On Sun, Jul 16 2023 at 03:58:07 PM, Peter Slížik wrote:
> Hello,
>
> I finally had a look at the pathlib module. (Should have done it long ago,
> but anyway...). Having in mind the replies from my older thread (File
> system path annotations), what is the best way to support all possible path
> ty
[HUMOR ALERT]
Others have given answers that are on topic so mine is not needed. I was
amused by the understandable spelling error about doing the unusual variant
of a Breath First Search when it is clear they meant Breadth.
But it may apply in this case. The Keven Bacon Game is a variation on
ca
On 2019-01-09 14:09, Josip Skako wrote:
I get it now, basically you are accessing class atributes with
"self.something", thank You.
So now I get this:
"['Apollo 13 (1995)', 'Bill Paxton', 'Tom Hanks', 'Kevin Bacon\n', 'Begyndte ombord,
Det (1937)', 'Aage Schmidt', 'Valso Holm\n', 'Bersaglio m
I get it now, basically you are accessing class atributes with
"self.something", thank You.
So now I get this:
"['Apollo 13 (1995)', 'Bill Paxton', 'Tom Hanks', 'Kevin Bacon\n', 'Begyndte
ombord, Det (1937)', 'Aage Schmidt', 'Valso Holm\n', 'Bersaglio mobile (1967)',
'Dana Young', 'Bebe Drake\
On 2019-01-09 12:46, Josip Skako wrote:
Thank You for Your answer,
I am not sure what to try anymore, I guess I have to return "ime" from
__slots__ at cvor() class to show proper strings and I am not able to do it.
With:
class cvor:
__slots__ = ('ime','susjed')
def __repr__(self):
Thank You for Your answer,
I am not sure what to try anymore, I guess I have to return "ime" from
__slots__ at cvor() class to show proper strings and I am not able to do it.
Now I am not sure that I am going at right direction to do Kevin Bacon game and
will I be able to load this data into gr
Thank You for your answer, I fixed everything as You said.
--
https://mail.python.org/mailman/listinfo/python-list
On 2019-01-09 09:53, jsk...@gmail.com wrote:
I am working on Kevin Bacon game.
I have "movies.txt" text file that looks like:
Apollo 13 (1995);Bill Paxton;Tom Hanks;Kevin Bacon
Begyndte ombord, Det (1937);Aage Schmidt;Valso Holm
Bersaglio mobile (1967);Dana Young;Bebe Drake
Bezottsovshchina (19
On Wed, Jan 9, 2019 at 8:56 PM wrote:
> class cvor:
> __slots__ = ('ime','susjed')
>
> My problem is that when I print graph with "print (graph)" I am getting:
>
> "[<__main__.cvor object at 0x01475275EBE0>, <__main__.cvor object at
> 0x01475275EEF0>, <__main__.cvor object at 0x01
On Thu, 1 Jun 2017 10:29 am, David D wrote:
Is there a way of performing this
where the key will update so that is continues to work sequentially?
It sounds like you don't want a dictionary at all, you want a list.
You can use the index() method to find the current "key" of an entry.
>>> peop
On Thu, 1 Jun 2017 10:29 am, David D wrote:
> I have a dictionary with a 10 people, the key being a number (0-10) and the
> value being the people's name. I am in the processing of Insert, Adding and
> deleting from the dictionary. All seems well until I delete a person and add
> a new one. The
Learning about dictionaries for a database possibly in the future.
On Wednesday, May 31, 2017 at 8:58:39 PM UTC-4, MRAB wrote:
> On 2017-06-01 01:29, David D wrote:
> > I have a dictionary with a 10 people, the key being a number (0-10) and the
> > value being the people's name. I am in the proc
On 2017-06-01 01:29, David D wrote:
I have a dictionary with a 10 people, the key being a number (0-10) and the
value being the people's name. I am in the processing of Insert, Adding and
deleting from the dictionary. All seems well until I delete a person and add a
new one. The numbers (ke
"Frank Millman" wrote in message news:o5hnbq$q36$1...@blaine.gmane.org...
