Re: Generators.

First, I apologize for rearranging your message out of order. On 12/8/2009 5:29 AM, Jorge Cardona wrote: islice execute the function at the generator and drop the elements that aren't in the slice. I found that pretty weird, the way that i see generators is like an association between and indexi

Re: Duplicates of third-party libraries

Ben Finney wrote: This omits the heart of the problem: There is an extra delay between release and propagation of the security fix. When the third-party code is released with a security fix, and is available in the operating system, the duplicate in your application will not gain the advantage o

Re: Duplicates of third-party libraries

"Martin P. Hellwig" writes: > Ben Finney wrote: > > Along with the duplication this introduces, it also means that any bug > > fixes — even severe security fixes — in the third-party code will not be > > addressed in your duplicate. > I disagree, what you need is: > - An automated build system

Re: Duplicates of third-party libraries

Ben Finney wrote: "Martin P. Hellwig" writes: Along with the duplication this introduces, it also means that any bug fixes — even severe security fixes — in the third-party code will not be addressed in your duplicate. I disagree, what you need is: - An automated build system for your del

Re: Graph library for Python

On Mon, Dec 7, 2009 at 6:28 PM, M.-A. Lemburg wrote: > geremy condra wrote: >> On Mon, Dec 7, 2009 at 2:51 PM, M.-A. Lemburg wrote: >>> geremy condra wrote: How interested are you in a C port of graphine? I haven't had any specific requests for it, but if its something you need I c

Re: How decoupled are the Python frameworks?

shocks writes: > Hi > > I'm getting back into Python after a long break. I've been developing > large enterprise apps solely with Adobe Flex (ActionScript) for the > past couple years. During that time I've used a number of 'MVC' > frameworks to glue the bits together - among them Cairngorm, a

Re: how to convert string function to string method?

Bruno- You've made some excellent suggestions, and I'm always grateful for the opportunity to learn. My revised code appears below. Philllip def strip_pairs(s, open='([{\'"', close=')]}\'"'): """ OVERVIEW This function strips matching pairs of characters from the beginning and end

Re: test if an input string starts with a python expression

On Dec 8, 1:22 am, r0g wrote: > Torsten Mohr wrote: > > Hi, > > > i'd like to test if an input string starts with a python expression > > and also where that expression ends.  An example: > > > a_func(3*7, '''abc''') +5 pls some more > > > The first part until (inclusive) the 5 should be found as

Request for py program to insert space between two characters and saved as text?

For Kannada project .txt(not .doc) is used, my requirement is to have one space between two characters in Notepad file. In MSword there is provision to make space between two characters under "Font" and can be saved as *.doc * But when tried to save as* .txt* all formatting will disappear. I co

Request for solution

Python experts, Please find attached file "Tesseractindic-Trainer-GUI-0- 1-3.tar.gz for perusal.("if you like to help, I can send you the program off-list") The said tesseractindic-trainer works well in Linux viz Ubuntu-9.04 and fedora-11 without any problem. But when I tried to run in CMD.exe of

Re: Generators.

On Dec 7, 1:29 pm, Jorge Cardona wrote: > 2009/12/7 Lie Ryan : > > > > > On 12/7/2009 7:22 AM, Jorge Cardona wrote: > > >> Hi, > > >> I was trying to create a function that receive a generator and return > >> a list but that each elements were computed in a diferent core of my > >> machine. I star

Re: test if an input string starts with a python expression

Torsten Mohr wrote: > Hi, > > i'd like to test if an input string starts with a python expression > and also where that expression ends. An example: > > a_func(3*7, '''abc''') +5 pls some more > > The first part until (inclusive) the 5 should be found as an expression > and the length of that s

Fwd: Request for solution

-- Forwarded message -- From: Sjoerd Mullender Date: Mon, Dec 7, 2009 at 11:57 PM Subject: Re: Request for solution To: 74yrs old Cc: python-list-ow...@python.org Please send this to python-list@python.org, not to python-list-ow...@python.org. The latter address is only to send

