On 2017-04-13, Grant Edwards wrote:
> On 2017-04-13, Rob Gaddi wrote:
>
>> No, C doesn't support exception handling. As a result, handling error
>> conditions in C is a huge pain for which (forward-only) goto is often,
>> while not the only remedy, the least painful one.
>
> Indeed. That is alm
On 2017-04-13, Mikhail V wrote:
> On 13 April 2017 at 18:48, Ian Kelly wrote:
>> On Thu, Apr 13, 2017 at 10:23 AM, Mikhail V wrote:
>>> Now I wonder, have we already collected *all* bells and whistles of Python
>>> in these two examples, or is there something else for expressing trivial
>>> thin
On 2017-04-13, Jason Friedman wrote:
>> I have this code which I got from https://www.tutorialspoint.
>> com/python/python_command_line_arguments.htm The example works fine but
>> when I modify it to what I need, it only half works. The problem is the
>> try/except. If you don't specify an input/ou
On 2016-12-20, Xristos Xristoou wrote:
> I have a PostGIS database with shapefiles lines, polygons and points
> and I want to create a topology rules with python. Any idea how to do
> that ?some packages ?
http://www.gdal.org/
or:
pip install gdal
Bernd
--
no time toulouse
--
https://mail
On 2016-12-05, Wildman wrote:
> And I am trying to write it without using external programs, where
> possible.
That is not the Unix way.
> I am a hobby programmer and I've been trying to learn python
> for a few months now. The program is 'worthlessware' but it
> is a 'learning experience' for m
On 2016-08-06, Chris Angelico wrote:
> On Sun, Aug 7, 2016 at 5:37 AM, Bernd Nawothnig
> wrote:
>>> But SQL's NULL is a cross between C's NULL, IEEE's NaN, Cthulhu, and
>>> Emrakul.
>>
>> SQL NULL has the semantic of "unknown". So if on
On 2016-08-06, Chris Angelico wrote:
> On Sat, Aug 6, 2016 at 11:14 AM, Steven D'Aprano
> wrote:
>>> I don't ask about `None` instead of `null` because I suppose here it's
>>> a matter of disambiguation (null, in many languages, is not equal to
>>> null).
>>
>> Really? Which languages? That's not t
On 2014-06-25, codetars...@gmail.com wrote:
> I'm looking for a python-library which can help me to get Timezone and
> Timezone-offset(UTC) from latitude/longitude.
>
> I'm not able to find an easy way to do it.
You can find the data as a zipped shapefile here:
http://efele.net/maps/tz/world/
D
On 2014-06-24, haiz...@gmail.com wrote:
> I'm starting a new project from scratch so I think its finally a time
> to switch to the latest and greatest Python 3.4.
>
> But I'm puzzled with MySQL support for Python 3. So far the only
> stable library I've found it pymysql.
>
> All others are either a
On 2014-03-02, Stefan Behnel wrote:
> Haven't seen any mention of it on this list yet, but since it's such an
> obvious flaw in quite a number of programming languages, here's a good
> article on the recent security bug in iOS, which was due to accidentally
> duplicated code not actually being as i
On 2014-02-21, Mircescu Andrei wrote:
> vineri, 21 februarie 2014, 08:49:01 UTC+2, Jaydeep Patil a scris:
>> I am getting below tuple from excel.
>>
>> How should i remove extra commas in each tuple to make it easy for
>> operations.
>>
>>
>>
>> tuples is:
>>
>> seriesxlist1 = ((0.0), (0.01),
On 2013-12-17, Igor Korot wrote:
> Hi, ALL,
> Is there a better way to do that:
>
> def Read_CSV_File(filename):
> file = open(filename, "r")
> reader = csv.DictReader(file)
> line = 1
> for row in reader:
> if line < 6:
> reader.next()
>
On 2013-10-31, Ulrich Goebel wrote:
> I'm locking for an "iterator" type with not only the .next() method, but
> with a .previous(), .first() and .last() method, so that I can through
> it from the beginning or from the end, and in both directions, even
> alternately (for example two steps forwa
On 2012-08-12, Paul Rubin wrote:
>> which can be simplified to:
>> for x in range(len(L)//2 + len(L)%2):
>
> for x in range(sum(divmod(len(L), 2))): ...
nice solution.
Bernd
--
"Die Antisemiten vergeben es den Juden nicht, dass die Juden Geist
haben - und Geld." [Friedrich Nietzsche]
--
http
On 2012-04-23, Paul Rubin wrote:
> Kiuhnm writes:
>> I can't think of a single case where 'is' is ill-defined.
>
> If I can't predict the output of
>
> print (20+30 is 30+20) # check whether addition is commutative
> print (20*30 is 30*20) # check whether multiplication is commutative
>
On 2012-04-22, Steven D'Aprano wrote:
> On Sat, 21 Apr 2012 14:48:44 +0200, Bernd Nawothnig wrote:
>
>> On 2012-04-20, Rotwang wrote:
>>> since a method doesn't assign the value it returns to the instance on
>>> which it is called; what it does to the
On Sat, Apr 21, 2012 at 03:43:03PM -0400, Dave Angel wrote:
> On 04/21/2012 09:48 AM, Bernd Nawothnig wrote:
> > On Sat, Apr 21, 2012 at 09:21:50AM -0400, Dave Angel wrote:
> >>>>>>> [] is []
> >>>> False
> >>> Same for that.
