import os
# Return CPU temperature as a character string
def getCPUtemperature():
res = os.popen('vcgencmd measure_temp').readline()
return(res.replace("temp=","").replace("'C\n",""))
# Return RAM information (unit=kb) in a list
# Index 0: total RAM
# Index 1: used RAM
# Index 2: free RAM
def getRAMinfo():
p = os.popen('free')
i = 0
while 1:
i = i 1
line = p.readline()
if i==2:
return(line.split()[1:4]
# Return % of CPU used by user as a character string
def getCPUuse():
return(str(os.popen("top -n1 | awk '/Cpu\(s\):/ {print $2}'").readline().strip()))
# Return information about disk space as a list (unit included)
# Index 0: total disk space
# Index 1: used disk space
# Index 2: remaining disk space
# Index 3: percentage of disk used
def getDiskSpace():
p = os.popen("df -h /")
i = 0
while 1:
i = i 1
line = p.readline()
if i==2:
return(line.split()[1:5]
# CPU informatiom
CPU_temp = getCPUtemperature()
CPU_usage = getCPUuse()
# RAM information
# Output is in kb, here I convert it in Mb for readability
RAM_stats = getRAMinfo()
RAM_total = round(int(RAM_stats[0]) / 1000,1)
RAM_used = round(int(RAM_stats[1]) / 1000,1)
RAM_free = round(int(RAM_stats[2]) / 1000,1)
# Disk information
DISK_stats = getDiskSpace()
DISK_total = DISK_stats[0]
DISK_used = DISK_stats[1]
DISK_perc = DISK_stats[3]
if __name__ == '__main__':
print('')
print('CPU Temperature = ' CPU_temp)
print('CPU Use = ' CPU_usage)
print('')
print('RAM Total = ' str(RAM_total) ' MB')
print('RAM Used = ' str(RAM_used) ' MB')
print('RAM Free = ' str(RAM_free) ' MB')
print('')
print('DISK Total Space = ' str(DISK_total) 'B')
print('DISK Used Space = ' str(DISK_used) 'B')
print('DISK Used Percentage = ' str(DISK_perc))