Returns TRUE if this code is running on a Raspberry Pi
Arguments
- tellme
if TRUE the is.rpi will return the device-tree/model.
This typically looks like "Raspberry Pi 5 Model B Rev 1.0"
Value
TRUE if running on a Raspberry Pi.
if tellme = TRUE, return the model string
Examples
if (FALSE) { # is.rpi()
is.rpi()
}