On Sun, Nov 10, 2013 at 1:37 AM, Roy Smith r...@panix.com wrote:
In article mailman.2283.1383985583.18130.python-l...@python.org,
Chris Angelico ros...@gmail.com wrote:
Some languages [intern] automatically for all strings, others
(like Python) only when you ask for it.
What does only when
On Sat, Nov 9, 2013 at 9:29 AM, Grant Edwards invalid@invalid.invalid wrote:
It's that global newline shortage again. Just because a few people
get killed in a newline mine they all go on strike...
It's a conspiracy! The government kills a few miners (with their
contrail mind-control stuffo)
On Sun, Nov 10, 2013 at 2:21 AM, Roy Smith r...@panix.com wrote:
But, you missed the point of my question. You said that Python does
this only when you ask for it. That implies it never interns strings
if you don't ask for it, which is clearly not true:
$ python
Python 2.7.1 (r271:86832,
On Sun, Nov 10, 2013 at 2:25 AM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
On Sun, 10 Nov 2013 01:27:11 +1100, Chris Angelico wrote:
I was trying to sandbox CPython and run untrusted scripts while stopping
them from accessing the OS or file system. It's basically impossible
On Sun, Nov 10, 2013 at 2:37 AM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
I think that Chris is wrong about Python only interning
strings if you explicitly ask for it. I recall that Python will (may?)
automatically intern strings which look like identifiers (e.g. spam but
On Sun, Nov 10, 2013 at 2:32 AM, Antoon Pardon
antoon.par...@rece.vub.ac.be wrote:
And i had until i made some new changes last night, which i think i have
corrected now as we speak.
Continuing the arrogance.
Just to put that in perspective, by the way: *EVERYONE* writes
vulnerable code.
On Sun, Nov 10, 2013 at 2:39 AM, Gene Heskett ghesk...@wdtv.com wrote:
Ya know, folks like Nick would have me signing off. Fortunately there are
kill files. But the backscatter he creates I am still forced to read, or
more usually skip.
Then one of you frustrated standup comics comes along,
On Sun, Nov 10, 2013 at 8:21 AM, Mark Janssen dreamingforw...@gmail.com wrote:
I'd be interested to hear your thoughts on where the field of computer
languages is heading, and how that affects the choice of languages for
building web sites.
Well, there aren't that many groupings towards
On Sun, Nov 10, 2013 at 9:44 AM, Jonathan jtc...@gmail.com wrote:
In pythonic syntax:
select expression0:
case case expression,[case expression],:
which is equivalent to: elif expression0 = expression1:
which is equivalent to: elif expression0 binary-operator
Small clarification: It's
On Sun, Nov 10, 2013 at 11:41 AM, Roy Smith r...@panix.com wrote:
On 09/11/2013 22:58, Chris Angelico wrote:
* Some languages are just fundamentally bad. I do not recommend ever
writing production code in Whitespace, Ook, or Piet.
One of the worst coding experiences I ever had was trying
On Sun, Nov 10, 2013 at 11:50 AM, MRAB pyt...@mrabarnett.plus.com wrote:
On 09/11/2013 22:44, Jonathan wrote:
In pythonic syntax:
select expression0:
case case expression,[case expression],:
case else:
[snip]
It's more likely that the cases would be indented the
On Sun, Nov 10, 2013 at 12:05 PM, Mark Lawrence breamore...@yahoo.co.uk wrote:
I'd forgotten I'd used Monk back around 1999/2000. I couldn't remember much
about it so just looked it up here
http://docs.oracle.com/cd/E18867_01/SRE/Monk_Reference_SRE.pdf, not sure if
it's double or triple yuck.
On Sun, Nov 10, 2013 at 5:39 PM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
On Sun, 10 Nov 2013 09:14:28 +1100, Chris Angelico wrote:
And
as is typical of python-list, it's this extremely minor point that
became the new course of the thread -
You say that as if it were
On Sun, Nov 10, 2013 at 11:55 AM, Gene Heskett ghesk...@wdtv.com wrote:
On Saturday 09 November 2013 19:52:52 Chris Angelico did opine:
:) Don't just thank me, Grant and Roy were key to it too - and the
whole there's no shortage of newlines thing started with Steven
D'Aprano (I think
On Sun, Nov 10, 2013 at 7:47 PM, Jorgen Grahn grahn+n...@snipabacken.se wrote:
On Sat, 2013-11-09, Chris Angelico wrote:
On Sun, Nov 10, 2013 at 12:08 AM, John von Horn j@btinternet.com wrote:
...
* Why not allow floater=float(int1/int2) - rather than floater=float
(int1)/float(int2
On Sun, Nov 10, 2013 at 7:57 PM, Peter Cacioppi
peter.cacio...@gmail.com wrote:
Chris said :
I think map is fine if you can use a named function, but if you can't
come up with a descriptive name for what you're doing, a comprehension
is probably better (as it'll have the code right there).
On Sun, Nov 10, 2013 at 10:39 PM, Ian Kelly ian.g.ke...@gmail.com wrote:
On Sun, Nov 10, 2013 at 2:22 AM, Chris Angelico ros...@gmail.com wrote:
JavaScript has magic around the dot and function-call operators, as I
mentioned earlier. Lots of other languages have some little quirk
somewhere
On Mon, Nov 11, 2013 at 4:12 AM, Dennis Lee Bieber
wlfr...@ix.netcom.com wrote:
-123 .bit_length()
-7
No parens needed if a space precedes the .
Heh! I would call that an inferior alternative to the parentheses
though; it's so unusual to put a space before the dot that I wouldn't
On Mon, Nov 11, 2013 at 7:41 AM, Chris “Kwpolska” Warrick
kwpol...@gmail.com wrote:
On Nov 10, 2013 9:01 PM, Rod Person rodper...@rodperson.com wrote:
Tortoise? What's a tortoise?
Is that a real question? If yes, then it's an animal, similar to a turtle.
Ask Google or Wikipedia for more
On Mon, Nov 11, 2013 at 8:25 PM, Mark Lawrence breamore...@yahoo.co.uk wrote:
On 11/11/2013 06:50, Rick Johnson wrote:
In a nutshell the author attempts to plead for the
longevity of old code bases simply on the basis of his
assertion that old code bases are less buggy and
contain
On Mon, Nov 11, 2013 at 8:28 PM, wxjmfa...@gmail.com wrote:
* Some languages are just fundamentally bad.
The flexible string representation is a perfect exemple.
Wow. A new low for you, jmf... comparing PEP 393 to Ook?!?
In fact, with such a mechanism, it is even impossible to write an
On Mon, Nov 11, 2013 at 9:09 PM, lorenzo.ga...@gmail.com wrote:
Regarding the select statement, I think the most Pythonic approach is
using dictionaries rather than nested ifs.
Supposing we want to decode abbreviated day names (mon) to full names
(Monday):
That's an obvious mapping,
On Mon, Nov 11, 2013 at 10:25 PM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
But since spam is supposed to introspect as much information as possible,
I don't really want to do that. What (if anything) are my other options?
You're playing with introspection, so I'd look at
On Mon, Nov 11, 2013 at 10:17 PM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
On Mon, 11 Nov 2013 21:39:27 +1100, Chris Angelico wrote:
denormalizes it into a lookup table by creating 70 entries quoting the
first string, 15 quoting the second, 5, and 10, respectively.