Re: question about imports in a class

Diez B. Roggisch wrote: > J schrieb: >> On Mon, Dec 7, 2009 at 16:57, Diez B. Roggisch >> wrote: >> if I put the import at the beginning of the class, it just dawned on me that perhaps I still have to explicitly call the function by class: > I'm not annoyed. I just wonder from what

Re: test if an input string starts with a python expression

It sort of sounds like you want a templating system: http://wiki.python.org/moin/Templating -- http://mail.python.org/mailman/listinfo/python-list

Re: python proxy checker ,change to threaded version

Rhodri James wrote: > On Mon, 07 Dec 2009 18:21:23 -, Terry Reedy wrote: > >> r0g wrote: >> >>> The trick to threads is to create a subclass of threading.Thread, define >>> the 'run' function and call the 'start()' method. I find threading quite >>> generally useful so I created this simple g

Re: python proxy checker ,change to threaded version

Terry Reedy wrote: > r0g wrote: > >> The trick to threads is to create a subclass of threading.Thread, define >> the 'run' function and call the 'start()' method. I find threading quite >> generally useful so I created this simple generic function for running >> things in threads... > > Great ide

test if an input string starts with a python expression

Hi, i'd like to test if an input string starts with a python expression and also where that expression ends. An example: a_func(3*7, '''abc''') +5 pls some more The first part until (inclusive) the 5 should be found as an expression and the length of that string should also be detected. Backg

Re: python proxy checker ,change to threaded version

Terry Reedy wrote: > r0g wrote: > >> The trick to threads is to create a subclass of threading.Thread, define >> the 'run' function and call the 'start()' method. I find threading quite >> generally useful so I created this simple generic function for running >> things in threads... > > Great ide

Re: Graph library for Python

geremy condra wrote: > On Mon, Dec 7, 2009 at 2:51 PM, M.-A. Lemburg wrote: >> geremy condra wrote: >>> How interested are you in a C port of graphine? I haven't had >>> any specific requests for it, but if its something you need I >>> can shuffle it towards the top of the to do pile. >> >> There

Duplicates of third-party libraries (was: When will Python 3 be fully deployed)

"Martin P. Hellwig" writes: > If the fear of customers disatification prevents you from using a > certain version of X, you should consider a deployment strategy that > cuts out dependencies as much as possible. Although this will result > in a larger end package and possible high amount of dupli

Re: Graph library for Python (was: Re: python bijection)

On Mon, Dec 7, 2009 at 5:48 PM, Steven D'Aprano wrote: > On Mon, 07 Dec 2009 17:23:24 -0500, geremy condra wrote: > > >>>  * Graph.__iter__ could be mapped to an iterator using >>>   the fastest traversal method for the graph nodes (ie. order does not >>>   matter, it's only important that all nod

Re: Graph library for Python (was: Re: python bijection)

On Mon, 07 Dec 2009 17:23:24 -0500, geremy condra wrote: >>  * Graph.__iter__ could be mapped to an iterator using >>   the fastest traversal method for the graph nodes (ie. order does not >>   matter, it's only important that all nodes are found as fast as >>   possible) > > Again, it seems amb

Re: Where is my namespace?

2009/12/7 Steven D'Aprano : > On Mon, 07 Dec 2009 16:25:39 +, Simon Brunning wrote: >> If you do "from blah import" the imported module itself isn't bound to >> any name in the importing module - you can't get at it at all. > > Not quite -- you can get to it if you're willing to do some more wo

Re: question about imports in a class

J schrieb: On Mon, Dec 7, 2009 at 16:57, Diez B. Roggisch wrote: if I put the import at the beginning of the class, it just dawned on me that perhaps I still have to explicitly call the function by class: sysinfo.py class myclass(): import os def findDMIDecode(self): for r,d,f i

Re: Float precision and float equality

On Dec 7, 4:28 am, sturlamolden wrote: > ... > > You don't understand this at all do you? > > If you have a sine wave with an amplitude less than the truncation > error, it will always be approximately equal to zero. > > Numerical maths is about approximations, not symbolic equalities. > > > 1.0 +

Re: Float precision and float equality

On 7 Des, 06:43, dbd wrote: > If you have > samples of a sine wave with peak amplitude of one half eps, the "abs(x- > y) < eps" test would report all values on the sine wave as equal to > zero. This would not be correct. You don't understand this at all do you? If you have a sine wave with an a

Re: Float precision and float equality

On Dec 7, 10:53 am, dbd wrote: > On Dec 7, 4:28 am, sturlamolden wrote: > > > ... > > > You don't understand this at all do you? > > > If you have a sine wave with an amplitude less than the truncation > > error, it will always be approximately equal to zero. > > > Numerical maths is about approx

How decoupled are the Python frameworks?

