import sys, time, os

_File = 'TemperatureData1.csv'
_newDir = '/home/pi/Documents/Temperature Data Logs'
_directoryList = os.listdir(_newDir)

os.chdir(_newDir)

# Here I am specifying the file, that I want to write to it, and that
# I want to use a buffer of 5kb
output = open(_File, 'w', 5000)

try:
    while (1):
    output.write('hin')
    time.sleep(0.01)

except KeyboardInterrupt:
    print('Keyboard has been pressed')
    output.close()
    sys.exit(1)