Re: [pyusb-users] UNICODE ERROR while writing text in endpoint

[Nicolas P. <nic...@aa...>]

Hi,
Le 21/12/2016 à 18:18, Mayur Vijaywargi a écrit :
> Hi,
>
> I am getting this kind of error "'ascii' codec can't encode character 
> u'\u010c' in position 6: ordinal not in range(128)"
>
> This the code I am using to search endpoint to write:
>
> def get_device(vid, pid, backend_driver=None):
>     if backend_driver is not None:
>         return core.find(idVendor=vid, idProduct=pid, 
> backend=backend_driver)
>     else:
>         return core.find(idVendor=vid, idProduct=pid)
>
> def searhDevices():
>     backend = None
>     if os.name <http://os.name/> == "nt":
>         backend = libusb1.get_backend(find_library=lambda x: 
> "dll/libusb0_x86.dll")
>
>     device = None
>     for each_device in supported_devices:
>         device = get_device(each_device.get('vid'), 
> each_device.get('pid'), backend)
>         if device is not None:
>             response['line_size'] = each_device.get("line_size")
>             break
>
>     if device is None:
>         raise ValueError('Device not found')
>     device.set_configuration()
>     config = device.get_active_configuration()
>     for intf in config:
>         for each_endpoint in intf:
>             global end_point
>             end_point = util.find_descriptor(
>                 intf, custom_match=lambda e: 
> util.endpoint_direction(e.bEndpointAddress) == util.ENDPOINT_OUT)
>             if end_point is not None:
>                 break
>
>     if end_point is None:
>         raise ValueError('End point not found')
>
>
> end_point.write('¥À')
This is not a pyusb problem.
Since you wrote '¥À' and not u'¥À' , I assume you use Python3.
Even with Python3, you have to specify the source encoding at the first 
line of the file like the following.
# -*- coding: UTF-8 -*-
When not specified, Python3 considers you use UTF8 encoding.
>
>
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