Re: What other languages use the same data model as Python?

2011-05-04 Thread Hans Georg Schaathun
e, this is useful as /one/ way to consider python variables. As long as one is aware that this is just an example, one approach out of many, then it enhances understanding. If one blindly extrapolates from one implementation, it enhances misunderstanding. -- :-- Hans Georg -- http://mail.python.o

Re: What other languages use the same data model as Python?

2011-05-04 Thread Hans Georg Schaathun
function. Well, call-by-name is not the same as transmission by name either. Transmission by name is what most posters here call call by reference, and transmission by reference is what this thread calls object sharing or call by object. No wonder I started off confused :-) It is better now. --

Re: What other languages use the same data model as Python?

2011-05-05 Thread Hans Georg Schaathun
the better result, but relying on human input when the work can be automated is ridiculously expensive. Now, python is only one level above C in abstraction, but that's a different matter. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: What other languages use the same data model as Python?

2011-05-05 Thread Hans Georg Schaathun
On Wed, 04 May 2011 20:11:02 -0500, harrismh777 wrote: : A reference is a pointer (an address). : : A value is memory (not an address). Sure, and pointers (from a hardware or C perspective) are memory, hence pointers are values. -- :-- Hans Georg -- http://mail.python.org/mailman

Re: What other languages use the same data model as Python?

2011-05-05 Thread Hans Georg Schaathun
You cannot reference nor manipulate a reference in python, and that IMHO makes them more abstract. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: What other languages use the same data model as Python?

2011-05-08 Thread Hans Georg Schaathun
ned by the languagedefined by the language. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: What other languages use the same data model as Python?

2011-05-09 Thread Hans Georg Schaathun
7;t perfect, is that it creates the illusion that references are boxes (objects) just like data objects, leading the reader to think that we could have a reference to a reference. If they are all boxes, by can't we make reference thereto? -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: What other languages use the same data model as Python?

2011-05-09 Thread Hans Georg Schaathun
text. Analogies, even imperfect ones, are good when we are clear about the fact that they are analogies. Using C pointers to illustrate how to use bound names in python may be useful, but only if we are clear about the fact that it is an analogy and do not pretend that it explains it in full. -- :-- Hans

Re: Overuse of try/except/else?

2011-05-10 Thread Hans Georg Schaathun
and the information could be passed through the return value instead. Exceptions is a very flexible, but also rather expensive means of communications. You can, actually, write any program using raise instead of return. That would be overuse. -- :-- Hans Georg -- http://mail.python.org/mailman/listinf

Re: What other languages use the same data model as Python?

2011-05-10 Thread Hans Georg Schaathun
don't have universal meanings. :-) -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: What other languages use the same data model as Python?

2011-05-10 Thread Hans Georg Schaathun
types (as in haskell or ada)? I think there are too many meanings and too few words ... That's why some languages support overloading. I am afraid we just need to cope with it, overloading I mean. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: scipy

2011-05-10 Thread Hans Georg Schaathun
st painful. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: vertical ordering of functions

2011-05-10 Thread Hans Georg Schaathun
alls may be circular or otherwise convolved in a way that does not allow consistent sorting of caller before/after callee. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
and much more flexible. Just x is as generic as it gets, but depends on python's convolved rules for duck processing and if you aim at legibility it is better avoided. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
of an arbitrary object as a boolean is peculiar for python. An empty list is a real, existing object, and the supposition that [] be false is counter-intuitive. It can be learnt, and the shorthand may be powerful when it is, but it will confuse many readers. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
oping ideas in a large and complex community, where perfect universal mastery of one language is not an option, because half the community do not normally use that language or aren't really programmers at all. The less you assume about the skill of the reader, the better it is. -- :-- Hans Geor

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
amming. The audience I am concerned about is the ones who are over-educated into using and having used a score of different meanings of the same symbols. They will be used to their intuition being wrong when they move into a new context. Being explicit will help them. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
reader and not the writer. What could elif mean other than else: if? if x could, for instance, mean "if x is defined". -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
needs to see your program is a python programmer, then your approach works as well as mine. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
knows how the computation has to be done without specialising in talking to the computer. : This discussion is giving me some insight into some of the crap : programming I see these days. I wonder if you would do a better job at programming the software to crack equations from quantum physics th

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
ing theory is reading this? I better dumb it down." That depends on the purpose of that particular paper, but the real question is, who writes the software to test that string theory empirically? Please tell. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
ntial, one would simply not be able to keep up with the application discipline. If all you do is to write software for computer illiterate users, YMWV. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
ndeed, so why don't we exploit the revolution and write the programs to be as accessible as possible? (Although, python is not the most revolutionary in this respect.) -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
On Wed, 11 May 2011 10:31:59 -0600, Ian Kelly wrote: : (x + 3 for x in xs if x % 2 == 1) Interesting. Thanks. That might come in handy some time. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
: I may not have made the point well, but I cannot see any advantage : for trying to program for the lowest common denominator. Common to what? I'd try the lowest common denominator of legibility and effictiveness. It is just KISS. -- :-- Hans Georg -- http://mail.python.org/mailma

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
tion or is expected to learn enough Python to understand it. That's fair enough. You know your code, so it is probably true. It would not be true for the code I am writing. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
t oriented programming is to bestow the objects with properties reflecting known properties from the domain being modelled. Lists do not have truth values in the application domain, and therefore truth values in the implementation domain is complicated. -- :-- Hans Georg -- http://mail.python.o

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
stitute functional/logical/whatever for imperative. You would not be completely clueless moving to ada/fortran/C/pascal/simula. There may be new concepts, and some concepts which must be adapted to another level of abstraction, but you do have a clue about the core concepts. -- :-- Hans Georg --

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
On 11 May 2011 21:47:27 GMT, Steven D'Aprano wrote: : On Wed, 11 May 2011 20:13:35 +0100, Hans Georg Schaathun wrote: : > One principle of object oriented programming is to bestow the objects : > with properties reflecting known properties from the domain being : > modelled. Lis

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
On Wed, 11 May 2011 20:16:01 -0700 (PDT), alex23 wrote: : Hans Georg Schaathun wrote: : > Revolutionary indeed, so why don't we exploit the revolution : > and write the programs to be as accessible as possible? : : Where do you draw the line, though? I said that, "as poss

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
On Thu, 12 May 2011 17:44:07 +1200, Gregory Ewing wrote: : Roy Smith wrote: : > Hans Georg Schaathun wrote: : >>If both are numbers, they are converted to a common type. Otherwise, : >>objects of different types always compare unequal Actually, I did not. :-- hg -- http://

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
without programming skills, polyglot programmers etc. Only very narrow-purpose applications can be created by one of these groups on their own, and to collaborate their abilities must be overlapping. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
eader when you go down that route. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-11 Thread Hans Georg Schaathun
typewriters and entertainment theatres does in no way reduce the need of those who actually need /computers/. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-12 Thread Hans Georg Schaathun
On Thu, 12 May 2011 16:46:38 +1000, Ben Finney wrote: : Hans Georg Schaathun writes: : : > On Wed, 11 May 2011 20:31:45 -0700 (PDT), alex23 : >wrote: : > : On May 12, 7:24 am, harrismh777 wrote: : > : > We need to move away from 'canned apps' to a new day whe

Re: checking if a list is empty

2011-05-12 Thread Hans Georg Schaathun
eeded. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: checking if a list is empty

2011-05-13 Thread Hans Georg Schaathun
ing the top floor, and still much less than the concrete engineer. And the main difference here, is that the civil engineers have a much better language to share information. The best programmers have is the programmming language, and we ought to make that as good as possible. -- :-- Hans Georg

Re: obviscating python code for distribution

2011-05-18 Thread Hans Georg Schaathun
attack, it also reduces risk, and thereby provides some level of security. Obviously, if your threat sources are dedicated hackers or maybe MI5, there is no point bothering with obfuscation, but if your threat source is script kiddies, then it might be quite effective. -- :-- Hans Georg -- http://

Re: English Idiom in Unix: Directory Recursively

2011-05-18 Thread Hans Georg Schaathun
w Mac OS X has maintained the folder concept of older mac generations, and Windows has cloned it. They do not want the user to understand recursive data structures, and therefore, naturally, avoid the word. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: English Idiom in Unix: Directory Recursively

2011-05-18 Thread Hans Georg Schaathun
times the node is visited. This node requires no stack. The only state space is constant, regardless of the size of the tree, requiring just the two pointers to previous and current. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: obviscating python code for distribution

2011-05-18 Thread Hans Georg Schaathun
On Wed, 18 May 2011 09:54:30 -0700, geremy condra wrote: : On Wed, May 18, 2011 at 12:36 AM, Hans Georg Schaathun wrote: : > But then, nothing is secure in any absolute sense. : : If you're talking security and not philosophy, there is such a thing : as a secure system. As a devel

Re: English Idiom in Unix: Directory Recursively

2011-05-18 Thread Hans Georg Schaathun
ent pointers of some description; but it does demonstrate that tree walks can be done iteratively, without keeping a stack of any sort. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: English Idiom in Unix: Directory Recursively

2011-05-18 Thread Hans Georg Schaathun
call stack, and not really a significant expense in context. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: obviscating python code for distribution

2011-05-18 Thread Hans Georg Schaathun
aybe it is right to say that the theory and skills do exist, but the money to gather it all in one project to demonstrate the security of a single system does not :-) -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: English Idiom in Unix: Directory Recursively

2011-05-18 Thread Hans Georg Schaathun
ar operation, possibly. For other tree : operations, a single parent pointer may not be sufficient. Que? What tree operations do you have in mind? We have covered all the standard textbook tree walks by now. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: English Idiom in Unix: Directory Recursively

2011-05-18 Thread Hans Georg Schaathun
ildren for each node, one way or another. The only thing I am assuming is that the children can be inspected in the same order every time the node is visited. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: obviscating python code for distribution

2011-05-18 Thread Hans Georg Schaathun
saying that, but whenever you try to back the claim, you keep referring to limited components and not systems at all. -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: obviscating python code for distribution

2011-05-19 Thread Hans Georg Schaathun
out what it takes to do it, before spend the resources barking up the wrong tree. For each successful attack, there probably is a number of failed ones. Thanks for the reference. BTW. That's not the only attack on MIFARE. I cannot remember the details of the other. -- :-- Hans Georg -

Re: obviscating python code for distribution

2011-05-19 Thread Hans Georg Schaathun
Obviously, if you were implying that no system passes the lower levels, then of course they won't pass the higher levels, but then, if that's the case, we would all know that we cannot even design /seemingly/ secure systems. And nobody has suggested that so far. ¹ e.g. Dieter Gollmann

Re: obviscating python code for distribution

2011-05-19 Thread Hans Georg Schaathun
methods do not help on that step. It takes more than a non-idiot to avoid misunderstandings on the interface betweeen professions. Either way, the assumption that your system will not be handled by idiots is only reasonable if you yourself is the only user. -- :-- Hans Georg -- http

Re: English Idiom in Unix: Directory Recursively

2011-05-19 Thread Hans Georg Schaathun
On Thu, 19 May 2011 23:21:30 +0200, Rikishi42 wrote: : On 2011-05-18, Hans Georg Schaathun wrote: : > Now Mac OS X has maintained the folder concept of older mac generations, : > and Windows has cloned it. They do not want the user to understand : > recursive data structures, and

Re: English Idiom in Unix: Directory Recursively

2011-05-20 Thread Hans Georg Schaathun
timates the : intelligence of lay people and over-estimates the difficulty of : understanding recursion. Could we then say that «recursion is a technical word that should not /unnecessarily/ be foisted onto lay users»? -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: obviscating python code for distribution

2011-05-20 Thread Hans Georg Schaathun
On 20 May 2011 07:04:27 GMT, Steven D'Aprano wrote: : On Fri, 20 May 2011 05:48:50 +0100, Hans Georg Schaathun wrote: : : > Either way, the assumption that your system will not be handled by : > idiots is only reasonable if you yourself is the only user. : : Nonsense. How do y

distutils_ui 0.1.1 released

2016-12-04 Thread Hans-Peter Jansen
For those of you, who like PyQt{4,5} as much as I do, as well as for those who don't like it that much, because of the poor integration with setuptools et.al., here's another piece of software to bridge the gap: A distutils build extension for PyQt{4,5} applications that makes handling

ctypes, memory mapped files and context manager

2016-12-27 Thread Hans-Peter Jansen
Hi, I'm using $subjects combination successfully in a project for creating/iterating over huge binary files (> 5GB) with impressive performance, while resource usage keeps pretty low, all with plain Python3 code. Nice! Environment: (Python 3.4.5, Linux 4.8.14, openSUSE/x86_64, NFS4 and XFS fil

Re: ctypes, memory mapped files and context manager

2016-12-28 Thread Hans-Peter Jansen
Dear Peter, thanks for taking valuable time to look into my issue. It might be related to my distinct silliness, but the problem persists with your code as well. Further comments inlined. On Dienstag, 27. Dezember 2016 21:39:51 Peter Otten wrote: > Hans-Peter Jansen wrote: > > &g

Re: ctypes, memory mapped files and context manager

2016-12-28 Thread Hans-Peter Jansen
On Mittwoch, 28. Dezember 2016 13:48:48 Peter Otten wrote: > Hans-Peter Jansen wrote: > > Dear Peter, > > > > thanks for taking valuable time to look into my issue. > > You're welcome! > > > It might be related to my distinct silliness, but the pr

Re: ctypes, memory mapped files and context manager

2016-12-28 Thread Hans-Peter Jansen
On Mittwoch, 28. Dezember 2016 15:17:22 Hans-Peter Jansen wrote: > On Mittwoch, 28. Dezember 2016 13:48:48 Peter Otten wrote: > > Hans-Peter Jansen wrote: > > > Dear Peter, > > > > > > thanks for taking valuable time to look into my issue. > > > >

Re: ctypes, memory mapped files and context manager

2016-12-28 Thread Hans-Peter Jansen
On Mittwoch, 28. Dezember 2016 21:58:38 Peter Otten wrote: > Hans-Peter Jansen wrote: > > On Mittwoch, 28. Dezember 2016 13:48:48 Peter Otten wrote: > >> Hans-Peter Jansen wrote: > > It leaves the question on why is Python2 acting as one would expect > > related to

Re: ctypes, memory mapped files and context manager

2016-12-28 Thread Hans-Peter Jansen
On Mittwoch, 28. Dezember 2016 16:53:53 Hans-Peter Jansen wrote: > On Mittwoch, 28. Dezember 2016 15:17:22 Hans-Peter Jansen wrote: > > On Mittwoch, 28. Dezember 2016 13:48:48 Peter Otten wrote: > > > Hans-Peter Jansen wrote: > > > > Dear Peter, > > > >

Re: ctypes, memory mapped files and context manager

2016-12-29 Thread Hans-Peter Jansen
On Donnerstag, 29. Dezember 2016 09:33:59 Peter Otten wrote: > Hans-Peter Jansen wrote: > > On Mittwoch, 28. Dezember 2016 16:53:53 Hans-Peter Jansen wrote: > > The minimal example is > > >>> import weakref, ctypes > >>> T = ctypes.c_ubyte * 3 > >

Re: ctypes, memory mapped files and context manager

2016-12-29 Thread Hans-Peter Jansen
Dear Eryk, thanks for chiming in. On Donnerstag, 29. Dezember 2016 21:27:56 eryk sun wrote: > On Thu, Dec 29, 2016 at 12:18 PM, Hans-Peter Jansen wrote: > >> >>> import weakref, ctypes > >> >>> T = ctypes.c_ubyte * 3 > >> >>&g

Re: Choosing a Python IDE. what is your Pythonish recommendation? I do not know what to choose.

2017-01-04 Thread Hans-Peter Jansen
On Montag, 2. Januar 2017 03:38:53 Antonio Caminero Garcia wrote: > Hello, I am having a hard time deciding what IDE or IDE-like code editor > should I use. This can be overwhelming. > > So far, I have used Vim, Sublime, Atom, Eclipse with PyDev, Pycharm, > IntelliJ with Python plugin. Well, sinc

Re: Choosing a Python IDE. what is your Pythonish recommendation? I

2017-01-06 Thread Hans-Peter Jansen
On Montag, 2. Januar 2017 03:38:53 Antonio Caminero Garcia wrote: > Hello, I am having a hard time deciding what IDE or IDE-like code editor > should I use. This can be overwhelming. > > So far, I have used Vim, Sublime, Atom, Eclipse with PyDev, Pycharm, > IntelliJ with Python plugin. Well, since

Re: Using sudo with pip3?

2017-01-08 Thread Hans-Peter Jansen
On Samstag, 7. Januar 2017 19:07:55 Clint Moyer wrote: > I would lightly advise against, assuming both Pip and your package > manager are trying to accomplish nearly the same thing. Stick with > updating through the repo. > > If you find that the version your OS provides is out-of-date compared >

Referencing section name by interpolation in ConfigParser

2017-01-24 Thread Hans-Peter Jansen
Hi, I would like to use a interpolated section name, e.g.: [Section] secref: %{section}s/whatever should result in: >>> config['Section']['secref'] 'Section/whatever' Any idea anybody, how to archive this with minimum fuzz? Thanks, Pete -- https://mail.python.org/mailman/listinfo/python-list

Re: Referencing section name by interpolation in ConfigParser

2017-01-27 Thread Hans-Peter Jansen
On Mittwoch, 25. Januar 2017 10:01:56 Peter Otten wrote: > Hans-Peter Jansen wrote: > > I would like to use a interpolated section name, e.g.: > > > > [Section] > > secref: %{section}s/whatever > > > > should result in: > >>>> config['S

Re: ANN: psutil 5.1.0 with hardware sensors released

2017-02-02 Thread Hans-Peter Jansen
On Mittwoch, 1. Februar 2017 21:54:06 Giampaolo Rodola' wrote: > Hello all, > I'm glad to announce the release of psutil 5.1.1: ^ Guess, you meant to say 5.1.0 here, or probably your time machine broke ;) Cheers, Pete -- https://mail.python.org/ma

Re: PyCA cryptography 2.3 released

2018-07-18 Thread Hans-Peter Jansen
Hi Paul, you have a version mismatch in subject and text. Cheers, Pete On Mittwoch, 18. Juli 2018 05:19:27 Paul Kehrer wrote: > PyCA cryptography 2.2.2 has been released to PyPI. cryptography includes > both high level recipes and low level interfaces to common cryptographic > algorithms such as

Re: how to pickle unpicklable objects

2005-09-23 Thread Hans Georg Krauthaeuser
p): self.this = _umddevice.new_UMDMResult(tup[0],tup[1],tup[2],tup[3]) self.thisown=1 (self.Z0,self.Eta0,self.t)=[i for i in tup[4:]] %} } regards Hans Georg Krauthaeuser -- http://mail.python.org/mailman/listinfo/python-list

searching python/gui developper in germany

2005-10-11 Thread Hans Georg Krauthaeuser
eburg, Germany). If someone is interested: contact me by email, please. Best regards Hans Georg Krauthaeuser -- http://mail.python.org/mailman/listinfo/python-list

Re: searching python/gui developper in germany

2005-10-12 Thread Hans Georg Krauthaeuser
malv schrieb: > Hans Georg Krauthaeuser wrote: > >>Dear all, >> >>for the measurements in our labs we have developed python scripts that >>are pretty fine for our needs. Basically, we have classes and call the >>appropriate methods from the command line (or by

Re: Help with cPickle for deserializing datetime.datetime instances

2005-10-14 Thread Hans Georg Krauthaeuser
b') > data1 = cPickle.load(input2) > input2.close() > > My guess is that I need to somehow tell the pickle.load command that it > is loading datetime instances, but I have no idea how to do this. Any > help would be much appreciated. > > Thanks, > Ming How

Re: Good python reference?

2005-11-11 Thread Hans Georg Krauthaeuser
the title of your mail I would answer http://rgruet.free.fr/PQR24/PQR2.4.html But history? Sorry Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

platform independent kbhit()

2005-01-17 Thread Hans Georg Krauthaeuser
found this http://my.execpc.com/~geezer/software/kbhit.c C source that has a kbhit() and a getch() for linux/unix that I can SWIG to python. Are there other (more simple, pure python, true platform independent) possibilities? Best regards Hans Georg Krauthaeuser -- www.uni-magdeburg.de/krauthae --

convert ascii escapes into binary form

2005-07-20 Thread Hans-Peter Jansen
Hi Pythonistas, I need to convert ascii escapes into binary form, e.g.: \f -> ^L [EMAIL PROTECTED] -> [EMAIL PROTECTED]@ (rvalues in terminal representation) Any idea, how to do this most elegantly in python? Do I really need to do a search n'replace orgy, combined with regex for this task? TI

Re: convert ascii escapes into binary form

2005-07-20 Thread Hans-Peter Jansen
Robert Kern wrote: > Hans-Peter Jansen wrote: >> Hi Pythonistas, >> >> I need to convert ascii escapes into binary form, e.g.: >> \f -> ^L >> [EMAIL PROTECTED] -> [EMAIL PROTECTED]@ >> >> (rvalues in terminal representation) >> >

Re: convert ascii escapes into binary form

2005-07-20 Thread Hans-Peter Jansen
Hi Robert, Hans-Peter Jansen wrote: > Robert Kern wrote: > > That did the trick, thanks a lot, Peter. Unfortunately, on the s/Peter/Robert/g Sorry, Robert. That's the price to pay for doing multiple replies at the same time. Mea culpa.. > target system, there's st

Re: Text To Speech with pyTTS

2005-02-28 Thread Hans Georg Krauthaeuser
ges\pyTTS\__init__.py", line 28, in Create raise ValueError('"%s" not supported' % api) ValueError: "SAPI" not supported ... The TTSFast.py file is missing in the 2.3 distribution. I made a copy from the 2.4 dist and everything worked fine for me. Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: Text To Speech with pyTTS

2005-03-04 Thread Hans Georg Krauthaeuser
Peter wrote: I released a new version of the Windows installer for Python 2.3 that includes the missing _TTSFast.pyd file. Unfortunenately, the file TTSFast.py is missing, not _TTSFast.pyd. Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: wxPython vs. pyQt

2005-03-19 Thread Hans-Peter Jansen
[EMAIL PROTECTED] wrote: > I've narrowed down my toolkit selection for my project to wxPython and > pyQt, and now i'd like to hear any opinions, war stories, peeves, etc, > about them, particularly from anyone who's used _both_toolkits_. I'm > only mildly interested in the IDEs and UI designers fo

Re: Lambda: the Ultimate Design Flaw

2005-04-01 Thread Hans Oesterholt-Dijkema
The Fate Of LAMBDA in PLT Scheme v300 or Lambda the Ultimate Design Flaw Why drop LAMBDA? Why not? Isn't all code eventually anonymous and relocatable? -- http://mail.python.org/mailman/listinfo/python-list

Re: Newbie Tkinter Question

2005-04-13 Thread Hans Georg Krauthaeuser
ed manually). From Tkinter, passing a PhotoImage as a parameter actually only sends the str() of the image object to the Tcl side: this is just a string, the randomly-generated name assigned when the object was created. "No reference to the image itself" means "no reference counti

Python 2.7.5: Strange and differing behavior depending on sys.setdefaultencoding being set

2013-12-03 Thread Hans-Peter Jansen
Hi, I'm experiencing strange behavior with attached code, that differs depending on sys.setdefaultencoding being set or not. If it is set, the code works as expected, if not - what should be the usual case - the code fails with some non-sensible traceback. I tried to boil it down to a comprehe

Re: Python 2.7.5: Strange and differing behavior depending on sys.setdefaultencoding being set

2013-12-03 Thread Hans-Peter Jansen
Hi Chris, On Mittwoch, 4. Dezember 2013 10:20:31 Chris Angelico wrote: > On Wed, Dec 4, 2013 at 9:32 AM, Hans-Peter Jansen wrote: > > I'm experiencing strange behavior with attached code, that differs > > depending on sys.setdefaultencoding being set or not. If it is set, t

tiff/pbm in pyplot (ubuntu)

2011-10-19 Thread Hans Georg Schaathun
array and check that the colour channels are equal. I'll be grateful for any pointers, TIA -- :-- Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

scipy.stats.itemfreq: overflow with add.reduce

2005-12-21 Thread Hans Georg Krauthaeuser
...: 254 254 255 255 256 0 257 1 258 2 Is there any possibility to avoid the overflow? BTW: Python 2.3.5 (#2, Aug 30 2005, 15:50:26) [GCC 4.0.2 20050821 (prerelease) (Debian 4.0.1-6)] on linux2 scipy_version.scipy_version --> '0.3.2' Thanks and best regards Hans Georg Krauthäuser

Re: scipy.stats.itemfreq: overflow with add.reduce

2005-12-21 Thread Hans Georg Krauthaeuser
Hans Georg Krauthaeuser schrieb: > Hi All, > > I was playing with scipy.stats.itemfreq when I observed the following > overflow: > > In [119]:for i in [254,255,256,257,258]: >.:l=[0]*i >.:print i, stats.itemfreq(l), l.count(0) >.: &

Re: scipy.stats.itemfreq: overflow with add.reduce

2005-12-21 Thread Hans Georg Krauthaeuser
Hans Georg Krauthaeuser schrieb: > Hans Georg Krauthaeuser schrieb: > >> Hi All, >> >> I was playing with scipy.stats.itemfreq when I observed the following >> overflow: >> >> In [119]:for i in [254,255,256,257,258]: >>.:l=[0]*i >&

Re: [OT] no goto (WAS: Python code written in 1998...)

2006-01-20 Thread Hans Georg Krauthaeuser
m the 80s. http://www.uni-weimar.de/~mildenbe/spass/vatical/vatical.html It's in German only and I'm not aware of a English translation. Please be aware that content of that page is not political correct and may offend your religious sensibilities. Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Downloading images with python

2006-10-20 Thread Hans Olav Hygen
On 23. of October last year a the follwing was posted to this group: > htmlSource=urllib.urlopen("http://www.godandscience.org/images/nebula.jpg";) > # Read from the object, storing the page's contents in 's'. > s = htmlSource.read() > htmlSource.close() > myfile = open("myfile.jpg", "w") > myfile

Re: Is it possible to save a running program and reload next time ?

2006-09-21 Thread Hans Georg Krauthaeuser
[EMAIL PROTECTED] wrote: > > Can objects be saved and reloaded by "Pickle" ? I have tried but no > success. > Yes, that's the intended use of pickle/cPickle. There are examples in the docs: http://docs.python.org/lib/module-pickle.html What have you tried and wh

Re: Is it possible to save a running program and reload next time ?

2006-09-21 Thread Hans Georg Krauthaeuser
[EMAIL PROTECTED] wrote: > Hans Georg Krauthaeuser wrote: >> [EMAIL PROTECTED] wrote: >> >>> Can objects be saved and reloaded by "Pickle" ? I have tried but no >>> success. >>> >>> >> Yes, that's the inten

Re: RPy / R

2006-02-07 Thread Hans Georg Krauthaeuser
x27;os': 'linux-gnu', 'svn rev': '36812', 'system': 'i486, linux-gnu', 'month': '12', 'platform': 'i486-pc-linux-gnu', 'year': '2005', 'arch': 'i486', 'day': '20', 'minor': '2.1'} Seems to be a problem with your installation... Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

trouble with generators

2007-05-10 Thread Hans-Peter Jansen
Hi Pythonistas, I'm stuck in a maze of new style classes and generators. While I love the concepts, I obviously didn't grok them throughout. I'm trying to generate a bunch of similar classes, where some are contained in list attributes of others, e.g.: class A: def __init__(self): self.i

Re: trouble with generators

2007-05-10 Thread Hans-Peter Jansen
Hi Diez, first, thanks for your comprehensive answer. Diez B. Roggisch wrote: > Hans-Peter Jansen schrieb: >> >> I'm trying to generate a bunch of similar classes, where some are >> contained in list attributes of others, e.g.: > > All your code below shows th

Re: trouble with generators

2007-05-10 Thread Hans-Peter Jansen
Marc 'BlackJack' Rintsch wrote: > In <[EMAIL PROTECTED]>, Hans-Peter Jansen wrote: > >> class Gen(object): >> def records(self, cls): >> for i in range(3): >> setattr(cls, "id", "%s%s" % (cls.__d

Dr. Wallach...

2007-10-27 Thread Hans Peter Tkany
Im Tierfutter sind 41 wichtige Nährstoffe... In der Babynahrung sind nur 11 der wichtigen Nährstoffe... Unsere Nahrung im Supermarkt enthält noch weniger lebenswichtige Mineralien und Vitamine... Erfahren Sie kostenlos die schockierende Wahrheit in Das Geheimniss der 91 essentiellen Nährstoffe

Re: pickling multiple dictionaries

2006-05-24 Thread Hans Georg Krauthaeuser
n [9]:del d2 In [10]:pfile=file('test.p','rb') In [11]:d1=pickle.load(pfile) In [12]:d1 Out[12]:{'a': 1} In [13]:d2=pickle.load(pfile) In [14]:d2 Out[14]:{'b': 2} If your data is *really* large, have a look to PyTables (http://www.pytables.org/moin). Regards, Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

Re: Get actual call signature?

2008-03-19 Thread Hans Georg Krauthäuser
else: break finally: del frame del outerframes del caller del ccframe return cmd, sdict if __name__ == '__main__': c=CLS() c.fun(5) c.fun(5, arg_three=['a', 'b']) c.fun(5, 'something') c.fun(5, 'something') a=c.fun a(4) Best Regards Hans Georg -- http://mail.python.org/mailman/listinfo/python-list

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