How can I return system information in Python?

Question

Using Python, how can information such as CPU usage, memory usage (free, used, etc), process count, etc be returned in a generic manner so that the same code can be run on L

Answer 1

In a Linux environment you could read from the /proc file system.

~$ cat /proc/meminfo
MemTotal:      2076816 kB
MemFree:        130284 kB
Buffers:        192664 kB
Cached:        1482760 kB
SwapCached:          0 kB
Active:         206584 kB
Inactive:      1528608 kB
HighTotal:     1179484 kB
HighFree:       120768 kB
LowTotal:       897332 kB
LowFree:          9516 kB
SwapTotal:     2650684 kB
SwapFree:      2650632 kB
Dirty:              64 kB
Writeback:          12 kB
AnonPages:       59668 kB
Mapped:          22008 kB
Slab:           200744 kB
PageTables:       1220 kB
NFS_Unstable:        0 kB
Bounce:              0 kB
CommitLimit:   3689092 kB
Committed_AS:   263892 kB
VmallocTotal:   114680 kB
VmallocUsed:      3604 kB
VmallocChunk:   110752 kB