On Jan 26, 2013, at 11:04 AM, wander.lair...@gmail.com wrote:
> From: Wander Lairson Costa <wander.lair...@gmail.com>
>
> In usb/_interop.py in the as_array function, the array typecodes 'c' and
> 'u' are used. The 'c' typecode was removed from python 3.3 and 'u' will
> is deprecated. The solution is to use the fromstring array method, but
> it has the side effect of adding only the first byte of Unicode strings.
> ---
> usb/_interop.py | 7 +++----
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/usb/_interop.py b/usb/_interop.py
> index 5abdcdb..d6d0a6c 100644
> --- a/usb/_interop.py
> +++ b/usb/_interop.py
> @@ -131,8 +131,7 @@ def as_array(data=None):
> except TypeError:
> # When you pass a unicode string or a character sequence,
> # you get a TypeError if first parameter does not match
> - try:
> - return array.array('c', data)
> - except TypeError:
> - return array.array('u', data)
> + a = array.array('B')
> + a.fromstring(data)
> + return a
>
This code when run in python 2.7.4 raises an exception with unicode text as
data.
In [12]: import array
In [13]: a=array.array('B')
In [14]: s=u"abcꬨ"
In [15]: a.fromstring(s)
---------------------------------------------------------------------------
UnicodeEncodeError Traceback (most recent call last)
<ipython-input-15-19a810fd072a> in <module>()
----> 1 a.fromstring(s)
UnicodeEncodeError: 'ascii' codec can't encode character u'\uab28' in position
3: ordinal not in range(128)
In [16]:
> --
> 1.7.10.4
>
>
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