> >>
On 2012-04-21, Kiuhnm wrote:
> Sorry if I wasn't clear. I meant that one should either relies on
> side-effects and write something like
>a.append('x').append('t').append('z')
> or use a more functional style and write
>a = a + [x] + [z]
> Mixing the two doesn't seem very elegant to me.
>
On 2012-04-21, Kiuhnm wrote:
>> Returning a None-value is pretty useless. Why not returning self, which
>> would be
>> the resulting list in this case? Returning self would make the
>> language a little bit more functional, without any drawback.
>>
>> Then
On 2012-04-20, dmitrey wrote:
> I have spent some time searching for a bug in my code, it was due to
> different work of "is" with () and []:
() is ()
> True
You should better not rely on that result. I would consider it to be
an implementation detail. I may be wrong, but would an implementat
On 2012-04-20, Rotwang wrote:
> since a method doesn't assign the value it returns to the instance on
> which it is called; what it does to the instance and what it returns are
> two completely different things.
Returning a None-value is pretty useless. Why not returning self, which would be
the
On 2009-01-31, AJ Ostergaard wrote:
> Thanks for that but why:
'' and True
> ''
> Surely that should be False?!?
It is:
#v+
>>> bool('' and True)
False
#v-
Bernd
--
No time toulouse
--
http://mail.python.org/mailman/listinfo/python-list
On 2005-05-16, Dave Kuhlman wrote:
> Is there a recommended version of gcc that I should be using to
> compile Python? I've compiled Python 2.4 with gcc 3.3.4 on Ubuntu
> Debian GNU/Linux. However, I notice that gcc 3.5 and gcc 4.0 are
> available for installation.
I am on Gentoo Linux and use
On 2005-05-16, plsullivan wrote:
> Thanks guys but I am still not getting it. This part -->
> gp.FeatureclassToCoverage_convÂersion("'Database
> [EMAIL PROTECTED]'
> POLYGON", prcl83, "", "DOUBLE") <-- % luser is one long command.
Yes, I understood you perfectly well.
> I need to be able to
On 2005-05-16, plsullivan wrote:
> If I follow your response Bernd, it looks like you interpreted that as
> several lines. It actually should all be on one line. That's what made
> me wonder if there is a line continuation character.
The lines are concatenated to one string as I wrote it.
See al
On 2005-05-16, plsullivan wrote:
> I've got a variable deep inside some quotes needed by the application I
> am using. I can't figure out how to make this work. (Also, is there a
> line continuation character?)
> luser = win32api.GetUserName()
> gp.FeatureclassToCoverage_conversion("'Database
> [
On 2005-05-16, François Pinard wrote:
>> I don't think that post was really from MAL. It seems to be a
>> sporgery attack on the newsgroup. Sigh.
> For the last two days, I receive quite an amount of robotic rejects,
> after my name was used as the forged From:
Same with me after my follow-up.
On 2005-05-15, M.E.Farmer wrote:
>> No. You claimed
>
> This will only create a tuple in memory
>
> That is not what I said please do not edit my words and call it a
> quote!
Again the whole sentence:
Message-ID: <[EMAIL PROTECTED]>
| This will only create a tuple in memory that has no name t
On 2005-05-15, [EMAIL PROTECTED] wrote:
> Lese selbst:
> http://www.heise.de/newsticker/meldung/59427
Ja, schlimm.
Trotzdem ist das hier
a) eine englischsprachige NG und
b) geht es hier um die Programmiersprache Python
Lass es also bitte endlich!
Bernd
--
Those who desire to give up freed
On 2005-05-14, M.E.Farmer wrote:
> I explained what i meant in previous post there was nothing more than
> just a discussion
No. You claimed
This will only create a tuple in memory
But we just learned that this is not the case.
> I have no real problem here just more of a sore point in style
> On 2005-05-14, M.E.Farmer wrote:
> (x,y,dotp,sumx,maxv) = abc(x,y,dotp,sumx,maxv)
> This will only create a tuple in memory that has no name to reference
> it by!
Maybe. But it does not seem to hurt. And I am not sure the tupel _is_
really created in that situation.
> How would you access the
On 2005-05-14, Philippe C. Martin wrote:
> You're thinking you're passing the arguments as reference
That is the way Fortran handles them:
[...]
>> Right now I'm taking a simple program I wrote in Fortran
Bernd
--
Those who desire to give up freedom in order to gain security,
will not hav
On 2005-05-14, David wrote:
> abc(x,y,dotp,sumx,maxv)
(x,y,dotp,sumx,maxv) = abc(x,y,dotp,sumx,maxv)
Bernd
--
Those who desire to give up freedom in order to gain security,
will not have, nor do they deserve, either one. [T. Jefferson]
--
http://mail.python.org/mailman/listinfo/python-list
On 2005-05-08, andrea crotti wrote:
> I have a little "problem", I don't understand the reason of this:
> a = [10,1,2,3]
> def foo():
> global a
> for el in a:
> el = el*2
Simple data types (as integer) are _not_ implemented as references as
you obviously expected. Instead el is copied b
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