Ewww
On Mon, Nov 11, 2013 at 10:53 PM, Robert Kern robert.k...@gmail.com wrote:
Heh. I've done pretty much exactly the same thing to implement an engine[1]
to draw from the random tables on Abulafia[2] which have nearly the same
structure. It scales up reasonably well beyond d100s. It's certainly
On Tue, Nov 12, 2013 at 1:14 AM, Roy Smith r...@panix.com wrote:
We've got a data supplier who (for reasons I cannot fathom), runs their
network in local time. Every time we talk to them about problems, it's
a mess just trying to figure out what time we're talking about. We say,
we saw a
On Tue, Nov 12, 2013 at 7:50 AM, Joshua Landau jos...@landau.ws wrote:
The obvious way to me is a binary search:
Which makes an O(log n) search where I have an O(1) lookup. The
startup cost of denormalization doesn't scale, so when the server
keeps running for two years or more, it's definitely
On Tue, Nov 12, 2013 at 9:26 AM, Matt mattgrav...@gmail.com wrote:
So I want to take the file, desktop/test.txt and write it to
desktop/newfolder/test.txt. I tried the below script, and it gave me:
IOError: [Errno 2] No such file or directory: 'desktop/%s.txt'. Any
suggestions would be
On Tue, Nov 12, 2013 at 9:51 AM, Rick Johnson
rantingrickjohn...@gmail.com wrote:
On Monday, November 11, 2013 4:26:46 PM UTC-6, Matt wrote:
So I want to take the file, desktop/test.txt and write
it to desktop/newfolder/test.txt. I tried the below
script, and it gave me: IOError: [Errno 2] No
On Tue, Nov 12, 2013 at 11:17 AM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
On Mon, 11 Nov 2013 12:55:56 -0800, Ned Batchelder wrote:
On Monday, November 11, 2013 3:47:45 PM UTC-5, Frank-Rene Schäfer wrote:
I prepared a PEP and was wondering what your thoughts are about it:
On Tue, Nov 12, 2013 at 9:44 AM, Joel Goldstick
joel.goldst...@gmail.com wrote:
Sorry for incorect answer. Those guys nailed it
Your answer wasn't incorrect, because it didn't give any false
information. Bob and I saw the problem itself and gave advice, but you
gave useful general advice on how
On Tue, Nov 12, 2013 at 12:34 PM, Victor Hooi victorh...@gmail.com wrote:
Would I wrap all of the calls in a try-except block?
try:
my_pet.feed()
my_pet.shower()
except IOError as e:
# Do something to handle exception?
It really depends more on how you go
On Tue, Nov 12, 2013 at 12:59 PM, Dennis Lee Bieber
wlfr...@ix.netcom.com wrote:
Of course, I'm spoiled... My /watch/ has a dial for UTC, along with
one
for 24-hour indication (one hand, range 1 to 24)
Heh. Mine doesn't, so I bought myself a second watch and set it to
UTC. So my left
On Tue, Nov 12, 2013 at 3:46 PM, Rick Johnson
rantingrickjohn...@gmail.com wrote:
But python modules can't be interfaces because interfaces
should protect internal data, prevent external forces from
meddling with internal state (EXCEPT via the rules of a
predefined contract), hide dirty
On Tue, Nov 12, 2013 at 4:42 PM, Rick Johnson
rantingrickjohn...@gmail.com wrote:
On Monday, November 11, 2013 5:11:52 PM UTC-6, Chris Angelico wrote:
On Tue, Nov 12, 2013 at 9:51 AM, Rick Johnson
1. i believe win32 file paths require a qualifying volume
letter.
They do not; omitting
On Tue, Nov 12, 2013 at 6:01 PM, Frank-Rene Schäfer fsch...@gmail.com wrote:
A tuple is immutable but it may contain mutable objects. In larger
hierarchies of objects it may become less obvious whether down
the lines, there is some mutable object somewhere in the data tree.
One can define a
On Tue, Nov 12, 2013 at 6:25 PM, alex23 wuwe...@gmail.com wrote:
On 12/11/2013 2:49 PM, Grant Edwards wrote:
Don't forget that there are also some differences between American and
Imperial whitespace. Since it's ASCII whitespace, you should probably
assume American...
sys.getsizeof(' ')
On Tue, Nov 12, 2013 at 8:12 PM, Frank-Rene Schäfer fsch...@gmail.com wrote:
(1) hash()-ability != immutability (!)
Proof:
class X:
def __hash__(self): return 0
x == y != y == x
Proof:
class X:
def __eq__(self,other): return True
class Y:
def __eq__(self,other): return False
On Tue, Nov 12, 2013 at 8:34 PM, Mark Lawrence breamore...@yahoo.co.uk wrote:
On 12/11/2013 05:21, Gregory Ewing wrote:
Ned Batchelder wrote:
I don't know how best to make things better overall. I know that
overlooking Nikos' faults won't do it.
If everyone who reached the point where
On Tue, Nov 12, 2013 at 8:39 PM, Frank-Rene Schäfer fsch...@gmail.com wrote:
All you've done is proven that you can subvert things. By fiddling
with __hash__, __eq__, and so on, you can make sets and dicts behave
very oddly. Means nothing.
To the contrary, it means everything about what
On Wed, Nov 13, 2013 at 1:12 AM, Ferrous Cranus nikos.gr...@gmail.com wrote:
Joel i must thank you for your help.
I cannot believe it was so simple.
Tnhe server is self aware of its location so why use utcnow() + timedelte(
some_digit_here ) when you can just use just now()
Did you ever go
On Wed, Nov 13, 2013 at 1:32 AM, Alister alister.w...@ntlworld.com wrote:
As an analogy music has may general rules that musicians are wise to
follow.
Some pieces of music that break these rules are great because they have
broken the rules but most are not. those that are great are great
On Wed, Nov 13, 2013 at 6:14 AM, Joel Goldstick
joel.goldst...@gmail.com wrote:
In the US, the state of Indiana is really weird. Three separate time
zone areas, that don't all flip in the same way. See this for TZ
hell: http://en.wikipedia.org/wiki/Indiana_time_zones
Timezones are one of
On Wed, Nov 13, 2013 at 9:27 AM, lrwarre...@gmail.com wrote:
I'm not quite sure what you mean by that. it was on that pastebin link. I'll
post it again here though. it's no longer than half a page.
Inline means what you did in this post. Out-of-line means providing us
with a link to where the
On Tue, Nov 12, 2013 at 9:21 PM, E.D.G. edgrs...@ix.netcom.com wrote:
The point is, when people want to make some computer program available
for use by others around the world they might want to circulate a version of
their program that has such a simple format that anyone can understand
On Wed, Nov 13, 2013 at 7:22 AM, Isaac Gerg isaac.g...@gergltd.com wrote:
Thanks for the reply Bill. The problem is the text i am getting is from a
python warning message, not one of my own print() function calls.
Since sys.stdout is just an object, you could replace it with
something that
On Wed, Nov 13, 2013 at 8:16 AM, Victor Stinner
victor.stin...@gmail.com wrote:
In 2010, a developper called Tav wrote a sandbox called safelite.py:
the sandbox hides sensitive attributes to separate a trusted namespace
and an untrusted namespace.
Ha, I come full circle. This was the exact
On Wed, Nov 13, 2013 at 10:04 AM, lrwarre...@gmail.com wrote:
Thanks a lot! I'll try this out!
Sorry to everyone else whose eyes I made bleed. I've never used a newsgroup
before...still not really sure what they are. Found this through a google
search :\
There's an easy fix. Go to this
On Wed, Nov 13, 2013 at 11:30 AM, Dennis Lee Bieber
wlfr...@ix.netcom.com wrote:
On Tue, 12 Nov 2013 13:02:58 +1100, Chris Angelico ros...@gmail.com
declaimed the following:
On Tue, Nov 12, 2013 at 12:59 PM, Dennis Lee Bieber
wlfr...@ix.netcom.com wrote:
Of course, I'm spoiled... My
On Wed, Aug 29, 2012 at 12:42 PM, rusi rustompm...@gmail.com wrote:
Clearly there are 3 string-engines in the python 3 world:
- 3.2 narrow
- 3.2 wide
- 3.3 (flexible)
How difficult would it be to giving the choice of string engine as a
command-line flag?
This would avoid the nuisance of
On Wed, Aug 29, 2012 at 9:40 PM, wxjmfa...@gmail.com wrote:
For a given coding scheme, all code points/characters are
equivalent. Expecting to handle a sub-range in a coding
scheme without shaking that coding scheme is impossible.
Not all codepoints are equally likely. That's the whole point
On Thu, Aug 30, 2012 at 1:43 AM, wxjmfa...@gmail.com wrote:
If Python has found a new way to cover the set
of the Unicode characters, why not proposing it
to the Unicode consortium?
Python's open source. If some other language wants to borrow the idea,
they can look at the code, or
On Thu, Aug 30, 2012 at 6:51 PM, wxjmfa...@gmail.com wrote:
Pick up a random text and see the probability this
text match the most optimized case 1 char / 1 byte,
practically never.
Only if you talk about a huge document. Try, instead, every string
ever used in a Python script.
Practically
On Thu, Aug 30, 2012 at 9:54 PM, boltar2003@boltar.world wrote:
What sort of object is posix.stat_result? Its not a dictionary or list or a
class object as far as I can tell. Thanks for any help.
There's some cool things you can do here. (Note that I'm testing this
on a Windows box, so it's
On Thu, Aug 30, 2012 at 10:50 PM, boltar2003@boltar.world wrote:
On Thu, 30 Aug 2012 13:14:57 +0100
MRAB pyt...@mrabarnett.plus.com wrote:
What don't you ask Python? I'm sure you'' get something like this:
type(s)
class 'posix.stat_result'
Umm , no I don't.
type(s)
type
On Fri, Aug 31, 2012 at 8:11 AM, lucas sjluk...@gmail.com wrote:
and i can see my executed function in there as a type function, and local and
global vars, but i can not access or find harry or rtn the variables
within the function lucas53. i do not know how to access the local variables
On Fri, Aug 31, 2012 at 8:25 AM, lucas sjluk...@gmail.com wrote:
Far as I can see, you never actually called that function anywhere.
ChrisA
doesn't the exec command call the function?
(Side point: You don't have to post to both comp.lang.python and
python-list - they mirror each other.)
What
On Fri, Aug 31, 2012 at 9:54 AM, lucas sjluk...@gmail.com wrote:
oh, yeah that was perfect. got it working and it is graceful too. sorry
about the double post, i thought i was only posting to this one.
Hehe, you're still posting to both. I don't see the duplicates myself,
but I'm sure others
On Sat, Sep 1, 2012 at 2:15 PM, contro opinion contropin...@gmail.com wrote:
there is a only line in the file nanmed test:
1234
when i open it whit xxd
xxd test
what i get is :
000: 3132 3334 0a 1234.
can you explain it ?
I would explain it as a file with
On Sun, Sep 2, 2012 at 10:10 AM, John Ladasky
john_lada...@sbcglobal.net wrote:
I haven't seen this joke on the Net in years, does anyone still remember it?
C combines the power of assembly language with the readability and
maintainability of assembly language.
Seen it, and it has validity.
On Sun, Sep 2, 2012 at 7:44 PM, Rishabh Dixit rishabhdixi...@gmail.com wrote:
Hi all,
I have a doubt regarding how the list work in following case-
ls=[[0]*5]*5
ls[1][1]+=1
ls
[[0, 1, 0, 0, 0], [0, 1, 0, 0, 0], [0, 1, 0, 0, 0], [0, 1, 0, 0, 0], [0, 1,
0, 0, 0]]
Here, according to me
On Mon, Sep 3, 2012 at 7:18 AM, gwhite gwh...@ti.com wrote:
Thanks again, Terry. There is a lot to the language, I am finding
out. I am a HW engineer, not really a programmer. Python seems a lot
more sophisticated than MATLAB.
I'm kinda thinking `write` is likely to be a little more stable
On Mon, Sep 3, 2012 at 9:20 AM, gwhite gwh...@ti.com wrote:
I guess you're saying 3.x will just ignore:
from __future__ import print_function
I'll risk being silly, and thus ask: but what if when I get to 3.x
there is no __future__, as it is now present? Do I need to strip
out the line?
On Tue, Sep 4, 2012 at 12:12 AM, Mark R Rivet markrri...@aol.com wrote:
I have been reading about lists, tuples, and dictionary data
structures in python and I am confused as to which would be more
appropriate for a simple database.
I think you're looking at this backwards. A database is for
On Tue, Sep 4, 2012 at 11:54 AM, Roy Smith r...@panix.com wrote:
I'm wondering if it might be faster to start at the ends of the strings
instead of at the beginning?
I'm also not sure how this work with all the possible UCS/UTF encodings.
With some of them, you may get the encoding semantics
On Wed, Sep 5, 2012 at 2:32 AM, Johannes Bauer dfnsonfsdu...@gmx.de wrote:
How do you arrive at that conclusion? When comparing two random strings,
I just derived
n = (256 / 255) * (1 - 256 ^ (-c))
where n is the average number of character comparisons and c. The
rationale as follows: The
On Wed, Sep 5, 2012 at 5:16 AM, Terry Reedy tjre...@udel.edu wrote:
io.open depends on a function the returns an open file descriptor. opener
exposes that dependency so it can be replaced.
I skimmed the bug report comments but didn't find an answer to this:
Why not just monkey-patch? When a
On Wed, Sep 5, 2012 at 9:28 AM, Mark Lawrence breamore...@yahoo.co.uk wrote:
On 05/09/2012 00:05, Ben Finney wrote:
Look there:
http://www.catb.org/esr/faqs/smart-questions.html#forum
The “how to ask question the smart way” essay is not a blunt instrument
for beating people over the head
On Wed, Sep 5, 2012 at 6:29 PM, Peter Otten __pete...@web.de wrote:
comparing every pair in a sample of 1000 8-char words
taken from '/usr/share/dict/words'
head
1: 477222
2: 18870 **
...
Not understanding this. What are the
On Wed, Sep 5, 2012 at 10:54 PM, Ramchandra Apte maniandra...@gmail.com wrote:
At least on Linux, if you kill a process using sockets, it takes about 10
seconds for socket to be closed. A program should try to close all resources.
OS'es may take a long time to close a unclosed socket
On Wed, Sep 5, 2012 at 10:51 PM, Ramchandra Apte maniandra...@gmail.com wrote:
On Wednesday, 5 September 2012 13:21:58 UTC+5:30, Mark Lawrence wrote:
Because you've done something wrong. If you'd like to tell us what
you've done to find out where the problem is, we are far more likely to
On Thu, Sep 6, 2012 at 12:21 AM, Peter Otten __pete...@web.de wrote:
charvigro...@gmail.com wrote:
Finally I have decided to put best interview question and answers.
Please visit http://***/web/CorePython/ for core python
and http://***/web/PythonAdvanced/ for advanced python
Hm, are you a
On Thu, Sep 6, 2012 at 12:34 AM, Chris Angelico ros...@gmail.com wrote:
However, this strikes me as encouraging some really
inefficient code, like iterating over all the rows in a table with N+1
queries (one to get the length, then a separate query for each row).
Huh. And then I scroll down
On Thu, Sep 6, 2012 at 1:22 AM, Ian Kelly ian.g.ke...@gmail.com wrote:
The lack of an ORDER BY is the least of the problems with that SQL.
He's also using LIMIT without OFFSET, so the only thing that the
'item' argument changes is how many rows are returned (all but one of
which are ignored),
On Thu, Sep 6, 2012 at 2:40 AM, Ian Kelly ian.g.ke...@gmail.com wrote:
On Wed, Sep 5, 2012 at 9:34 AM, Chris Angelico ros...@gmail.com wrote:
On Thu, Sep 6, 2012 at 1:22 AM, Ian Kelly ian.g.ke...@gmail.com wrote:
The lack of an ORDER BY is the least of the problems with that SQL.