Hi I'm getting back into Python after a long break. I've been developing large enterprise apps solely with Adobe Flex (ActionScript) for the past couple years. During that time I've used a number of 'MVC' frameworks to glue the bits together - among them Cairngorm, a modified implementation of C

Re: question about imports in a class

On Mon, 07 Dec 2009 16:53:46 -0500, J wrote: > A little more education and playing around and I'm still not quite sure > how to do this... > > for the class i'm writing, I want to import os, sys and wmi globally for > the class... The best advice is Do Not Do It That Way. Just do your imports at

Re: question about imports in a class

On Mon, 07 Dec 2009 22:18:49 -, J wrote: On Mon, Dec 7, 2009 at 16:57, Diez B. Roggisch wrote: if I put the import at the beginning of the class, it just dawned on me that perhaps I still have to explicitly call the function by class: sysinfo.py class myclass(): import os def f

Re: Graph library for Python (was: Re: python bijection)

On Mon, Dec 7, 2009 at 2:51 PM, M.-A. Lemburg wrote: > geremy condra wrote: >> How interested are you in a C port of graphine? I haven't had >> any specific requests for it, but if its something you need I >> can shuffle it towards the top of the to do pile. > > There are two main reasons for a C

Re: Where is my namespace?

On Mon, 07 Dec 2009 16:25:39 +, Simon Brunning wrote: > 2009/12/7 vsoler : [...] > If you do "from blah import" the imported module itself isn't bound to > any name in the importing module - you can't get at it at all. Not quite -- you can get to it if you're willing to do some more work. >>

Re: python proxy checker ,change to threaded version

Rhodri James wrote: On Mon, 07 Dec 2009 18:21:23 -, Terry Reedy wrote: def run(self): result = func(*func_args) # matching run_in_thread param names callback(result, *callback_args) Neat, but I think you mean if callback is not None: callback(res

Re: question about imports in a class

On Mon, Dec 7, 2009 at 16:57, Diez B. Roggisch wrote: >> if I put the import at the beginning of the class, it just dawned on >> me that perhaps I still have to explicitly call the function by class: >> >> sysinfo.py >> >> class myclass(): >>    import os >>    def findDMIDecode(self): >>        

Re: question about imports in a class

On Mon, 07 Dec 2009 21:13:25 -, J wrote: Just a little newbie confusion about OS imports... Why does this give me an error: It's generally helpful to say *what* error you get, including the traceback. Fortunately the source code is enough this time. class Windows: def __init__

Re: question about imports in a class

J schrieb: On Mon, Dec 7, 2009 at 16:13, J wrote: But why does importing in the init not make os available to every other function in the class? Do I have to import OS into every function like this: class ClassA(): def func1(self): import os def func2(self): import os

Re: question about imports in a class

On Mon, Dec 7, 2009 at 16:13, J wrote: > But why does importing in the init not make os available to every > other function in the class?  Do I have to import OS into every > function like this: > > class ClassA(): > >    def func1(self): >        import os > >    def func2(self): >        import

Re: question about imports in a class

J schrieb: Just a little newbie confusion about OS imports... Why does this give me an error: class Windows: def __init__(self): ''' Constructor ''' import os self.dmidecodePath="" #final path to dmidecode binary def parseDMI(self): # Fi

Re: python proxy checker ,change to threaded version

On Mon, 07 Dec 2009 18:21:23 -, Terry Reedy wrote: r0g wrote: The trick to threads is to create a subclass of threading.Thread, define the 'run' function and call the 'start()' method. I find threading quite generally useful so I created this simple generic function for running things in

question about imports in a class

Just a little newbie confusion about OS imports... Why does this give me an error: class Windows: def __init__(self): ''' Constructor ''' import os self.dmidecodePath="" #final path to dmidecode binary def parseDMI(self): # First, find dmi

Re: unittest buffing output on windows?

Roy Smith wrote: I'm running 2.5.1. I've got a test suite that takes about 15 minutes to complete. On my unix boxes, as each test case executes, it prints out a line (I'm using unittest.TextTestRunner(verbosity=2)) of status, but on my windows box (running under cygwin), it buffers everything u

Re: Two questions ( Oracle and modules )

Gabor Urban wrote: Hi guys, 2. We have tp write a module that will be imported a couple of places. Though we must be sure, this module's initialization is performed only once. How can we implement this? I do not know what to google for. There are two ways to have one file executed twice

Re: dict.fromkeys strange behavior

Tsviki Hirsh wrote: >>>dict.fromkeys('at',50) {'a': 50, 't': 50} This is obviously not what I wanted. Not obvious at all. It is precisely what you asked for ;-) Please read the doc: 5.8. Mapping Types — dict "classmethod fromkeys(seq[, value]) Create a new dictionary with keys from seq and

Graph library for Python (was: Re: python bijection)

geremy condra wrote: > How interested are you in a C port of graphine? I haven't had > any specific requests for it, but if its something you need I > can shuffle it towards the top of the to do pile. There are two main reasons for a C implementation: 1. performance 2. memory footprint These

Re: Where is my namespace?

On Dec 7, 5:39 pm, Benjamin Kaplan wrote: > On Mon, Dec 7, 2009 at 11:10 AM, vsoler wrote: > > I take the example from Mark Lutz's excellent book "Learning Python". > > > *** In nested1.py  I have: > > X=99 > > def printer(): print X > > > *** In nested2.py  I have: > > from nested1 import X, pri

unittest buffing output on windows?

I'm running 2.5.1. I've got a test suite that takes about 15 minutes to complete. On my unix boxes, as each test case executes, it prints out a line (I'm using unittest.TextTestRunner(verbosity=2)) of status, but on my windows box (running under cygwin), it buffers everything until the entire tes

Re: Python3: Sane way to deal with broken encodings

On Mon, Dec 7, 2009 at 2:16 PM, Johannes Bauer wrote: > Bruno Desthuilliers schrieb: > >>> Is that possible? If so, how? >> >> This might get you started: >> >> """ > help(str.decode) >> decode(...) >>     S.decode([encoding[,errors]]) -> object > > Hmm, this would work nicely if I called "dec

Re: Python3: Sane way to deal with broken encodings

Bruno Desthuilliers schrieb: >> Is that possible? If so, how? > > This might get you started: > > """ help(str.decode) > decode(...) > S.decode([encoding[,errors]]) -> object Hmm, this would work nicely if I called "decode" explicitly - but what I'm doing is: #!/usr/bin/python3 for li

Re: Generators.

2009/12/7 Lie Ryan : > On 12/7/2009 7:22 AM, Jorge Cardona wrote: >> >> Hi, >> >> I was trying to create a function that receive a generator and return >> a list but that each elements were computed in a diferent core of my >> machine. I start using islice function in order to split the job in a >>

Re: python proxy checker ,change to threaded version

r0g wrote: The trick to threads is to create a subclass of threading.Thread, define the 'run' function and call the 'start()' method. I find threading quite generally useful so I created this simple generic function for running things in threads... Great idea. Thanks for posting this. def ru

Re: how to convert string function to string method?

Steven D'Aprano wrote: On Sun, 06 Dec 2009 22:47:48 -0800, Dr. Phillip M. Feldman wrote: I wrote a handy-dandy function (see below) called "strip_pairs" for stripping matching pairs of characters from the beginning and end of a string. This function works, but I would like to be able to invoke

Re: IO Gurus: what are the differences between these two methods?

On Mon, Dec 7, 2009 at 12:12 PM, dpapathanasiou wrote: > I have two methods for writing binaries files: the first works with > data received by a server corresponding to a file upload, and the > second works with data sent as email attachments. > > The odd thing is, they're not interchangeable: if

IO Gurus: what are the differences between these two methods?

I have two methods for writing binaries files: the first works with data received by a server corresponding to a file upload, and the second works with data sent as email attachments. The odd thing is, they're not interchangeable: if I use the first one to saved data parsed from an email attachmen

Re: python bijection

On Mon, Dec 7, 2009 at 12:05 PM, M.-A. Lemburg wrote: > geremy condra wrote: >> On Mon, Dec 7, 2009 at 7:51 AM, M.-A. Lemburg wrote: >>> Terry Reedy wrote: M.-A. Lemburg wrote: > Integrating an easy-to-use graph library into the collections > module (and it's C companion) is goo

Re: unsupported operand type(s) for %: 'NoneType' and 'tuple'

On Mon, Dec 7, 2009 at 12:52 PM, Carsten Haese wrote: > Victor Subervi wrote: > > Well, if you could point me in the right direction, it would be > > appreciated. I've tried googling this with no luck. Apparently, "expand" > > is not a well-documented term in python and, of course, it's an > > oft

Re: unsupported operand type(s) for %: 'NoneType' and 'tuple'

On Mon, Dec 7, 2009 at 12:40 PM, Rami Chowdhury wrote: > Coming from PHP, > Wash your mouth out with soap, Rami! I might not be a good programmer, but I'm loyal to the Flying Circus. I only did one job, my first one, in PHP before I became "enlightened" :)) > I can see why you might be confused

Re: python bijection

geremy condra wrote: > On Mon, Dec 7, 2009 at 7:51 AM, M.-A. Lemburg wrote: >> Terry Reedy wrote: >>> M.-A. Lemburg wrote: >>> Integrating an easy-to-use graph library into the collections module (and it's C companion) is good idea. >> This would have to be written in C, though,

Re: unsupported operand type(s) for %: 'NoneType' and 'tuple'

Victor Subervi wrote: > Well, if you could point me in the right direction, it would be > appreciated. I've tried googling this with no luck. Apparently, "expand" > is not a well-documented term in python and, of course, it's an > often-used term in English, which further confuses the issue. Yes, I

Re: python bijection

On Mon, Dec 7, 2009 at 7:51 AM, M.-A. Lemburg wrote: > Terry Reedy wrote: >> M.-A. Lemburg wrote: >> >>> Integrating an easy-to-use graph library into the collections >>> module (and it's C companion) is good idea. >>> > This would have to be written in C, though, That's currently in the

Re: unsupported operand type(s) for %: 'NoneType' and 'tuple'

On Mon, Dec 7, 2009 at 08:01, Victor Subervi wrote: > On Mon, Dec 7, 2009 at 11:29 AM, Carsten Haese > wrote: >> >> Victor Subervi wrote: >> > I'll do my best to remember to do that from >> > now on to: >> > >> allTrees = [{'prodCat1': {}, 'prodCat2': {}}, {'presCat1': {}, >> > 'presCat2': {

Re: Where is my namespace?

vsoler a écrit : I take the example from Mark Lutz's excellent book "Learning Python". *** In nested1.py I have: X=99 def printer(): print X *** In nested2.py I have: from nested1 import X, printer X=88 printer() What is amazing is that running nested2.py prints 99 and not 88. It's "amazin

Re: Where is my namespace?

On Mon, Dec 7, 2009 at 11:10 AM, vsoler wrote: > I take the example from Mark Lutz's excellent book "Learning Python". > > *** In nested1.py  I have: > X=99 > def printer(): print X > > *** In nested2.py  I have: > from nested1 import X, printer > X=88 > printer() > > What is amazing is that runni

Re: Where is my namespace?

2009/12/7 vsoler : > I take the example from Mark Lutz's excellent book "Learning Python". > > *** In nested1.py  I have: > X=99 > def printer(): print X > > *** In nested2.py  I have: > from nested1 import X, printer > X=88 > printer() > > What is amazing is that running nested2.py prints 99 and n

Where is my namespace?

I take the example from Mark Lutz's excellent book "Learning Python". *** In nested1.py I have: X=99 def printer(): print X *** In nested2.py I have: from nested1 import X, printer X=88 printer() What is amazing is that running nested2.py prints 99 and not 88. My questions are: 1. Using stat

Re: unsupported operand type(s) for %: 'NoneType' and 'tuple'

On Mon, Dec 7, 2009 at 11:29 AM, Carsten Haese wrote: > Victor Subervi wrote: > > I'll do my best to remember to do that from > > now on to: > > > allTrees = [{'prodCat1': {}, 'prodCat2': {}}, {'presCat1': {}, > > 'presCat2': {}}] > level = 0 > tree = [] > for aTree in allTrees

Re: When will Python 3 be fully deployed

On Dec 6, 11:53 pm, "Martin P. Hellwig" wrote: > Edward A. Falk wrote: > > > > > For development purposes, you should stick with the oldest version that will > > actually run your code.  Every time you move to a more modern version, > > you're > > leaving potential users/customers out in the col

opening a connection to quickbooks

Hi, Has anyone ever attempted to work with quickbooks in a real time fashion? I need some advise. I'm trying to work out a way to have real time updates/inserts/and queries. I'd also like not to use all the user licenses. But... I have discovered that opening a connection to quickbooks takes a l

Re: unsupported operand type(s) for %: 'NoneType' and 'tuple'

Victor Subervi wrote: > I'll do my best to remember to do that from > now on to: > allTrees = [{'prodCat1': {}, 'prodCat2': {}}, {'presCat1': {}, > 'presCat2': {}}] level = 0 tree = [] for aTree in allTrees: > ... for name in sorted(aTree.keys()): > ... tree.append("%s%s"

Re: unsupported operand type(s) for %: 'NoneType' and 'tuple'

Victor Subervi wrote: printTree(aTree[name], level + 1) ... print aTree([name], level + 1) ... Traceback (most recent call last): File "", line 4, in ? TypeError: 'dict' object is not callable >>> Be cautious, you are now executing the same code ! Again, read carefully th

Re: unsupported operand type(s) for %: 'NoneType' and 'tuple'

On Mon, Dec 7, 2009 at 9:36 AM, Jean-Michel Pichavant < jeanmic...@sequans.com> wrote: > Victor Subervi wrote: > > On Mon, Dec 7, 2009 at 7:14 AM, Jean-Michel Pichavant < >> jeanmic...@sequans.com > wrote: >> >>Victor Subervi wrote: >> >> >>global printT

Re: postgresql_autodoc in Python?

Am 07.12.2009 15:14, schrieb Jean-Michel Pichavant: Wolfgang Keller wrote: Hello, has anyone ever implemented something similar to postgresql_autodoc in Python? TIA, Sincerely, Wolfgang If by postgresql_autodoc you mean tools for generating html documentation from python code, yes. Starti

Re: unsupported operand type(s) for %: 'NoneType' and 'tuple'

Victor Subervi wrote: On Mon, Dec 7, 2009 at 7:14 AM, Jean-Michel Pichavant mailto:jeanmic...@sequans.com>> wrote: Victor Subervi wrote: global printTree = , allTrees = [{'prodCat1': {}, 'prodCat2': {}}, {'presCat1': {}, 'presCat2': {}}] /var/www/html/angr

Re: postgresql_autodoc in Python?

Wolfgang Keller wrote: Hello, has anyone ever implemented something similar to postgresql_autodoc in Python? TIA, Sincerely, Wolfgang If by postgresql_autodoc you mean tools for generating html documentation from python code, yes. Starting from the ugliest: - pydoc - epydoc - sphinx

Re: unsupported operand type(s) for %: 'NoneType' and 'tuple'

On Mon, Dec 7, 2009 at 7:14 AM, Jean-Michel Pichavant < jeanmic...@sequans.com> wrote: > Victor Subervi wrote: > >> >> global printTree = , allTrees = [{'prodCat1': {}, >> 'prodCat2': {}}, {'presCat1': {}, 'presCat2': {}}] >> /var/www/html/angrynates.com/cart/catTree.py < >> http://angrynates.com

Re: postgresql_autodoc in Python?

2009/12/6 Wolfgang Keller : > Hello, > > has anyone ever implemented something similar to postgresql_autodoc in Python? Dunno - what is it? -- Cheers, Simon B. -- http://mail.python.org/mailman/listinfo/python-list

Re: Float precision and float equality

On Dec 7, 12:16 am, David Cournapeau wrote: > If you can depend on IEEE 754 semantics, one relatively robust method > is to use the number of representable floats between two numbers. The > main advantage compared to the proposed methods is that it somewhat > automatically takes into account the a

Re: What is the significance of after() in this code?

On 2009-12-07, Neil Cerutti wrote: > On 2009-12-07, W. eWatson wrote: >> See Subject. >> def StackImages(self): >> self.Upload("P") >> self.after_id = self.master.after(1,self.GetFrameOne) > > It's a violation of the Law of Demeter. Actually, I take that back. Dur. --

Re: Float precision and float equality

On Dec 6, 7:34 pm, Anton81 wrote: > I do some linear algebra and whenever the prefactor of a vector turns > out to be zero, I want to remove it. Hmm. Comparing against zero is something of a special case. So you'd almost certainly be doing an 'if abs(x) < tol: ...' check, but the question is wh

Re: What is the significance of after() in this code?

On 2009-12-07, W. eWatson wrote: > See Subject. > def StackImages(self): > self.Upload("P") > self.after_id = self.master.after(1,self.GetFrameOne) It's a violation of the Law of Demeter. -- Neil Cerutti -- http://mail.python.org/mailman/listinfo/python-list

Re: python bijection

Carl Banks wrote: > On Dec 4, 4:42 pm, Lie Ryan wrote: >> On 12/5/2009 9:41 AM, Carl Banks wrote: >> >> >> >> >> >>> On Dec 4, 12:46 pm, geremy condra wrote: >>> more common than full-blown graph package). Sure, its a tree, which is also a graph. In this case it looks to me more like a

Re: Two questions ( Oracle and modules )

On Mon, Dec 7, 2009 at 6:57 AM, Gabor Urban wrote: > 1. I have choice to introduce Python to my new employee. We are to > write and application that uses databases stored partially in Oracle > 10 and partially in Oracle 11. We have to execute standard SQL > commands and stored procedures as well.

Re: python bijection

Terry Reedy wrote: > M.-A. Lemburg wrote: > >> Integrating an easy-to-use graph library into the collections >> module (and it's C companion) is good idea. >> This would have to be written in C, though, >>> That's currently in the works, along with database backing. >>> We'd welcome any help

Re: Are routine objects guaranteed mutable & with dictionary?

"Alf P. Steinbach" wrote: > The question is what guarantees or absence thereof the language > specification, PEPs, intentions, whatever gives/has. See the documentation: http://docs.python.org/3.1/reference/datamodel.html > > >> BTW, it's a function, not a "routine" > > Wikipedia is your frie

Re: Why Doesn't XP Pro Show Size, Time and Date Mod of a Created File?

Mensanator wrote: On Dec 5, 11:38�pm, "W. eWatson" wrote: I created a folder, and wrote a file to it. When I look at what files are in it, they are correct. However, The Size, Type, and Date Mod are not shown. Why am I missing those columns? I'm writing files with a suffix of dat, which seem on

Why Doesn't XP Pro Show Size, Time and Date Mod of a Created File?

I created a folder, and wrote a file to it. When I look at what files are in it, they are correct. However, The Size, Type, and Date Mod are not shown. Why am I missing those columns? I'm writing files with a suffix of dat, which seem only to match up with video CD movie. -- http://mail.python.

Re: Why Can't I Delete a File I Created with Win XP?

On Dec 5, 9:57 pm, "W. eWatson" wrote: [snip] >          s = self.current_path s referred to something ... >          s = "Analysis" but now s refers to "Analysis" ... at best, there is redundant & confusing code; at worst, the source of your problem. >          s = os.path.join("Analysis",s) and

Re: Organization of GUIs

On Dec 5, 11:50 pm, zeph wrote: > I highly recommend reading the Cocoa documentation, which has volumes > on all sorts of things like this.  Here's a link that talks about > views in that context, and should give you more ideas about well- > designed GUI layouts:http://bit.ly/6b8PYh Cool link. Th

Re: How to timeout when waiting for raw_input from user ?

