#import PyDAQmx
#from PyDAQmx import Task
import numpy as np
import time
import pdb
import weakref
from ctypes import *

import sys
sys.path.insert(1, 'nidaqmx-python')
from nidaqmx import Task

high = np.array([1], dtype=np.uint8)
low  = np.array([0], dtype=np.uint8)

# Simple class that can be used to control one Digital output line
class DO:
    def __init__(self, dev):
        self.chan = dev
        self.high()
        # self.do_channels.add_do_chan(dev)
        # self.write(False)

    def __del__(self):
        print(self)
        self.low()

    def high(self):
        with Task() as task:
            task.do_channels.add_do_chan(self.chan)
            task.write(True)

    def low(self):
        with Task() as task:
            task.do_channels.add_do_chan(self.chan)
            task.write(False)

if __name__ == '__main__':
    dig_0 = DO('/cDAQ1Mod1/port0/line0')
    dig_0.high()
    time.sleep(2)

    #dig_0 = DI('/cDAQ1Mod4/port0/line0/')
    #if(dig_0.read()):
    #    print('High')
    #else:
    #    print('Low')
    #with nidaqmx.Task() as task:
    #   task.do_channels.add_do_chan('/cDAQ1Mod1/port0/line0')
    #   task.write(False)