He's also
On Thu, Sep 6, 2012 at 6:26 PM, Ramchandra Apte maniandra...@gmail.com wrote:
the is statement could be made into a function
It's not a statement, it's an operator; and functions have far more
overhead than direct operators. There's little benefit in making 'is'
into a function, and high cost;
On Thu, Sep 6, 2012 at 7:34 PM, Duncan Booth
duncan.booth@invalid.invalid wrote:
Steven D'Aprano steve+comp.lang.pyt...@pearwood.info wrote:
But at any moment, any object has a specific
location, and no other object can have that same location. Two objects
cannot both be at the same memory
On Thu, Sep 6, 2012 at 8:45 PM, shaun shaun.wisema...@gmail.com wrote:
CODE///
def databasebatchcall(self,tid, bid):
con=cx_Oracle.connect('user/user...@odb4.dcc.company/ODB4TEST.COMPANY.COM')
cur = con.cursor()
cur.execute(SELECT *
On Thu, Sep 6, 2012 at 9:37 PM, shaun shaun.wisema...@gmail.com wrote:
class StringCall:
results=[]
def databasebatchcall(self,termid, batchid):
con =
cx_Oracle.connect('user/user...@odb4.dcc.company.ie/ODB4TEST.COMPANY.IE')
cur = con.cursor()
n Thu, Sep 6, 2012 at 10:13 PM, Roy Smith r...@panix.com wrote:
In article 50485fca$0$29977$c3e8da3$54964...@news.astraweb.com,
Steven D'Aprano steve+comp.lang.pyt...@pearwood.info wrote:
In any case, the *worst* case for string equality
testing is certainly O(N) (every character must be
On Thu, Sep 6, 2012 at 10:07 PM, shaun shaun.wisema...@gmail.com wrote:
Hi Chris,
I'm changing it into multiple classes because the script is going to get
much larger its more for maintainability reasons rather than functionality
reasons.
Doesn't necessarily have to be multiple
On Thu, Sep 6, 2012 at 11:37 PM, Johannes Bauer dfnsonfsdu...@gmx.de wrote:
Not in my original post. If you read it again, you will clearly see that
I was talking about purely random strings. And since you like to
nitpick, I'll clarify further: I'm talking about bitstrings in which
every bit
On Fri, Sep 7, 2012 at 3:30 AM, Terry Reedy tjre...@udel.edu wrote:
On 9/6/2012 11:08 AM, Yves S. Garret wrote:
I'd like to know if there are any online Python classes offered
online from reliable institutions that you would recommend.
Google 'online programming course python' for taught
On Fri, Sep 7, 2012 at 12:56 AM, Tigerstyle laddosi...@gmail.com wrote:
I'm trying to write a module containing a function to examine the contents of
the current working directory and print out a count of how many files have
each extension (.txt, .doc, etc.)
If you haven't already, look into
On Fri, Sep 7, 2012 at 1:44 AM, Helpful person rrl...@yahoo.com wrote:
FYI
My Python version is 2.5.4
You may wish to upgrade, that's quite an old version. Unless
something's binding you to version 2.x, I would strongly recommend
migrating to 3.2 or 3.3.
ChrisA
--
On Fri, Sep 7, 2012 at 10:53 PM, Ramyasri Dodla ramyasr...@gmail.com wrote:
I am brand new to python. checking over basic stuff. I came across the
problem while doing so. If any body aware of the problem, kindly respond me.
5/10
0
- 5/10
-1
The second case also should yield a 'zero' but
On Sat, Sep 8, 2012 at 3:27 AM, Helpful person rrl...@yahoo.com wrote:
On Sep 7, 5:16 am, Chris Angelico ros...@gmail.com wrote:
On Fri, Sep 7, 2012 at 1:44 AM, Helpful person rrl...@yahoo.com wrote:
FYI
My Python version is 2.5.4
You may wish to upgrade, that's quite an old version
On Sun, Sep 9, 2012 at 3:43 PM, Token Type typeto...@gmail.com wrote:
Is there a unique method in python to unique a list? thanks
I don't believe there's a method for that, but if you don't care about
order, try turning your list into a set and then back into a list.
