from respeaker.gpio import *
import time
def btn_callback(pin_number, state):
print('push')
io = Gpio(12, direction=INPUT, callback=btn_callback, edge=FALLING, active_low=0)
while True:
time.sleep(0.1)
Following is the log file:
Traceback (most recent call last):
File "io.py", line 1, in <module>
from respeaker.gpio import *
File "/usr/lib/python2.7/site-packages/respeaker-0.6.0-py2.7.egg/respeaker/__init__.py", line 18, in <module>
from respeaker.microphone import Microphone
File "/usr/lib/python2.7/site-packages/respeaker-0.6.0-py2.7.egg/respeaker/microphone.py", line 35, i n <module>
from respeaker.pixel_ring import pixel_ring
File "/usr/lib/python2.7/site-packages/respeaker-0.6.0-py2.7.egg/respeaker/pixel_ring.py", line 18, i n <module>
import respeaker.usb_hid
File "/usr/lib/python2.7/site-packages/respeaker-0.6.0-py2.7.egg/respeaker/usb_hid/__init__.py", line 60, in <module>
devices = INTERFACE[usb_backend].getAllConnectedInterface()
File "/usr/lib/python2.7/site-packages/respeaker-0.6.0-py2.7.egg/respeaker/usb_hid/pyusb_backend.py", line 71, in getAllConnectedInterface
dev = usb.core.find(idVendor=0x2886, idProduct=0x0007)
File "/usr/lib/python2.7/site-packages/usb/core.py", line 1253, in find
import usb.backend.libusb1 as libusb1
File "/usr/lib/python2.7/site-packages/usb/backend/libusb1.py", line 40, in <module>
import usb.libloader
File "/usr/lib/python2.7/site-packages/usb/libloader.py", line 32, in <module>
import ctypes.util
File "/usr/lib/python2.7/ctypes/util.py", line 89, in <module>
import re, tempfile, errno
File "/usr/lib/python2.7/tempfile.py", line 32, in <module>
import io as _io
File "/root/io.py", line 7, in <module>
io = Gpio(12, direction=INPUT, callback=btn_callback, edge=FALLING, active_low=0)
File "/usr/lib/python2.7/site-packages/respeaker-0.6.0-py2.7.egg/respeaker/gpio.py", line 121, in __i nit__
self.start()
AttributeError: 'Gpio' object has no attribute 'start'
I set pin 12 with callback function, my code:
Following is the log file:
I found the problem here:
https://github.com/respeaker/respeaker_python_library/blob/665a17ec1bdb081ddd6172503f4cc259e159364e/respeaker/gpio.py#L121
It must be: