On Tue, Jul 12, 2011 at 7:46 AM, rantingrick wrote:
> Actually no i was purposely implying Mt. Vesuvius. You know, the
> VOLCANO that erupted and left poor Pompeii in ruins? Here is some text
> from the wiki verbatim:
>
Yes, I do know that mountain. But it doesn't have very many gods
sitting on i
Thorsten Kampe wrote:
> * sturlamolden (Mon, 11 Jul 2011 06:44:22 -0700 (PDT))
>> On 11 Jul, 14:39, Ben Finney wrote:
>> > The Unix model is: a collection of general-purpose, customisable
>> > tools, with clear standard interfaces that work together well, and
>> > are easily replaceable without l
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On 2011.07.12 05:24 AM, Steven D'Aprano wrote:
> Rather than taking advantage of that convenience, commercial vendors
> put barriers in the way and try to carve out little walled gardens.
> Did they not learn anything from AOL?
DRM and activation
maybe this will be of interest.
〈What Programing Language Are the Largest Website Written In?〉
http://xahlee.org/comp/website_lang_popularity.html
-
i don't remember how, but today i suddenly got reminded that Facebook
is written in PHP. So, on the spur of the mo
On Tue, Jul 12, 2011 at 8:24 PM, Steven D'Aprano
wrote:
> Where is the Windows equivalent of yum or apt-get? Why isn't there a central
> repository of independent and third party Windows software? It seems clear
> to me that it is the major open source communities that aim for
> convenience, at th
On 12 Jul, 07:39, David wrote:
> Should the following line work for defining a matrix with zeros?
>
> c= [[0]*col]*row
No. The rows will be aliased.
This will work:
c = [[0]*col for i in range(row)]
Note that Python lists are not ment to be used as matrices. We have
NumPy or the array module f
On 12 Jul, 14:59, sturlamolden wrote:
> ma = np.matrix(a)
> mb = np.matrix(b)
> a*b
ma*mb
Sorry for the typo.
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http://mail.python.org/mailman/listinfo/python-list
Thank all for the very helpful replies. The goal of the matrix
multiply exercise was just to help my son and I learn Python better.
I now understand *why* my initialization of [c] was wrong and I am
continuing to check out numpy and scipy.
Regards,
David
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http://mail.python.org/mailman/listinf
Question. Is there a special method or easy way to set default values
with each call to an instance? Any ideas to make it easier? What I
want to do is have a constantly updating set of values which can be
overridden. Just thought there was an easy way to set that up.
-- Gnarlie
--
http://mail.pyt
On Tue, 12 Jul 2011 06:32:32 -0700, Gnarlodious wrote:
> Question. Is there a special method or easy way to set default values
> with each call to an instance? Any ideas to make it easier? What I want
> to do is have a constantly updating set of values which can be
> overridden. Just thought there
I want to make a generator that will return lines from the tail of
/var/log/syslog if there are any, but my function is reopening the file
each call:
def getLines():
with open('/var/log/syslog', 'rb') as f:
while True:
line = f.readline()
if line:
On 7/11/2011 11:37 PM, Xah Lee wrote:
it's funny, in all these supposedly modern high-level langs, they
don't provide even simple list manipulation functions such as union,
intersection, and the like. Not in perl, not in python,
Union and intersection are set operations, not list operations. Py
I might argue that it isn't quite right (or politic) to call those who
resist technological changes "idiots" so much as to observe they often
have goals which cannot wait for the ideal expressive system. People
love python not because Python is the platonic programming language,
but because it doe
Xah Lee wrote:
> it's funny, in all these supposedly modern high-level langs, they
> don't provide even simple list manipulation functions such as union,
> intersection, and the like. Not in perl, not in python, not in lisps.
Ruby has them.
Intersection:
[2,3,5,8] & [0,2,4,6,8]
==>[2, 8]
U
On Mon, Jul 11, 2011 at 8:37 PM, Xah Lee wrote:
>
> it's funny, in all these supposedly modern high-level langs, they
> don't provide even simple list manipulation functions such as union,
> intersection, and the like. Not in perl, not in python, not in lisps.
> (sure, lib exists, but it's a ride
On Jul 12, 4:46 pm, Billy Mays wrote:
> I want to make a generator that will return lines from the tail of
> /var/log/syslog if there are any
Err... I must have missed something, but python files are their own
iterators.
