_prices[i]) + '\n')
+        CSV.close()
+        print('API called successfully')
+            
+        
+    except Exception as e:
+        print("Could not fetch data - API CALLS REACHED? - Will display old image")
+        print(e)
+        apiCalledError = True
+    return stock_info, apiCalledError
+    
+    
+if __name__ == '__main__':
+    sleeptime = 2 #minutes
+    while True:
+        getStockPrices()
+        time.sleep(sleeptime*60)