"Frank Millman" wrote in message news:o5hlh4$1sb$1...@blaine.gmane.org...
>
> If you are saying -
> for item in list:
> print(item)
>
> you can say instead -
> for item in list:
> print(str(item))
>
"Frank Millman" wrote in message news:o5hlh4$1sb$1...@blaine.gmane.org...
If you are saying -
for item in list:
print(item)
you can say instead -
for item in list:
print(str(item))
This is not correct, sorry.
print(item) will automatically print the string representat
"David D" wrote in message
news:4f0680eb-2678-4ea2-b622-a6cd5a19e...@googlegroups.com...
I am creating a parent class and a child class. I am inheriting from the
parent with an additional attribute in the child class. I am using
__str__ to return the information. When I run > the code, it
Hi,
On 15/01/17 19:58, David D wrote:
I am creating a parent class and a child class. I am inheriting from
the parent with an additional attribute in the child class. I am
using __str__ to return the information. When I run the code, it
does exactly what I want, it returns the __str__ informa
On Mon, Jan 16, 2017 at 6:58 AM, David D wrote:
> I am creating a parent class and a child class. I am inheriting from the
> parent with an additional attribute in the child class. I am using __str__
> to return the information. When I run the code, it does exactly what I want,
> it returns
Emile van Sebille wrote:
> On 11/21/2016 11:27 AM, subhabangal...@gmail.com wrote:
>> I have a python script where I am trying to read from a list of files
>> in a folder and trying to process something. As I try to take out the
>> output I am presently appending to a list.
>>
>> But I am trying t
On 11/21/2016 11:27 AM, subhabangal...@gmail.com wrote:
I have a python script where I am trying to read from a list of files in a
folder and trying to process something.
As I try to take out the output I am presently appending to a list.
But I am trying to write the result of individual files
On 04-Oct-16 04:48, eryk sun wrote:
On Mon, Oct 3, 2016 at 9:27 PM, Michael Felt wrote:
int perfstat_subsystem_total(
perfstat_id_t *name,
perfstat_subsystem_total_t *userbuff,
int sizeof_struct,
int desired_number);
...
+79 class cpu_total:
+80 def __init__(self
On Wed, Oct 5, 2016 at 9:03 PM, Michael Felt wrote:
>
>> +80 args = (1, "name", None), (2, "buff", None), (1, "size",
>> 0), (1, "count", 1)
>
> error #1. paramater type 2 (the buffer might be where data is being put, but
> for the call, the pointer is INPUT)
An output parameter (type 2)
Never said thank you - so, thanks!
What I need to do was add the .v at the end so I was accessing the value
of the structure.
Unlilke Linux, AIX - for reasons unknown to all, they have the time_t
definition that is specific to the ABI size, at least for these
performance libraries that proba
On 05-Oct-16 22:29, Emile van Sebille wrote:
Thanks for the reply!
After a shirt coffeebreak - back into the fray - and I found the following:
+76 class cpu_total:
+77 def __init__(self):
+78 __perfstat__ = CDLL("libperfstat.a(shr_64.o)")
+79 prototype = CFUNC
On 10/05/2016 01:06 PM, Michael Felt wrote:
On 02-Oct-16 19:50, Michael Felt wrote:
I am trying to understand the documentation re: ctypes and interfacing
with existing libraries.
I am reading the documentation, and also other sites that have largely
just copied the documentation - as well as
On 02-Oct-16 19:50, Michael Felt wrote:
I am trying to understand the documentation re: ctypes and interfacing
with existing libraries.
I am reading the documentation, and also other sites that have largely
just copied the documentation - as well as the "free chapter" at
O'Reilly (Python Co
On Mon, Oct 3, 2016 at 9:27 PM, Michael Felt wrote:
>
> int perfstat_subsystem_total(
>perfstat_id_t *name,
>perfstat_subsystem_total_t *userbuff,
>int sizeof_struct,
>int desired_number);
> ...
>+79 class cpu_total:
>+80 def __init__(self):
>+81 __perfst
On 02-Oct-16 19:50, Michael Felt wrote:
class perfstat_cpu_total_t(Structure):
"""
typedef struct { /* global cpu information */
int ncpus;/* number of active logical
processors */
int ncpus_cfg; /* number of configured processors */
cha
On 03-Oct-16 16:35, Michael Felt wrote:
I'd alias the type instead of defining a struct, e.g. `time_t =
c_long`. This preserves automatic conversion of the simple type.
The reason for the not using alias is because a) I was trying to be
more inline with the text of the include file.
I will hav
On Mon, Oct 3, 2016 at 2:35 PM, Michael Felt wrote:
> On 02-Oct-16 23:44, eryk sun wrote:
>> On Sun, Oct 2, 2016 at 5:50 PM, Michael Felt
>> wrote:
>>
>>> b) what I am not understanding - as the basic documentation shows
>>> FOO.value as the way to set/get the value of a _field_
>>
>> You may b
On 02-Oct-16 23:44, eryk sun wrote:
On Sun, Oct 2, 2016 at 5:50 PM, Michael Felt wrote:
a) where is documentation on "CField"'s?
It's undocumented.
So I do not feel so bad about not finding anything :)
A CField is a data descriptor that accesses a
struct field with the given type, size,
On 02-Oct-16 23:44, eryk sun wrote:
On Sun, Oct 2, 2016 at 5:50 PM, Michael Felt wrote:
>
>a) where is documentation on "CField"'s?
I will reply more later - just a quick thanks.
Not using maxsize will be good, also in a different patch - also
specific to AIX.
This "thing" I am working
On Sun, Oct 2, 2016 at 5:50 PM, Michael Felt wrote:
>
> a) where is documentation on "CField"'s?
It's undocumented. A CField is a data descriptor that accesses a
struct field with the given type, size, and offset. Like most
descriptors, it's meant to be accessed as an attribute of an instance,
n
On 7/27/2016 1:54 PM, id23...@gmail.com wrote:
I am looking for a library that will allow me to work with Calc documents from
Python.
But so far I was not able to build properly working environment for that.
You posted this same question 1 1/2 hours before under a different name.
Please don'
in 753638 20160212 185728 sohcahto...@gmail.com wrote:
>On Friday, February 12, 2016 at 1:47:24 AM UTC-8, Mohammed Zakria wrote:
>> hello
>> i want to know the company that ican work as freelance python devloper
>
>There are some recruiters that read this mailing list and will send
>unsolicited e-
On Friday, February 12, 2016 at 1:47:24 AM UTC-8, Mohammed Zakria wrote:
> hello
> i want to know the company that ican work as freelance python devloper
There are some recruiters that read this mailing list and will send unsolicited
e-mail about job openings, but they might pass right over you i
On Saturday 20 Jun 2015 15:01 CEST, Laura Creighton wrote:
> In a message of Sat, 20 Jun 2015 12:58:33 +0200, Cecil Westerhof
> writes:
>> I installed Jython in openSUSE 13.2. But when calling jython I get:
>> /usr/bin/build-classpath: error: JAVA_LIBDIR must be set
>> Error: Could not find or loa
In a message of Sat, 20 Jun 2015 12:58:33 +0200, Cecil Westerhof writes:
>I installed Jython in openSUSE 13.2. But when calling jython I get:
>/usr/bin/build-classpath: error: JAVA_LIBDIR must be set
>Error: Could not find or load main class org.python.util.jython
>
>Does anyone have an ide
On 15/04/2015 01:47, Emile van Sebille wrote:
On 4/14/2015 3:20 PM, accessnew...@gmail.com wrote:
> I have an existing extensive python script that I would like
> to modify slightly to run a different variation on a process.
>
> I also have all the variables I need to run this script (about
On 4/14/2015 3:20 PM, accessnew...@gmail.com wrote:
> I have an existing extensive python script that I would like
> to modify slightly to run a different variation on a process.
>
> I also have all the variables I need to run this script (about
> 20 in total)stored in an Access 2010 64 bit datab
I don't know how to start a Python script from Access, but you could definitely
do it the other way around, reading the Access database from Python.
An example:
---
import pyodbc
ODBC_DRIVER = '{Microsoft Access Driver (*.mdb)}'
connstr = 'DRIVER={0};DBQ={1}'.format(ODBC_DRIVER, 'filename.mdb')
On Thu, Nov 20, 2014 at 1:10 PM, Stefan Behnel wrote:
> Ian Kelly schrieb am 20.11.2014 um 20:44:
>> On Thu, Nov 20, 2014 at 12:02 PM, Stefan Behnel wrote:
>>> There's also the E-factory for creating (sub-)trees and a nicely objectish
>>> way:
>>>
>>> http://lxml.de/lxmlhtml.html#creating-html-wi
Ian Kelly schrieb am 20.11.2014 um 20:44:
> On Thu, Nov 20, 2014 at 12:02 PM, Stefan Behnel wrote:
>> There's also the E-factory for creating (sub-)trees and a nicely objectish
>> way:
>>
>> http://lxml.de/lxmlhtml.html#creating-html-with-the-e-factory
>
> That looks ugly with all those caps and
On Thu, Nov 20, 2014 at 12:02 PM, Stefan Behnel wrote:
> There's also the E-factory for creating (sub-)trees and a nicely objectish
> way:
>
> http://lxml.de/lxmlhtml.html#creating-html-with-the-e-factory
That looks ugly with all those caps and also hard to extend. Notably
it seems to be missing
Tim schrieb am 20.11.2014 um 18:31:
> On Thursday, November 20, 2014 12:04:09 PM UTC-5, Denis McMahon wrote:
>>> On Wednesday, November 19, 2014 2:08:27 PM UTC-7, Denis McMahon wrote:
So what I'm looking for is a method to create an html5 document using
"dom manipulation", ie:
d
On Thursday, November 20, 2014 12:04:09 PM UTC-5, Denis McMahon wrote:
> On Wed, 19 Nov 2014 13:43:17 -0800, Novocastrian_Nomad wrote:
>
> > On Wednesday, November 19, 2014 2:08:27 PM UTC-7, Denis McMahon wrote:
> >> So what I'm looking for is a method to create an html5 document using
> >> "dom m
On Wed, 19 Nov 2014 13:43:17 -0800, Novocastrian_Nomad wrote:
> On Wednesday, November 19, 2014 2:08:27 PM UTC-7, Denis McMahon wrote:
>> So what I'm looking for is a method to create an html5 document using
>> "dom manipulation", ie:
>>
>> doc = new htmldocument(doctype="HTML")
>> html = new htm
On Wednesday, November 19, 2014 2:08:27 PM UTC-7, Denis McMahon wrote:
> So what I'm looking for is a method to create an html5 document using "dom
> manipulation", ie:
>
> doc = new htmldocument(doctype="HTML")
> html = new html5element("html")
> doc.appendChild(html)
> head = new html5element("
On Tue, 26 Aug 2014 10:46:56 +1000, alex23 wrote:
>On 26/08/2014 3:55 AM, Seymore4Head wrote:
>> I changed the program just a little to give myself a little practice
>> with number formats. The main thing I wanted to do was make the
>> decimal points line up. The problem I am having is with the
On 26/08/2014 3:55 AM, Seymore4Head wrote:
I changed the program just a little to give myself a little practice
with number formats. The main thing I wanted to do was make the
decimal points line up. The problem I am having is with the print
(count)(payment)(balance) line.
While I don't want
On 2014-08-25 18:55, Seymore4Head wrote:
import sys
import math
def row1(number):
return str(number).rjust(3)
def row2(number):
return str(format(number) ',.2f'))
That line has to many ')'.
The result of 'format' is a string, so there's no need to use 'str'.
def row3(number):
On 25/08/2014 18:55, Seymore4Head wrote:
import sys
import math
def row1(number):
return str(number).rjust(3)
def row2(number):
return str(format(number) ',.2f'))
def row3(number):
return '${:.2f}'.format(number)
def row4(number):
return '$' + str(format(math.floor(number * 10
On Tue, Aug 26, 2014 at 3:55 AM, Seymore4Head
wrote:
> For some reason, it is not working. If I try to use row2 I get this
> error:
> http://i.imgur.com/FgeF9c9.jpg
Several meta-issues.
Firstly, your subject line talks about 'decimal' again. You're
actually working with floats; Python has a qui
On Mon, Aug 25, 2014 at 12:51 PM, Steven D'Aprano
wrote:
> Chris Angelico wrote:
>
>> I love this list. We can go off on a ridiculously long tangent, simply
>> because I said that it's only *usually* best to put imports at the top
>> of the file. We all agree that it normally is indeed best to hoi
Chris Angelico wrote:
> I love this list. We can go off on a ridiculously long tangent, simply
> because I said that it's only *usually* best to put imports at the top
> of the file. We all agree that it normally is indeed best to hoist
> them, and here we are, arguing over measurement methods on
On Mon, Aug 25, 2014 at 12:16 PM, Steven D'Aprano
wrote:
> Joshua Landau wrote:
>
>
> python -c "import sys; print('math' in sys.modules)"
>> False
>>
>> An even easier check:
>>
> python -c "import time; a = time.time(); import math; b = time.time();
> print(b-a)"
>> 0.000601291656494
Joshua Landau wrote:
python -c "import sys; print('math' in sys.modules)"
> False
>
> An even easier check:
>
python -c "import time; a = time.time(); import math; b = time.time();
print(b-a)"
> 0.0006012916564941406
>
python -c "import math, time; a = time.time(); import m
On Sun, 24 Aug 2014 14:24:19 -0700, Larry Hudson
wrote:
>On 08/24/2014 08:12 AM, Seymore4Head wrote:
>[snip]
>> I almost moved, but I was looking at the print out again for this one:
>> print('%3d $%-13.2f $%-14.2f' % (count, payment, balance))
>>
>> I can't understand why the $%-13.2f is pushed
On 08/24/2014 08:12 AM, Seymore4Head wrote:
[snip]
I almost moved, but I was looking at the print out again for this one:
print('%3d $%-13.2f $%-14.2f' % (count, payment, balance))
I can't understand why the $%-13.2f is pushed against the first
column, but the $%-14.2f is not. It seems like the
On 24 August 2014 20:40, Ian Kelly wrote:
> That's the same check I posted, just using the in operator instead of a
> straight lookup and raising an error.
I think I need to take a break from the internet. This is the second
time in as many threads that I've responded with what I'm commenting
on.
On Sun, Aug 24, 2014 at 1:29 PM, Joshua Landau wrote:
>
> On 24 August 2014 20:25, Joshua Landau wrote:
> > On 24 August 2014 20:19, Ian Kelly wrote:
> >> On Sun, Aug 24, 2014 at 1:17 PM, Ian Kelly
wrote:
> >>> On Sun, Aug 24, 2014 at 1:12 PM, Joshua Landau
wrote:
> >>> > Is math not already i
On Sun, Aug 24, 2014 at 1:25 PM, Joshua Landau wrote:
> On 24 August 2014 20:19, Ian Kelly wrote:
> > On Sun, Aug 24, 2014 at 1:17 PM, Ian Kelly
> wrote:
> >>
> >> On Sun, Aug 24, 2014 at 1:12 PM, Joshua Landau
> wrote:
> >> > Is math not already imported by start-up?
> >>
> >> Why would it be
On 24 August 2014 20:25, Joshua Landau wrote:
> On 24 August 2014 20:19, Ian Kelly wrote:
>> On Sun, Aug 24, 2014 at 1:17 PM, Ian Kelly wrote:
>>> On Sun, Aug 24, 2014 at 1:12 PM, Joshua Landau wrote:
>>> > Is math not already imported by start-up?
>
> I don't mean into the global namespace, bu
On 24 August 2014 20:19, Ian Kelly wrote:
> On Sun, Aug 24, 2014 at 1:17 PM, Ian Kelly wrote:
>>
>> On Sun, Aug 24, 2014 at 1:12 PM, Joshua Landau wrote:
>> > Is math not already imported by start-up?