Python 2.6.6 (r266:84292, Sep 15 2010, 15:52:39)
[GCC 4.4.5] on linux2
Type
On 07/12/2011 04:46 PM, Billy Mays wrote:
> I want to make a generator that will return lines from the tail of
> /var/log/syslog if there are any, but my function is reopening the file
> each call:
>
> def getLines():
> with open('/var/log/syslog', 'rb') as f:
> while True:
>
I think the problem with so-called "forward looking" or "highest
level" languages is that they tend to become domain specific. What
Lispers are always saying is construct your own high level language
out of your favorite Lisp. Of course no one else will use it then, or
even discuss it, unless you
After too much time coding Python scripts and reading Mark Lutz's
Python books, I was inspired to write the following lyrics. For those
too young to remember, the tune is that of "Pinball Wizard," by The
Who. May it bring you as much joy as it brought me!
I cut my teeth on BASIC
At scripting I'm
On 07/12/2011 11:52 AM, Thomas Jollans wrote:
On 07/12/2011 04:46 PM, Billy Mays wrote:
I want to make a generator that will return lines from the tail of
/var/log/syslog if there are any, but my function is reopening the file
each call:
def getLines():
with open('/var/log/syslog', 'rb') a
I don't know whether to LOL or mourn the part of me that just died inside :-P
j/k j/k
clever song, and it made me laugh :)
On Tue, Jul 12, 2011 at 12:40 PM, John Keisling
wrote:
> After too much time coding Python scripts and reading Mark Lutz's
> Python books, I was inspired to write the follow
On 7/11/2011 11:37 PM, Xah Lee wrote:
watch the first episode of Douglas Crockford's talk here:
http://developer.yahoo.com/yui/theater/video.php?v=crockonjs-1
The link includes a transcript of the talk, which I read
I suspect Lee likes Crockford because they both think they are smarter
than
On 12 Jul, 16:46, Billy Mays wrote:
> I know the problem lies with the StopIteration, but I'm not sure how to
> tell the caller that there are no more lines for now.
Try 'yield None' instead of 'raise StopIteration'.
Sturla
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http://mail.python.org/mailman/listinfo/python-list
On 7/12/2011 11:40 AM, John Keisling said this:
> After too much time coding Python scripts and reading Mark Lutz's
> Python books, I was inspired to write the following lyrics. For those
> too young to remember, the tune is that of "Pinball Wizard," by The
> Who. May it bring you as much joy as it
On Jul 12, 8:46 am, Alister Ware wrote:
> I thought that was the role of the __init__ function
>
> class Something:
> def __init__(self):
> self.value="some value"
OK, that sets a value at init time. But is there a similar built-in to
run whenever the class instance is ca
On 7/12/2011 12:08 PM, Tim Daneliuk said this:
> On 7/12/2011 11:40 AM, John Keisling said this:
>> After too much time coding Python scripts and reading Mark Lutz's
>> Python books, I was inspired to write the following lyrics. For those
>> too young to remember, the tune is that of "Pinball Wizar
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On 2011.07.12 12:32 PM, Gnarlodious wrote:
> OK, that sets a value at init time. But is there a similar built-in
> to run whenever the class instance is called?
What do you mean by call an instance? Do you want to run certain code
whenever any me
On 7/12/2011 10:46 AM, Billy Mays wrote:
I want to make a generator that will return lines from the tail of
/var/log/syslog if there are any, but my function is reopening the file
each call:
def getLines():
with open('/var/log/syslog', 'rb') as f:
while True:
line = f.readline()
if line:
yield l
Hey I recently created a contracts library for python and was wondering if
anyone finds it useful or wants to have additional features added ? Feel free
to open new issues on the github project.
https://github.com/rlgomes/contracts
This is just a v0.1 and I welcome any and all suggestions to m
> That modeling and sim guy
> Sure codes some mean Python!
C-;
And he changes key on the fly, too!
--
http://mail.python.org/mailman/listinfo/python-list
On Tuesday, July 12, 2011 02:08:02 PM Terry Reedy did opine:
> On 7/11/2011 11:37 PM, Xah Lee wrote:
> > watch the first episode of Douglas Crockford's talk here:
> > http://developer.yahoo.com/yui/theater/video.php?v=crockonjs-1
>
> The link includes a transcript of the talk, which I read
>
>
> > One reason there hasn't been much demand for a GUI builder is that, in
> > many cases, it's just as simpler or simpler to code a GUI by hand.
I use a GUI builder because I'd rather click less than type more. I
just
tried that in Boa Constructor; with ~10 mouse clicks I produced 964
characters
On Jul 12, 11:34 am, Tim Daneliuk wrote:
> On 7/12/2011 12:08 PM, Tim Daneliuk said this:
>
> > On 7/12/2011 11:40 AM, John Keisling said this:
> >> After too much time coding Python scripts and reading Mark Lutz's
> >> Python books, I was inspired to write the following lyrics. For those
> >> too
On Tue, Jul 12, 2011 at 11:50 AM, Andrew Berg wrote:
> On 2011.07.12 12:32 PM, Gnarlodious wrote:
>> OK, that sets a value at init time. But is there a similar built-in
>> to run whenever the class instance is called?
