# Simple string program. Writes and updates strings.
# Demo program for the I2C 16x2 Display from Ryanteck.uk
# Created by Matthew Timmons-Brown for The Raspberry Pi Guy YouTube channel

# Import necessary libraries for commuunication and display use
import lcddriver
import time

# Load the driver and set it to "display"
# If you use something from the driver library use the "display." prefix first

display = lcddriver.lcd()
print()

from subprocess import Popen, PIPE
proc = Popen(["audtool", "--current-song"], stdout=PIPE)
for line in proc.stdout: print(line)


# Main body of code
try:
    while True:
        # Remember that your sentences can only be 16 characters long!
        print("Writing to display")
	display.lcd_display_string("Hey jerk, wanna", 1)  # Write line of text to first line of display
	display.lcd_display_string("kill all humans", 2)  # Write line of text to second line of display
	time.sleep(4)                                     # Give time for the message to be read
	display.lcd_clear()                               # Clear the display of any data
	display.lcd_display_string("Insert Liquor", 1)    # Refresh the first line of display with a different message
	time.sleep(4)                                     # Give time for the message to be readdisplay.lcd_clear()
	display.lcd_display_string(str(line), 2)

except KeyboardInterrupt: # If there is a KeyboardInterrupt (when you press ctrl+c), exit the program and cleanup
	print("Cleaning up!")
	display.lcd_clear()