Ned Batchelder writes:
> So it's not a bug, and it also is not a feature. It just is.
+1 QotW
--
\“A free press is one where it's okay to state the conclusion |
`\ you're led to by the evidence.” —Bill Moyers |
_o__)
Hello,
Following is my code :
#!/usr/bin/python
import socket
import struct
import binascii
rawSocket = socket.socket(socket.PF_PACKET,socket.SOCK_RAW,socket.htons(0x0800))
# use 0x0800 for IPv4 packets , 0x0003 is for sniffing all kinds of packets
while True:
pkt= rawSocket.recvfrom(2
how to simulate the situation in DNA evolution for finding the minimum
population needed and minimum samples selected to mating in order to no
extinction in any one of original species and new species
assume mating are randomly selected to become a couple,
how to keep species good which means no
stanleydasilv...@gmail.com wrote:
I am trying to solve the following problem. Two numbers appear on a website.
The user has to enter the gcd (greatest common divisor) and hit the submit
button. The catch is that the time limit is far too slow for any human
processes -- it must be fully automate
On 11/17/2016 08:41 PM, jf...@ms4.hinet.net wrote:
> The fact that most novices will stumble on Python variable many times
> until it becomes his "second nature" proves it's different from the
> human language:-)
The fact is that most novices don't stumble when dealing with Python
variables. The n
On Thu, Nov 17, 2016 at 7:05 PM, Val Krem via Python-list <
python-list@python.org> wrote:
>
>
> Hi all,
> Sorry for asking such a basic question butI am trying to merge two
> files(file1 and file2) and do some stuff. Merge the two files by the first
> column(key). Here is the description of file
Michael Torrie at 2016/11/18 11:03:12AM wrote:
> >> Python's variables are different from other languages, but in an
> >> understandable way.
> >
> > Unfortunately it's also different from human language.
>
> How so? I don't find this to be true at all.
The fact that most novices will stumble
Hi all,
Sorry for asking such a basic question butI am trying to merge two files(file1
and file2) and do some stuff. Merge the two files by the first column(key).
Here is the description of files and what I would like to do.
file1
key c1 c2
1 759 939
2 345 154571
3 251 350711
4 3749
On 11/17/2016 07:23 PM, jf...@ms4.hinet.net wrote:
>> Python's variables are different from other languages, but in an
>> understandable way.
>
> Unfortunately it's also different from human language.
How so? I don't find this to be true at all.
--
https://mail.python.org/mailman/listinfo/pyth
Michael Torrie at 2016/11/17 11:38:32PM wrote:
> Like I said, whether the names you use are appropriate is completely up
> to you. But this statement seems to imply you're still not getting it
> and still thinking of variables as boxes like they are in other
> languages, rather than labels that ca
I would also toss in there: never name a script test.py. Causes nothing but
trouble, at least in python2.
On Nov 17, 2016 8:01 PM, wrote:
> Steven D'Aprano at 2016/11/17 4:04:04PM wrote:
> > The most important thing you should learn from this thread is:
> >
> > - avoid using "from module import
Steven D'Aprano at 2016/11/17 4:04:04PM wrote:
> The most important thing you should learn from this thread is:
>
> - avoid using "from module import *" as it is usually more trouble
> than it is worth.
>
>
> It is confusing and leads to more problems than it solves. If Python was
> being
>
On Thursday, November 17, 2016 at 8:35:15 PM UTC-5, BartC wrote:
> That Py2's dis.dis() accepts a string argument but treats it as compiled
> byte-code sounds like a bug. Unless it's a feature.
In Python 2, plain-old strings are byte-strings, so there's no way for
dis.dis to distinguish between a
Actually,
>> print(list(foo, bar))
Traceback (most recent call last):
File "", line 1, in
TypeError: list() t
On 18/11/2016 00:47, Steve D'Aprano wrote:
On Fri, 18 Nov 2016 12:19 am, BartC wrote:
On 17/11/2016 12:20, Steve D'Aprano wrote:
In the most recent versions of Python, dis.dis() will also accept a
string:
py> dis.dis('y = x + 1')
1 0 LOAD_NAME0 (x)
On Fri, Nov 18, 2016 at 11:47 AM, Steve D'Aprano
wrote:
> You may have missed the bit where I said "In the most recent versions".
> Python 2.7 will be interpreting the string "y=x+1" as compiled byte-code,
> and disassembling it into junk.