> What do you mean by call an instance? Do you want to run certain code
> whenev
On Tuesday, July 12, 2011 9:40:23 AM UTC-7, John Keisling wrote:
> After too much time coding Python scripts and reading Mark Lutz's
> Python books, I was inspired to write the following lyrics. For those
> too young to remember, the tune is that of "Pinball Wizard," by The
> Who. May it bring you
On 07/12/2011 06:42 PM, Billy Mays wrote:
> On 07/12/2011 11:52 AM, Thomas Jollans wrote:
>> On 07/12/2011 04:46 PM, Billy Mays wrote:
>>> I want to make a generator that will return lines from the tail of
>>> /var/log/syslog if there are any, but my function is reopening the file
>>> each call:
>>
Xah Lee writes:
> it's funny, in all these supposedly modern high-level langs, they
> don't provide even simple list manipulation functions such as union,
> intersection, and the like. Not in perl, not in python, not in lisps.
In Common Lisp you have:
CL-USER> (union '(a b c) '(b c d))
(A B C D
On 07/12/2011 06:42 PM, Billy Mays wrote:
> On 07/12/2011 11:52 AM, Thomas Jollans wrote:
>> On 07/12/2011 04:46 PM, Billy Mays wrote:
>>> I want to make a generator that will return lines from the tail of
>>> /var/log/syslog if there are any, but my function is reopening the file
>>> each call:
>>
TheItValley is a capable web development application, software
combination, search engine optimization, E-commerce, E-banking and
complete Google advertising solution Organization based in UK main
branches office in Sweden, Norway and Pakistan.
The Internet is the most efficient and greatest growin
On 2011-07-12, Petter Gustad wrote:
> Xah Lee writes:
>
>> it's funny, in all these supposedly modern high-level langs, they
>> don't provide even simple list manipulation functions such as union,
>> intersection, and the like. Not in perl, not in python, not in lisps.
>
> In Common Lisp you have
Petter Gustad wrote:
> Xah Lee writes:
>
> > it's funny, in all these supposedly modern high-level langs, they
> > don't provide even simple list manipulation functions such as union,
> > intersection, and the like. Not in perl, not in python, not in lisps.
>
> In Common Lisp you have:
>
> CL-
> That's pretty funny. I knew what it would be even when I saw the cut-off
> subject line, and I am too young to remember it.
>
> Carl Banks
TTTO "[She put the lime in the] Coconut":
Brother wrote a database, he finish it on time
His sister add requirements, refactor every line
She change
Hi folks.
Has anyone succeeded in building Python 2.5.6 from sources in Ubuntu Natty?
I installed all the build dependencies and keep getting
running build_ext
/usr/include/sqlite3.h: version 3.7.4
Traceback (most recent call last):
File "./setup.py", line 1545, in
main()
File "./setup.p
Ethan Furman wrote:
Tim Chase wrote:
If it came in as an effortless (i.e. O(1) where I do it once and never
again; not an O(n) where n=the number of times I invoke Python)
default replacement for dir(), I'd reach for it a lot more readily. I
seem to recall there's some environment-var or magi
On Jul 12, 1:43 pm, CM wrote:
> > > One reason there hasn't been much demand for a GUI builder is that, in
> > > many cases, it's just as simpler or simpler to code a GUI by hand.
>
> I use a GUI builder because I'd rather click less than
> type more. I just tried that in Boa Constructor; with ~10
Gnarlodious writes:
> OK, [the ‘__init__’ method] sets a value at init time. But is there a
> similar built-in to run whenever the class instance is called?
You can write a ‘__call__’ method which will be called when the instance
is called.
But I suspect that's still not what you're asking.
Ma
On Jun 30, 11:29 pm, Steven D'Aprano wrote:
> The dir() function is designed for interactive use, inspecting objects for
> the names of attributes and methods.
>
> Here is an enhanced version that allows you to pass a glob to filter the
> names you see:
meh,
I have always believed in keeping my
On Jul 1, 12:20 pm, Tim Chase wrote:
> If it came in as an effortless (i.e. O(1) where I do it once and
> never again; not an O(n) where n=the number of times I invoke
> Python) default replacement for dir(), I'd reach for it a lot
> more readily. I seem to recall there's some environment-var or
I'd like to evaluate the recent build of PyPy on the project I'm
currently working on, but am not sure how best to go about it. So my
question is simply - how would I go about installing PyPy alongside
Python 2.7 on Windows? In particular, unzipping PyPy and adding it to
the PATH is easy enough, bu
John Keisling wrote:
After too much time coding Python scripts and reading Mark Lutz's
Python books, I was inspired to write the following lyrics. For those
too young to remember, the tune is that of "Pinball Wizard," by The
Who. May it bring you as much joy as it brought me!
Absolutely hilari
Neil Cerutti writes:
> What's the rationale for providing them? Are the definitions
> obvious for collections that a not sets?
The rational is to prove that Xah is dumb.
--
__Pascal Bourguignon__ http://www.informatimago.com/
A bad day in () is better than a good day in {}.
Am 12.07.2011 16:46 schrieb Billy Mays:
I want to make a generator that will return lines from the tail of
/var/log/syslog if there are any, but my function is reopening the file
each call
...
I have another solution: an object which is not an iterator, but an
iterable.
class Follower(objec
On Jul 12, 5:18 pm, rantingrick wrote:
> On Jul 12, 1:43 pm, CM wrote:
>
> > > > One reason there hasn't been much demand for a GUI builder is that, in
> > > > many cases, it's just as simpler or simpler to code a GUI by hand.
>
> > I use a GUI builder because I'd rather click less than
> > type
Gnarlodious wrote:
> Question. Is there a special method or easy way to set default values
> with each call to an instance? Any ideas to make it easier? What I
> want to do is have a constantly updating set of values which can be
> overridden. Just thought there was an easy way to set that up.
Al
What is mrjob?
-
mrjob is a Python package that helps you write and run Hadoop Streaming
jobs.
mrjob fully supports Amazon's Elastic MapReduce (EMR) service, which allows
you to buy time on a Hadoop cluster on an hourly basis. It also works with
your own Hadoop cluster.
Some impor
John Keisling wrote:
> After too much time coding Python scripts and reading Mark Lutz's
> Python books, I was inspired to write the following lyrics. For those
> too young to remember, the tune is that of "Pinball Wizard," by The
> Who. May it bring you as much joy as it brought me!
[...]
I wou
Xah Lee wrote:
they
don't provide even simple list manipulation functions such as union,
intersection, and the like. Not in perl, not in python, not in lisps.
Since 2.5 or so, Python has a built-in set type that
provides these (which is arguably a better place for them
than lists).
--
Greg
--
In article <4e1cf936.4050...@canterbury.ac.nz>,
Gregory Ewing wrote:
> Xah Lee wrote:
> > they
> > don't provide even simple list manipulation functions such as union,
> > intersection, and the like. Not in perl, not in python, not in lisps.
>
> Since 2.5 or so, Python has a built-in set type t
On Jul 12, 6:44 pm, Steven D'Aprano wrote:
> All the words are in English, but the sentences make no sense :)
LOL, impressive powers of mind-reading! Exactly what I needed:
import time
class Event:
epoch=time.time()
def doSomething(self, epoch=None):
if epoch is None:
On Wed, Jul 13, 2011 at 7:46 AM, rantingrick wrote:
[x for x in dir([]) if not x.startswith('_')]
> ['append', 'count', 'extend', 'index', 'insert', 'pop', 'remove',
> 'reverse', 'sort']
>
> Because we have plenty of room for args in this function...
>
dir(verbose=False)
> ['append', 'co
On 7/12/2011 2:23 PM, gene heskett wrote:
Now, I hate to mention it Terry, but your clock seems to be about 126
months behind the rest of the world.
Please do not hate to be helpful. It was a bad malfunction perhaps due
to a run-down battery on a machine turned off for two weeks. I will keep
On Jul 13, 9:39 am, Terry Reedy wrote:
> On 7/12/2011 2:23 PM, gene heskett wrote:
>
> > Now, I hate to mention it Terry, but your clock seems to be about 126
> > months behind the rest of the world.
>
> Please do not hate to be helpful.
Ha Ha. Cute one. Thanks
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rantingrick wrote:
> i cannot force others
If only you really understood that.
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http://mail.python.org/mailman/listinfo/python-list
Thomas Jollans wrote:
> Coincidentally, Guido wrote this blog post just last week, without which
> I'd be just as much at a loss as you:
>
> http://python-history.blogspot.com/2011/07/karin-dewar-indentation-an...
It's also part of the Python FAQ:
http://docs.python.org/faq/design.html#why-are-c
You can just extract the windows pypy 1.5 distribution to any folder and run
"pypy.exe" from there as if it was called "python.exe". This is how I have
been using it. In fact, pypy has been the default python for my portable
eclipse for a good while now.
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I know this isn't specific to Python, but it is somewhat on topic. Way
back when I had a simple project, SourceForge was by far the most
prominent place to host (and it still is, though to a lesser extent
now). SourceForge is still an option for m
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