>>
>> Why would it be?
>
> It's easy to check, by the way:
>
> $ python -c "import sys; print(s
On Sun, Aug 24, 2014 at 1:17 PM, Ian Kelly wrote:
>
> On Sun, Aug 24, 2014 at 1:12 PM, Joshua Landau wrote:
> > Is math not already imported by start-up?
>
> Why would it be?
It's easy to check, by the way:
$ python -c "import sys; print(sys.modules['math'])"
Traceback (most recent call last):
On Sun, Aug 24, 2014 at 1:12 PM, Joshua Landau wrote:
> Is math not already imported by start-up?
Why would it be?
--
https://mail.python.org/mailman/listinfo/python-list
On 23 August 2014 23:53, Chris Angelico wrote:
> On Sun, Aug 24, 2014 at 8:47 AM, Joshua Landau wrote:
>> On 23 August 2014 23:31, Chris Angelico wrote:
>>> I'd say "never" is too strong (there are times when it's right to put
>>> an import inside a function), but yes, in this case it should rea
On Sun, 24 Aug 2014 00:04:29 -0700, Larry Hudson
wrote:
>On 08/23/2014 02:13 PM, Seymore4Head wrote:
>> On Sat, 23 Aug 2014 13:47:20 -0400, Seymore4Head
>>
>> I found this function that I will be saving for later.
>> def make_it_money(number):
>> import math
>> return '$' + str(format(m
On Sun, 24 Aug 2014 00:04:29 -0700, Larry Hudson
wrote:
>On 08/23/2014 02:13 PM, Seymore4Head wrote:
>> On Sat, 23 Aug 2014 13:47:20 -0400, Seymore4Head
>>
>> I found this function that I will be saving for later.
>> def make_it_money(number):
>> import math
>> return '$' + str(format(m
On 08/23/2014 02:13 PM, Seymore4Head wrote:
On Sat, 23 Aug 2014 13:47:20 -0400, Seymore4Head
I found this function that I will be saving for later.
def make_it_money(number):
import math
return '$' + str(format(math.floor(number * 100) / 100, ',.2f'))
(I still need more practice to fi
On Sun, Aug 24, 2014 at 8:47 AM, Joshua Landau wrote:
> On 23 August 2014 23:31, Chris Angelico wrote:
>> On Sun, Aug 24, 2014 at 7:47 AM, Joshua Landau wrote:
>>> So for one "import math" should never go inside a function; you should
>>> hoist it to the top of the file with all the other import
On 23 August 2014 23:31, Chris Angelico wrote:
> On Sun, Aug 24, 2014 at 7:47 AM, Joshua Landau wrote:
>> So for one "import math" should never go inside a function; you should
>> hoist it to the top of the file with all the other imports.
>
> I'd say "never" is too strong (there are times when i
On Sun, Aug 24, 2014 at 7:47 AM, Joshua Landau wrote:
> So for one "import math" should never go inside a function; you should
> hoist it to the top of the file with all the other imports.
I'd say "never" is too strong (there are times when it's right to put
an import inside a function), but yes,
On Sat, 23 Aug 2014 22:52:09 +0100, Joshua Landau
wrote:
>On 23 August 2014 18:47, Seymore4Head wrote:
>> Anyone care to suggest what method to use to fix the decimal format?
>
>It sounds like you want a primer on floating point. The documentation
>of the decimal module is actually a good read,
On 23 August 2014 22:13, Seymore4Head wrote:
> def make_it_money(number):
> import math
> return '
> + str(format(math.floor(number * 100) / 100, ',.2f'))
So for one "import math" should never go inside a function; you should
hoist it to the top of the file with all the other imports.
Yo
On 23 August 2014 18:47, Seymore4Head wrote:
> Anyone care to suggest what method to use to fix the decimal format?
