gsBatteryLog.py -- Battery Percentage Logger -- part 2/2

import os, re, datetime, time
import winsound
winsound.Beep( 1024, 1000 )
time.sleep( 1 )
winsound.Beep( 2048, 1000 )
print( 'Ready' )
while True:
    file = open( "D:/scripts/.gsBatteryLog.txt", "a" ); # Log file location
    output = os.popen( "wmic Path Win32_Battery Get EstimatedChargeRemaining /Value" ).read()
    percent = re.compile( r"[^0-9]", re.MULTILINE ).sub( "", output )
    msg = datetime.datetime.now().isoformat()[0:19] + " " + percent
    file.write( msg )
    file.write( "\n" )
    file.close()
    print( msg )
    if int( percent ) < 25:
        winsound.Beep( 1024, 1000 )
    elif int( percent ) > 90:
        winsound.Beep( 2048, 1000 )
    time.sleep( 300 )
# Add shortcut `python.exe path\to\gsBatteryLog.py` to Start-up