>
Heh. That's a side benefit of the Py3 bytes/unicode spl
On Fri, 18 Nov 2016 12:19 am, BartC wrote:
> On 17/11/2016 12:20, Steve D'Aprano wrote:
>> On Thu, 17 Nov 2016 10:37 pm, BartC wrote:
>
>>> (I don't know how to disassemble code outside a function, not from
>>> inside the same program. Outside it might be: 'python -m dis file.py')
>
>> In the mo
On 11/17/2016 2:59 PM, Jelena Tavcar wrote:
How do I find stdlib files?
Python coded stdlib files are, at least on Windows, in /Lib
--
Terry Jan Reedy
--
https://mail.python.org/mailman/listinfo/python-list
On 11/17/2016 04:09 PM, MRAB wrote:
On 2016-11-17 23:49, Boylan, Ross wrote:
Thank you; I can confirm that overriding __repr__ makes the list display as I
wanted.
The decision to use repr inside the list seems very odd, given the context,
namely formatting something for display or looking f
On Thursday, November 17, 2016 at 6:50:07 PM UTC-5, Boylan, Ross wrote:
> Thank you; I can confirm that overriding __repr__ makes the list display as I
> wanted.
>
> The decision to use repr inside the list seems very odd, given the context,
> namely formatting something for display or looking f
On 2016-11-17 23:49, Boylan, Ross wrote:
Thank you; I can confirm that overriding __repr__ makes the list display as I
wanted.
The decision to use repr inside the list seems very odd, given the context,
namely formatting something for display or looking for a simple string
representation. It
Thank you; I can confirm that overriding __repr__ makes the list display as I
wanted.
The decision to use repr inside the list seems very odd, given the context,
namely formatting something for display or looking for a simple string
representation. It seems more natural to me to use str or, if
On Fri, Nov 18, 2016 at 10:04 AM, Boylan, Ross wrote:
> Even after defining custom __str__ and __format__ methods they don't affect
> the display of objects when they are in a list. Is there a way to change
> that, other than explicitly converting each list element to a string?
>
Yep! Inside a
Even after defining custom __str__ and __format__ methods they don't affect the
display of objects when they are in a list. Is there a way to change that,
other than explicitly converting each list element to a string?
The last line of output below shows that when I format the list I get standa
On Thu, Nov 17, 2016 at 2:59 PM, Jelena Tavcar wrote:
> How do I find stdlib files?
> Regards
> --
> https://mail.python.org/mailman/listinfo/python-list
First of all, your subject line doesn't seem related to your body
text. Second of all, stdlib is a C thing as I recall, not python.
Can you be
On 17/11/2016 14:27, aruns...@gmail.com wrote:
I am working with following code in which I am trying to output co ordinates
of overlapping rectangles.. However the code fails to output the co ordinates.
I am customizing the following code This is the input
1.6 1.2 7.9 3.1
1.2 1.6 3.4 7.2
2.6
Hi everybody,
I recently uploaded a project I am working on for some months. It is called
financial_life and the purpose of it is to simulate monetary flows between
different accounts (like normal bank accounts, loans etc.). The simulations let
you explore different financial strategies and fig
when running pycharm the modify
setup window keep coming on the screen. I have uninstalled and
reinstalled python and pycharm multiple times. Do you have a solution?
Thank You"
--
https://mail.python.org/mailman/listinfo/python-list
How do I find stdlib files?
Regards
--
https://mail.python.org/mailman/listinfo/python-list
Assume a python program sets a handler function for the
`signal.SIGALRM` signal, and then schedules an alarm in T seconds with
`signal.alarm(T)`.
Assume the program later cancels any scheduled alarm with `signal.alarm(0)`.
Can the program safely assume that after the call to `signal.alarm(0)`
com
On Thu, 17 Nov 2016 06:27:49 -0800 (PST), aruns...@gmail.com wrote:
> I am working with following code in which I am trying to output co
> ordinates of overlapping rectangles.. However the code fails to
> output the co ordinates. I am customizing the following code
[about 100 lines of code remo
Steven D'Aprano wrote:
> On Thursday 17 November 2016 04:52, Rob Gaddi wrote:
>
>>> import library
>>> result = library.make_spam(arg)
>>>
>>>
>>> versus:
>>>
>>> import library
>>> make_spam = library.make_library()
>>> result = make_spam(arg)
>>>
>>> What a drag.
>>>
>>>
>>
>> And there you hav
On 11/17/2016 12:40 AM, Veek M wrote:
In C:
int x = 10;
results in storage being allocated and type and location are fixed for
the life of the program.
In Python,
x = 10
causes an object '10' to be created but how exactly is 'x' handled?
Symbol Table lookup at compile time?
Modules and class
On 11/17/2016 9:57 AM, Thorsten Kampe wrote:
The code in question is part of an attempt to get the dimensions of
multi-dimensional lists, the `isinstance` is there in order to
exclude strings.
