On Mon, Apr 2, 2018 at 8:53 AM, Alan Gauld via Tutor wrote:
>
> Try
>
> python c:\Users\Rex\"ascii keys.py"
>
> Note the quotes to cater for the space.
>
>> python: can't open file 'Ascii': [errno2] no such file or directory
>
> The space confuses windows CMD, so it thinks you have
> two files c
On Sun, May 6, 2018 at 12:49 AM, Brad M wrote:
> If I may ask, what's the difference between these two?
>
> 1)
> import ctypes
> hello = ctypes.WinDLL('hello', use_last_error=True)
>
> 2)
> from ctypes import cdll
> hello = cdll.LoadLibrary('hello.dll')
Use ctypes.CDLL and ctypes.WinDLL instead o
On Sun, May 6, 2018 at 2:17 AM, Brad M wrote:
>
> Say I have an array of values, say addresses or int produced by a c module/
> c function that's in a DLL , how do I pass that array back to
> the python code?
C arrays are passed and returned automatically as pointers to the
first element. The arr
On Mon, May 7, 2018 at 9:57 AM, Michael C
wrote:
> Sorry I don't understand your suggestion.
>
> Use "ctypes.CDLL" and "ctypes.WinDLL"
>
> this works,
> mydll = cdll.LoadLibrary('test.dll')
> print(mydll.sum(3,2))
>
> and this doens't
> mydll = cdll('test.dll')
> print(mydll.sum(3,2))
>
> What's t
On Tue, May 8, 2018 at 9:39 AM, Brad M wrote:
>
> I compile this by typing this in the command line:
> cl /LD /I C:\python\include helloworld.c C:\python\libs\python36.lib
You're not using Python's C API, so you only need `cl /LD helloworld.c`.
> However, this doesn't print anything on the pytho
On Wed, May 9, 2018 at 1:30 AM, Brad M wrote:
>
> If you want to know where your program went when something went wrong or
> when it triggers a if condition, how do you do it?
Look into use the logging module [1] and debuggers [2], either
dedicated like Winpdb or in an IDE such as PyCharm.
[1]:
On Mon, Oct 15, 2018 at 6:00 AM Albert-Jan Roskam
wrote:
>
> In Python 3.6 (Windows) I often see a forward slash in a function signature,
> see below.
> What does it mean? I vaguely remember reading something about new
> possbilities in
> python 3, something like "def foo(x, *, y)". Perhaps it's
On 10/22/18, boB Stepp wrote:
>
> Importing the various program modules/module contents is
> no issue. Where I believe I need to know the paths to things are to
> get to data folders, config files, and occasionally utility programs
> that I have written that are on my hard drive, but not copied t
On 2/27/19, Chip Wachob wrote:
>
> I've been spending the morning looking at different solutions. Many of
> them seem to involve either including yet aother module, or, worse (IMHO) a
> C library that will 'emulate' the ANSI escape sequences, API calls, etc.
To support virtual-terminal sequences
On 2/27/19, Alan Gauld via Tutor wrote:
> On 27/02/2019 18:28, Chip Wachob wrote:
>> Windows 7 vintage machine this morning.
>
> Caveat: I have no direct experience on Windows 7 - I jumped
> from XP to Windows 8... Also I haven't used ANSIO codes in
> Windows since the heady days of Windows 98! Bu
On 2/28/19, Chip Wachob wrote:
>
> Python 2.7 & Windows and also Linux are the platforms being used. Running
> the code from the command line / terminal as python except.py. Note that
> it does work properly in Linux. So I'm guessing I need to test for a
> different exception along with the K
On 5/12/19, Alan Gauld via Tutor wrote:
>
> They are both very powerful ways of constructing output strings with
> data inserted. {} and format() has a few extra tricks once you get
> into advanced uses, but % style does most of the same things (and
> has the advantage of being used in other langu
On 5/18/19, Steven D'Aprano wrote:
>
> That means that, like Windows file systems FAT and NTFS, file names are
> case-insensitive: files "Foo", "foo" and "FOO" are all considered the
> same. But unlike Windows, the file system preserves the case of the file
> as you created it, so if you created i
On 5/19/19, Arup Rakshit wrote:
>
> class Dad:
> def can_i_take_your_car(self):
> print("No...")
>
> class Mom(Dad):
> def can_i_take_your_car(self):
> print("Asking your dad...")
>
> class Victor(Mom, Dad):
> def can_i_take_your_car(self):
> print("Asking mom..
On 5/19/19, Alan Gauld via Tutor wrote:
>
> Hmm, odd. My NTFS filesystems on Windows all appear to be case
> sensitive. For example I have a photo editor that saves its files
> with a jpg extension but the files from my camera all end in JPG.
> So I always end up with two copies - the original fil
On 6/15/19, Alan Gauld via Tutor wrote:
> On 15/06/2019 22:23, Ken Green wrote:
>
>> I understood there is a preferable method
>> of installing Python into Windows. I pray
>> tell on how about to do it, gentlemen.
>
> It depends a bit on which python distribution you use,
> there are several.
>
>
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