It sounds like you want a primer on floating point. The documentation
of the decimal module is actually a good read, although I don't doubt
there are even better resources somewhere
On Sat, 23 Aug 2014 13:47:20 -0400, Seymore4Head
wrote:
>I am trying to do this example:
>http://openbookproject.net/pybiblio/practice/wilson/loan.php
>The instructions warn that floating point math can get messy so I
>cheated a little bit to get me going.
>
>I made my program work by using numbe
On 23/08/2014 20:48, Seymore4Head wrote:
Thanks for the links. The python-course looks like a beginner start.
It raises one more question.
Some have suggested using strings. I understand that strings and
numbers are not the same thing. I know that converting numbers to
strings can be useful
On Sat, 23 Aug 2014 20:24:41 +0100, Mark Lawrence
wrote:
>On 23/08/2014 20:07, Seymore4Head wrote:
>>
>> Funny, I though using the web would be better than a book. I don't
>> think so anymore. Using the web, it is hard to find square one
>> tutorial text.
>>
>
>Try typing something like "python
On 23/08/2014 20:07, Seymore4Head wrote:
Funny, I though using the web would be better than a book. I don't
think so anymore. Using the web, it is hard to find square one
tutorial text.
Try typing something like "python string formatting tutorial" into your
favourite search engine and you'
On Sat, Aug 23, 2014 at 3:07 PM, Seymore4Head
wrote:
> On Sat, 23 Aug 2014 14:21:03 -0400, Joel Goldstick
> wrote:
>
>>On Sat, Aug 23, 2014 at 1:47 PM, Seymore4Head
>> wrote:
>>> I am trying to do this example:
>>> http://openbookproject.net/pybiblio/practice/wilson/loan.php
>>> The instructions
On Sat, 23 Aug 2014 14:21:03 -0400, Joel Goldstick
wrote:
>On Sat, Aug 23, 2014 at 1:47 PM, Seymore4Head
> wrote:
>> I am trying to do this example:
>> http://openbookproject.net/pybiblio/practice/wilson/loan.php
>> The instructions warn that floating point math can get messy so I
>> cheated a li
On Sat, Aug 23, 2014 at 1:47 PM, Seymore4Head
wrote:
> I am trying to do this example:
> http://openbookproject.net/pybiblio/practice/wilson/loan.php
> The instructions warn that floating point math can get messy so I
> cheated a little bit to get me going.
>
> I made my program work by using numb
On Thu, Mar 6, 2014 at 11:27 PM, Oscar Benjamin
wrote:
> So my loop
>
> while x ** 2 - y > x * eps:
> x = (x + y/x) / 2
>
> and Chris' loop:
>
> while abs(guess1-guess2) > epsilon:
> guess1 = n/guess2
> guess2 = (guess1 + guess2)/2
>
> and now your loop
>
>
On 5 March 2014 12:57, Dave Angel wrote:
> Oscar Benjamin Wrote in message:
>> On 4 March 2014 23:20, Dave Angel wrote:
>>>
>>> On the assumption that division by 2 is very fast, and that a
>>> general multiply isn't too bad, you could improve on Newton by
>>> observing that the slope is 2.