On Dec 5, 3:42 pm, Maxim Khitrov wrote: > I'm not talking about the Timer, I'm talking about the original > question. There's nothing (that I know of) you can do with a Timer on > Windows to interrupt a raw_input call. That is true. But if the issue here is to present a question, and await answe

postgresql_autodoc in Python?

Hello, has anyone ever implemented something similar to postgresql_autodoc in Python? TIA, Sincerely, Wolfgang -- NO "Courtesy Copies" PLEASE! -- http://mail.python.org/mailman/listinfo/python-list

Re: semantics of ** (unexpected/inconsistent?)

In article <87eingrbh9@benfinney.id.au>, Ben Finney wrote: >Lie Ryan writes: > >> I generally do not expect operator precedence to be reliable at all > >Have another read of the thread. The OP's confusion was not over >operator precedence, but over how names resolve to values in >expressions

Re: Why Doesn't XP Pro Show Size, Time and Date Mod of a Created File?

On Dec 5, 11:38�pm, "W. eWatson" wrote: > I created a folder, and wrote a file to it. When I look at what files > are in it, they are correct. However, The Size, Type, and Date Mod are > not shown. Why am I missing those columns? I'm writing files with a > suffix of dat, which seem only to match u

Re: hola

2009/12/6 franki fuentes cueto : > hola soy un pequeño programador y quiesiera pedirles ayuda para programar en > python, no se si me podrian mandar ejemplos para poder empezar, y como > terminarlo para que se ejecute, me entiendes , aver sime ayudan gracias Esta lista de discusión es en Inglés.

Re: High-performance Python websites

On Wed, 25 Nov 2009 21:21:25 -0800 (PST), Nick Mellor wrote : Hi, > I wasn't aware that Google used Python for running their Google groups > servers. Can you confirm that? The only place > I've seen Google explicitly use Python on their web front end is in > the Google Ads tests. > > I am impre

Re: What is the significance of after() in this code?

Martin P. Hellwig wrote: W. eWatson wrote: See Subject. def StackImages(self): self.Upload("P") self.after_id = self.master.after(1,self.GetFrameOne) If you are talking tkinter here, it is an alarm callback. See http://effbot.org/tkinterbook/widget.htm Very good. I rec

Re: unsupported operand type(s) for %: 'NoneType' and 'tuple'

Victor Subervi wrote: global printTree = , allTrees = [{'prodCat1': {}, 'prodCat2': {}}, {'presCat1': {}, 'presCat2': {}}] /var/www/html/angrynates.com/cart/catTree.py in printTree(allTrees=[{'prodCat1': {}, 'prodCat2': {}}, {'presCat1': {}, 'presCat2

Two questions ( Oracle and modules )

Hi guys, I have two questions. 1. I have choice to introduce Python to my new employee. We are to write and application that uses databases stored partially in Oracle 10 and partially in Oracle 11. We have to execute standard SQL commands and stored procedures as well. Which is best conection / m

Re: how to convert string function to string method?

r0g a écrit : (snip) > I've never tried it but I think it is possible to inject new methods into existing classes, see... Doesn't work for most builtin types - for both performances and sanity reasons. -- http://mail.python.org/mailman/listinfo/python-list

Re: unsupported operand type(s) for %: 'NoneType' and 'tuple'

Hi Victor, the .append function doesn't return anything, so it's a None. And you should have it inside the parentheses. >>> tree.append("%s%s" % ("\t" * level, name)) is probably what you're after. Cheers, Xav -- http://mail.python.org/mailman/listinfo/python-list

unsupported operand type(s) for %: 'NoneType' and 'tuple'

Hi; I get the following error: /var/www/html/angrynates.com/cart/createCats2.py 111 112 113 ''' 114 115 createCats2() createCats2 = /var/www/html/angrynates.com/cart/createCats2.py in createCats2() 85 for standAloneStore in storePrimaryStandAlone: 86 allStores.append(stan

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