You can do the exclusion directly.
"""
def dim(seq):
dimension = []
while isinstance(seq,
Just a couple of days ago I was asking myself a similar question, and found
this blog article:
https://jeffknupp.com/blog/2013/02/14/drastically-improve-your-python-understanding-pythons-execution-model/
Clarified a lot of things to me.
, Anton
> On 17 Nov 2016, at 16:19, BartC wrote:
>
>>
On 11/16/2016 07:01 PM, jf...@ms4.hinet.net wrote:
> Michael Torrie at 2016/11/16 11:15:11AM wrote:
>> ... The globals object is a dictionary and is itself mutable. But
>> when we assign a new object to a particular dictionary key, it
>> tosses out the old reference and makes the key now refer to
* Peter Otten (Thu, 17 Nov 2016 13:38:26 +0100)
>
> Thorsten Kampe wrote:
>
> > How can I test for type or instance of dictviews like dict_values?
>
> Why do you want to?
Thanks, for the `collections.abc.ValuesView` tip.
The code in question is part of an attempt to get the dimensions of
mult
On Thu, Nov 17, 2016 at 10:55 python-ideas
PM, wrote:
> I am trying to solve the following problem. Two numbers appear on a website.
> The user has to enter the gcd (greatest common divisor) and hit the
> submit button. The catch is that the time limit is far too slow for
> any human processes
I am working with following code in which I am trying to output co ordinates
of overlapping rectangles.. However the code fails to output the co ordinates.
I am customizing the following code This is the input
1.6 1.2 7.9 3.1
1.2 1.6 3.4 7.2
2.6 11.6 6.8 14.0
9.6 1.2 11.4 7.5
9.6 1.7 14.1 2.8
On 2016-11-17 05:40, Dan Sommers wrote:
On Thu, 17 Nov 2016 16:17:51 +1100, Steven D'Aprano wrote:
... factory functions are great. But I'm saying that as the writer of
the library, not the user of the library. Can you imagine expecting
users to do this?
from math import trig
sin = trig.buil
On 17/11/2016 12:20, Steve D'Aprano wrote:
On Thu, 17 Nov 2016 10:37 pm, BartC wrote:
(I don't know how to disassemble code outside a function, not from
inside the same program. Outside it might be: 'python -m dis file.py')
In the most recent versions of Python, dis.dis() will also accept a
Thorsten Kampe wrote:
> How can I test for type or instance of dictviews like dict_values?
Why do you want to?
> `isinstance({}.values, dict_values)` gives
> `NameError: name 'dict_values' is not defined`
You can "fix" this with
>>> dict_values = type({}.values())
or, depending on the use ca
How can I test for type or instance of dictviews like dict_values?
`isinstance({}.values, dict_values)` gives
`NameError: name 'dict_values' is not defined`
"""
>>> type({}.values())
"""
Thorsten
--
https://mail.python.org/mailman/listinfo/python-list
On Thu, 17 Nov 2016 10:37 pm, BartC wrote:
> Try:
>
> import dis
>
> def fn():
> | global x
> | x=10
>
> dis.dis(fn)
>
> (I don't know how to disassemble code outside a function, not from
> inside the same program. Outside it might be: 'python -m dis file.py')
You can use the b
I am trying to solve the following problem. Two numbers appear on a website.
The user has to enter the gcd (greatest common divisor) and hit the
submit button. The catch is that the time limit is far too slow for
any human processes -- it must be fully automated. The numbers change
each time th
On 17/11/2016 05:40, Veek M wrote:
In C:
int x = 10;
results in storage being allocated and type and location are fixed for
the life of the program.
In Python,
x = 10
causes an object '10' to be created but how exactly is 'x' handled?
Symbol Table lookup at compile time? Is every 'x' being subs
Hi All,
I'm very happy to announce the a new release of Mush, a light weight
dependency injection framework aimed at enabling the easy testing and
re-use of chunks of code that make up scripts.
This release includes:
- Add support for cloning depending on what label was used to add
callabl
On Thursday 17 November 2016 16:40, Veek M wrote:
> In C:
> int x = 10;
> results in storage being allocated and type and location are fixed for
> the life of the program.
>
> In Python,
> x = 10
>
> causes an object '10' to be created but how exactly is 'x' handled?
> Symbol Table lookup at com
On Thursday 17 November 2016 17:48, jf...@ms4.hinet.net wrote:
> Steven D'Aprano at 2016/11/17 12:06:19PM wrote:
>> You understand how this works?
>
> Yes, thank you for your detail explanation.
>
>> import russia as _tmp
>> president = _tmp.president
>> del _tmp
>
> This one I can
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