some_source_circa_22

#!/usr/bin/python3

# I think this is from @zmatt, i.e. circa '22.
# I, Seth, have changed some of it...
# Now, it is broken. I am slowly fixing it!

import os
from time import sleep
from pathlib import Path

class Gpio:
    def __init__(self, gpio, rw=None):
        if type(gpio) is int:
            # gpio number
            self.path = '/sys/class/gpio/' + str(gpio)
        else:
            # gpio name or path
            self.path = os.path.join('/sys/class/gpio/', gpio)

        if rw is not None and type(rw) is not bool:
            raise TypeError()

        if rw:
            Path(os.path.join(self.path, 'direction')).write_text('out')
            self._f = open(self.path + '/value', 'r+b', buffering=0)
        else:
            Path(os.path.join(self.path, 'direction')).write_text('out')
            self._f = open(self.path + '/value', 'rb', buffering=0)
        self.rw = rw

    @property
    def value(self):
        return (b'1', b'0').index(os.pread(self._f.fileno(), 1, 0))

    @value.setter
    def value(self, value):
        if self.rw is None:
            self._f = open(self.path + '/value', 'r+b', buffering=0)
            self.rw = True

        self._f.write((b'1', b'0')[value])

## example:

Enable = Gpio('gpio31', True)
Dir    = Gpio('gpio60', True)
Pulse  = Gpio('gpio30', True)

Enable.value = 1
Pulse.value    = 1

try:
    racks = int(input("Please enter a 1 or 0: "))
    while True:
        if racks == 1:
            Enable.value = 0
            Dir.value    = 0
            Pulse.value  = 0
            sleep(3)
            print("Sleeping...")
        else:
            Enable.value = 0
            Dir.value    = 1
            Pulse.value  = 0
            sleep(3)
            print("Sleeping...")

except KeyboardInterrupt:
    Enable.value = 1
    Pulse.value  = 1
    print(" Trying to Care for the Behemoth!")