init

test.py

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+# Import LCD library
+from RPLCD import i2c
+import psutil
+
+# Import sleep library
+from time import sleep
+
+# constants to initialise the LCD
+lcdmode = 'i2c'
+cols = 20
+rows = 4
+charmap = 'A00'
+i2c_expander = 'PCF8574'
+
+# Generally 27 is the address;Find yours using: i2cdetect -y 1 
+address = 0x27 
+port = 0 # 0 on an older Raspberry Pi
+
+# Initialise the LCD
+lcd = i2c.CharLCD(i2c_expander, address, port=port, charmap=charmap,
+                  cols=cols, rows=rows)
+
+
+while True:
+    myCmd = ""
+    # Write a string on first line and move to next line
+    mem_data = psutil.virtual_memory()
+    net_sum = psutil.net_if_addrs()["eth0"]
+    eth0_ip = (net_sum[0][1])
+    cpu_load = round(psutil.getloadavg(),2)
+    print(cpu_load[0])
+    lcd.backlight_enabled =  True
+    lcd.cursor_pos = (0, 0)
+    lcd.write_string('Memory : ' + str(mem_data.percent))
+    lcd.crlf()
+    lcd.write_string('IP : ' + str(eth0_ip))
+    lcd.crlf()
+    lcd.write_string('Phppot')
+    lcd.crlf()
+    lcd.write_string("CPU: " + str(cpu_load))
+    sleep(5)
+    #lcd.clear()
+    # Switch off backlight
+    #lcd.backlight_enabled =  False
+    #sleep(3)
+    # Clear the LCD screen
+    #lcd.close(clear=True)