Fix rssi

app.py

@@ -61,8 +61,8 @@ def allowed_file(filename):
 # Get Wifi signal level
 def getRSSI():
     signal = subprocess.run( local_bin + "get_rssi.sh", capture_output=True)
-    signal = str(signal.stdout, 'UTF-8')[:-1][1:]
-    #print(signal)
+    print(signal)
+    signal = str(signal.stdout, 'UTF-8').strip("-").strip("\n")
     return signal
 
 # Blink the Pi led to allow identification