ChrisA
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On Sun, Sep 9, 2012 at 4:29 PM, John H. Li typeto...@gmail.com wrote:
However, if I don't put list(set(lemma_list)) to a variable name, it works
much faster.
Try backdenting that statement. You're currently doing it at every
iteration of the loop - that's why it's so much slower.
But you'll
On Sun, Sep 9, 2012 at 11:44 PM, Token Type typeto...@gmail.com wrote:
lemma_set.add(synset.lemma_names)
That tries to add the whole list as a single object, which doesn't
work because lists can't go into sets. There are two solutions,
depending on what you want to do.
1) If you
On Tue, Sep 11, 2012 at 12:06 AM, Oscar Benjamin
oscar.j.benja...@gmail.com wrote:
On 2012-09-10, Steven D'Aprano steve+comp.lang.pyt...@pearwood.info wrote:
What interning buys you is that s == t is an O(1) pointer compare if
they are equal. But if s and t differ in the last character, __eq__
On Tue, Sep 11, 2012 at 12:43 AM, Oscar Benjamin
oscar.j.benja...@gmail.com wrote:
On 2012-09-10, Oscar Benjamin oscar.j.benja...@gmail.com wrote:
I haven't looked at the source but my understanding was precisely that there
is an intern() bit and that not only the builtins module but all the
On Tue, Sep 11, 2012 at 7:46 AM, Rhodri James
rho...@wildebst.demon.co.uk wrote:
On Sun, 09 Sep 2012 13:14:30 +0100, Roy Smith r...@panix.com wrote:
In article mailman.323.1346961101.27098.python-l...@python.org,
Thomas Jollans t...@jollybox.de wrote:
The ISO date/time format is dead simple
On Wed, Sep 12, 2012 at 8:09 AM, Joshua Landau
joshua.landau...@gmail.com wrote:
If I were to use internal double-underscored names of the form
__BS_internalname__, would the compiled code be able to assume that no-one
had overwritten these variables and never will, even through modification
On Wed, Sep 12, 2012 at 8:48 AM, Joshua Landau
joshua.landau...@gmail.com wrote:
Well, the problem is that a lot of collisions aren't predictable.
locals()['foo'] = 2, for example. If it weren't for Python's annoying
flexibility* I would definitely do something very close to what you suggest.
On Wed, Sep 12, 2012 at 5:13 AM, ruck john.ruckst...@gmail.com wrote:
I'm not sure how I could have known that ntpath was already imported, since
*I* didn't import it, but that was the key to my confusion.
One way to find out is to peek at the cache.
import sys
sys.modules
There are quite
, Chris Angelico wrote:
Inline functions? I like this idea. I tend to want them in pretty much
any language I write in.
What do you mean by in-line functions? If you mean what you literally
say, I would answer that Python has that with lambda.
But I guess you probably mean something more
On Thu, Sep 13, 2012 at 12:24 AM, dkato...@gmail.com wrote:
i'm new to Python and i searched the web and could not find an answer for my
issue.
i need to get an ip address from list of hostnames which are in a textfile.
This is sounding like homework, so I'll just give you a basic pointer.
On Fri, Sep 14, 2012 at 1:02 AM, Ben Finney ben+pyt...@benfinney.id.au wrote:
What I want is pointers to a putative “What every programmer needs to
know about storing commercial transactions for business accounting”
general guide.
Does that information already exist where I can point our team
On Fri, Sep 14, 2012 at 1:19 AM, Max read...@hushmail.com wrote:
Say, it's 09:00 now and Python makes it 11:30 *without* me having specified
11:30 but only given Python the 2h30m interval.
Could you cheat and change the timezone offset? :D
ChrisA
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