Measure Temperature

$ sudo apt-get install sensors-applet # size = 435 kB

$ sudo apt-get install psensor && sudo sensors-detect # size = 649 kB

$ sudo apt-get install hardinfo # size = 319 kB

$ sudo apt-get install xsensors lm-sensors && sudo sensors-detect 

$ cat /sys/class/thermal/thermal_zone*/temp # without installing a software

>>> import psutil

>>> psutil.sensors_temperatures()['coretemp']

[shwtemp(label='Physical id 0', current=67.0, high=100.0, critical=100.0), shwtemp(label='Core 0', current=67.0, high=100.0, critical=100.0), shwtemp(label='Core 1', current=65.0, high=100.0, critical=100.0)]

$ apt-get install psutil

$ apt-get install python-psutil

$ apt-get install pythpn3-psutil