In article <5317e640$0$29985$c3e8da3$54964...@news.astraweb.com>,
Steven D'Aprano wrote:
> On Wed, 05 Mar 2014 21:31:51 -0500, Roy Smith wrote:
>
> > In article <53176225$0$29987$c3e8da3$54964...@news.astraweb.com>,
> > Steven D'Aprano wrote:
> >
> >> Physics is the fundamental science, at l
On 2014-03-06, Roy Smith wrote:
> In article <53176225$0$29987$c3e8da3$54964...@news.astraweb.com>,
> Steven D'Aprano wrote:
>
>> Physics is the fundamental science, at least according to the
>> physicists, and Real Soon Now they'll have a Theory Of Everything,
>> something small enough to print
On Thu, Mar 6, 2014 at 2:06 PM, Steven D'Aprano
wrote:
> They ask a computer programmer to adjudicate who is right, so he writes a
> program to print out all the primes:
>
> 1 is prime
> 1 is prime
> 1 is prime
> 1 is prime
> 1 is prime
And he claimed that he was correct, because he had - as is k
On Wed, 05 Mar 2014 21:31:51 -0500, Roy Smith wrote:
> In article <53176225$0$29987$c3e8da3$54964...@news.astraweb.com>,
> Steven D'Aprano wrote:
>
>> Physics is the fundamental science, at least according to the
>> physicists, and Real Soon Now they'll have a Theory Of Everything,
>> something
In article <53176225$0$29987$c3e8da3$54964...@news.astraweb.com>,
Steven D'Aprano wrote:
> Physics is the fundamental science, at least according to the physicists,
> and Real Soon Now they'll have a Theory Of Everything, something small
> enough to print on a tee-shirt, which will explain eve
On 5 March 2014 17:43, Steven D'Aprano
wrote:
> On Wed, 05 Mar 2014 12:21:37 +, Oscar Benjamin wrote:
>>
>> The argument that the sum of all natural numbers comes to -1/12 is just
>> some kind of hoax. I don't think *anyone* seriously believes it.
>
> You would be wrong. I suggest you read the
On 2014-03-05, Chris Kaynor wrote:
> On Wed, Mar 5, 2014 at 9:43 AM, Steven D'Aprano <
> steve+comp.lang.pyt...@pearwood.info> wrote:
>
>> At one time, Euler summed an infinite series and got -1, from which he
>> concluded that -1 was (in some sense) larger than infinity. I don't know
>> what just
On Wed, Mar 5, 2014 at 9:43 AM, Steven D'Aprano <
steve+comp.lang.pyt...@pearwood.info> wrote:
> At one time, Euler summed an infinite series and got -1, from which he
> concluded that -1 was (in some sense) larger than infinity. I don't know
> what justification he gave, but the way I think of it
On Thu, Mar 6, 2014 at 4:43 AM, Steven D'Aprano
wrote:
> Physics is the fundamental science, at least according to the physicists,
> and Real Soon Now they'll have a Theory Of Everything, something small
> enough to print on a tee-shirt, which will explain everything. At least
> in principle.
Eve
On Wed, 05 Mar 2014 12:50:06 +, Mark Lawrence wrote:
> On 05/03/2014 12:21, Oscar Benjamin wrote:
>>
>> Why the dig at physicists? I think most physicists would be able to
>> tell you that the sum of all natural numbers is not -1/12. In fact most
>> people with very little background in mathem
On Wed, 05 Mar 2014 12:21:37 +, Oscar Benjamin wrote:
> On 5 March 2014 07:52, Steven D'Aprano wrote:
>> On Tue, 04 Mar 2014 23:25:37 -0500, Roy Smith wrote:
>>
>>> I stopped paying attention to mathematicians when they tried to
>>> convince me that the sum of all natural numbers is -1/12.
>>
Dave Angel Wrote in message:
> Oscar Benjamin Wrote in message:
>> On 4 March 2014 23:20, Dave Angel wrote:
>>>
>>> If anyone is curious, I'll be glad to describe the algorithm;
>>> I've never seen it published, before or since. I got my
>>> inspiration from a method used in mechanical,
Oscar Benjamin Wrote in message:
> On 4 March 2014 23:20, Dave Angel wrote:
>>
>> One problem with complexity claims is that it's easy to miss some
>> contributing time eaters. I haven't done any measuring on modern
>> machines nor in python, but I'd assume that multiplies take
>> *much* long
On 05/03/2014 12:21, Oscar Benjamin wrote:
Why the dig at physicists? I think most physicists would be able to
tell you that the sum of all natural numbers is not -1/12. In fact
most people with very little background in mathematics can tell you
that.
I'll put that one to the test tomorrow mo
On 5 March 2014 07:52, Steven D'Aprano wrote:
> On Tue, 04 Mar 2014 23:25:37 -0500, Roy Smith wrote:
>
>> I stopped paying attention to mathematicians when they tried to convince
>> me that the sum of all natural numbers is -1/12.
>
> I'm pretty sure they did not. Possibly a physicist may have tri
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