For normal Windows Python 2.5 and 2.6, I have the same results.
C:\cygwin\home\mcuee\mcu\pyusb\pyusb\tests>set PYUSB_DEBUG_LEVEL=debug
C:\cygwin\home\mcuee\mcu\pyusb\pyusb\tests>c:\Python25\python.exe testall.py
2010-04-07 11:17:04,351 DEBUG:usb.backend.libusb10:Error loading libusb 1.0 back
end
Traceback (most recent call last):
File "c:\Python25\Lib\site-packages\usb\backend\libusb10.py", line 558, in get
_backend
_init = _Initializer()
File "c:\Python25\Lib\site-packages\usb\backend\libusb10.py", line 375, in __i
nit__
_check(_lib.libusb_init(None))
ValueError: Procedure probably called with too many arguments (4 bytes in excess
)
Exception exceptions.ValueError: 'Procedure probably called with too many argume
nts (4 bytes in excess)' in <bound method _Initializer.__del__ of <usb.backend.l
ibusb10._Initializer object at 0x022CC170>> ignored
2010-04-07 11:17:04,407 DEBUG:usb.backend.openusb:Error loading OpenUSB backend
Traceback (most recent call last):
File "c:\Python25\Lib\site-packages\usb\backend\openusb.py", line 568, in get_
backend
_lib = _load_library()
File "c:\Python25\Lib\site-packages\usb\backend\openusb.py", line 148, in _loa
d_library
raise OSError('USB library could not be found')
OSError: USB library could not be found
2010-04-07 11:17:04,437 INFO:usb.core:Using backend "usb.backend.libusb01"
2010-04-07 11:17:04,440 WARNING:usb.test:Test hardware not connected
Traceback (most recent call last):
File "testall.py", line 43, in <module>
suite.addTest(m.get_suite())
File "C:\cygwin\home\mcuee\mcu\pyusb\pyusb\tests\test_integration.py", line 23
3, in get_suite
idProduct=devinfo.ID_PRODUCT)
File "c:\Python25\Lib\site-packages\usb\core.py", line 835, in find
return _interop._next(device_iter(k, v))
File "c:\Python25\Lib\site-packages\usb\_interop.py", line 61, in _next
return iter.next()
File "c:\Python25\Lib\site-packages\usb\core.py", line 802, in device_iter
for dev in backend.enumerate_devices():
File "c:\Python25\Lib\site-packages\usb\backend\libusb10.py", line 397, in enu
merate_devices
return _DevIterator()
File "c:\Python25\Lib\site-packages\usb\backend\libusb10.py", line 386, in __i
nit__
byref(self.dev_list))
WindowsError: exception: access violation reading 0x00000000
Exception exceptions.ValueError: 'Procedure probably called with too many argume
nts (8 bytes in excess)' in <bound method _DevIterator.__del__ of <usb.backend.l
ibusb10._DevIterator object at 0x022CCDB0>> ignored
C:\cygwin\home\mcuee\mcu\pyusb\pyusb\tests>c:\Python26\python.exe testall.py
2010-04-07 11:18:03,388 DEBUG:usb.backend.libusb10:Error loading libusb 1.0 back
end
Traceback (most recent call last):
File "c:\Python26\lib\site-packages\usb\backend\libusb10.py", line 558, in get
_backend
_init = _Initializer()
File "c:\Python26\lib\site-packages\usb\backend\libusb10.py", line 375, in __i
nit__
_check(_lib.libusb_init(None))
ValueError: Procedure probably called with too many arguments (4 bytes in excess
)
Exception ValueError: 'Procedure probably called with too many arguments (4 byte
s in excess)' in <bound method _Initializer.__del__ of <usb.backend.libusb10._In
itializer object at 0x0270E7F0>> ignored
2010-04-07 11:18:03,424 DEBUG:usb.backend.openusb:Error loading OpenUSB backend
Traceback (most recent call last):
File "c:\Python26\lib\site-packages\usb\backend\openusb.py", line 568, in get_
backend
_lib = _load_library()
File "c:\Python26\lib\site-packages\usb\backend\openusb.py", line 148, in _loa
d_library
raise OSError('USB library could not be found')
OSError: USB library could not be found
2010-04-07 11:18:03,451 INFO:usb.core:Using backend "usb.backend.libusb01"
2010-04-07 11:18:03,453 WARNING:usb.test:Test hardware not connected
Traceback (most recent call last):
File "testall.py", line 43, in <module>
suite.addTest(m.get_suite())
File "C:\cygwin\home\mcuee\mcu\pyusb\pyusb\tests\test_integration.py", line 23
3, in get_suite
idProduct=devinfo.ID_PRODUCT)
File "c:\Python26\lib\site-packages\usb\core.py", line 835, in find
return _interop._next(device_iter(k, v))
File "c:\Python26\lib\site-packages\usb\_interop.py", line 59, in _next
return next(iter)
File "c:\Python26\lib\site-packages\usb\core.py", line 802, in device_iter
for dev in backend.enumerate_devices():
File "c:\Python26\lib\site-packages\usb\backend\libusb10.py", line 397, in enu
merate_devices
return _DevIterator()
File "c:\Python26\lib\site-packages\usb\backend\libusb10.py", line 386, in __i
nit__
byref(self.dev_list))
WindowsError: exception: access violation reading 0x00000000
Exception ValueError: 'Procedure probably called with too many arguments (8 byte
s in excess)' in <bound method _DevIterator.__del__ of <usb.backend.libusb10._De
vIterator object at 0x02735250>> ignored
--
Xiaofan http://mcuee.blogspot.com
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