On Sat, 03 Mar 2018 04:28:24 +, 高岡陽太 wrote:
> Hello,
>
> I found a difference of behavior about `except` statement between
> CPython 2.7 and 3.x .
> `except EXC_CLASS:` calls `__subclasscheck__` in 2.7, but does not in
> 3.x .
Python 3 does not accept virtual subclasses for exception handli
On Mon, 05 Mar 2018 18:13:59 -0600, Peng Yu wrote:
> Hi,
>
import re
prog=re.compile('[a-f]+')
help(prog)
>
> I can use the above command to access SRE_Pattern. But this involves the
> creation of an object of the class.
If you're using help() interactively, the cost of creating
Hi,
>>> import re
>>> prog=re.compile('[a-f]+')
>>> help(prog)
I can use the above command to access SRE_Pattern. But this involves
the creation of an object of the class.
I tried to directly access the class. But it does not work. Does
anybody know if there is a way to directly access the class
On Mon, Mar 5, 2018 at 3:53 PM, Python wrote:
> On Sat, Mar 03, 2018 at 08:18:03AM +1100, Chris Angelico wrote:
>> > Python is often a preferred solution because it is often fantastic for
>> > rapid implementation and maintainability. The GIL's interference
>> > with threaded code performance has
On Tue, Mar 6, 2018 at 10:04 AM, Steven D'Aprano
wrote:
> # Later.
> if __name__ = '__main__':
> # Enter the Kingdom of Nouns.
Don't you need a NounKingdomEnterer to do that for you?
ChrisA
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On Sat, Mar 03, 2018 at 08:18:03AM +1100, Chris Angelico wrote:
> > Python is often a preferred solution because it is often fantastic for
> > rapid implementation and maintainability. The GIL's interference
> > with threaded code performance has, for me at least, on several
> > occasions been...
Sébastien Boisgérault schreef op 5/03/2018 20:05:
I have released bitstream, a Python library to manage binary data (at the byte
or bit level),
> hopefully without the pain that this kind of thing usually entails :)
If you have struggled with this topic in the past, please take a look at the
On Mon, 05 Mar 2018 09:22:33 -0800, Ooomzay wrote:
[...]
>> Looking at that code, my major thought is that there is far too much
>> OO design, not enough simplicity.
>
> If this is far too much OO for you then RAII will be of no interest to
> you.
I think this is probably the wisest thing you h
Stefan Ram wrote:
. So, what does "built-in" in the sense of »isbuiltin«
actually mean?
It means "implemented in C".
Yes, this is confusing. The term "built-in" is used in two
different ways, and you just have to disambiguate them
from context.
--
Greg
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On Monday, 5 March 2018 19:14:05 UTC, Paul Rubin wrote:
> Ooomzay writes:
> > If you want to use RAII objects then you will make sure you avoid
> > adding them to orphan cycles by design. If you don't know how to do
> > that then don't write applications that manage critical resources.
>
> My cla
On Monday, 5 March 2018 17:58:40 UTC, Chris Angelico wrote:
> On Tue, Mar 6, 2018 at 4:53 AM, Ooomzay wrote:
> > On Monday, 5 March 2018 14:21:54 UTC, Chris Angelico wrote:
> >> On Tue, Mar 6, 2018 at 12:58 AM, Ooomzay wrote:
> >> > Here is my fixed example, if someone else could try it in CPytho
Thanks
On 6/03/2018 7:13 AM, "Sébastien Boisgérault" <
sebastien.boisgera...@gmail.com> wrote:
Hi everyone,
I have released bitstream, a Python library to manage binary data (at the
byte or bit level), hopefully without the pain that this kind of thing
usually entails :)
If you have struggled w
Hi everyone,
I have released bitstream, a Python library to manage binary data (at the byte
or bit level), hopefully without the pain that this kind of thing usually
entails :)
If you have struggled with this topic in the past, please take a look at the
documentation (http://boisgera.github.io
On 3/5/2018 9:34 AM, Chris Angelico wrote:
On Tue, Mar 6, 2018 at 12:52 AM, Terry Reedy wrote:
On 3/5/2018 7:12 AM, Kirill Balunov wrote:
# 1. By passing through local variable's default values
def func_local_1(numb, _int = int, _float = float, _range = range):
You are not required t
On Tue, Mar 6, 2018 at 4:53 AM, Ooomzay wrote:
> On Monday, 5 March 2018 14:21:54 UTC, Chris Angelico wrote:
>> On Tue, Mar 6, 2018 at 12:58 AM, Ooomzay wrote:
>> > Here is my fixed example, if someone else could try it in CPython and
>> > report back that would be interesting:-
>> >
>> > class
On Monday, 5 March 2018 14:21:54 UTC, Chris Angelico wrote:
> On Tue, Mar 6, 2018 at 12:58 AM, Ooomzay wrote:
> > Here is my fixed example, if someone else could try it in CPython and
> > report back that would be interesting:-
> >
> > class RAIIFileAccess():
> > def __init__(self, fname):
>
On Monday, 5 March 2018 16:47:02 UTC, Steven D'Aprano wrote:
> On Sun, 04 Mar 2018 16:58:38 -0800, Ooomzay wrote:
>
> > Here is an example of a composite resource using RAII:-
> >
> > class RAIIFileAccess():
> > def __init__(self, fname):
> > print("%s Opened" % fname)
> > def __
On Mon, 05 Mar 2018 07:31:57 -0800, Ooomzay wrote:
> We do not expect this to work in PyPy.
Or Jython, IronPython, possibly not Stackless either, or in the
interactive interpreter of (probably) any implementation, or CPython if
the object is garbage collected during interpreter shutdown or is i
On Sun, 04 Mar 2018 16:58:38 -0800, Ooomzay wrote:
> Here is an example of a composite resource using RAII:-
>
> class RAIIFileAccess():
> def __init__(self, fname):
> print("%s Opened" % fname)
> def __del__(self):
> print("%s Closed" % fname)
>
> class A():
> def __
On Monday, 5 March 2018 15:17:13 UTC, bartc wrote:
> On 05/03/2018 13:58, Ooomzay wrote:
> > On Monday, 5 March 2018 11:24:37 UTC, Chris Angelico wrote:
> >> On Mon, Mar 5, 2018 at 10:09 PM, Ooomzay wrote:
> >>> Here is an example of a composite resource using RAII:-
> >>>
> >>> class RAIIFileAcc
On 05/03/2018 13:58, Ooomzay wrote:
On Monday, 5 March 2018 11:24:37 UTC, Chris Angelico wrote:
On Mon, Mar 5, 2018 at 10:09 PM, Ooomzay wrote:
Here is an example of a composite resource using RAII:-
class RAIIFileAccess():
def __init__(self, fname):
print("%s Opened" % fname)
On Monday, 5 March 2018 14:36:30 UTC, Chris Angelico wrote:
> On Tue, Mar 6, 2018 at 1:25 AM, Ooomzay wrote:
> > Ahah... I see now you are running it from a shell so the exception is
> > staying in scope. We just need to include normal exception handling in the
> > example to fix this:-
> >
> >
On Tue, Mar 6, 2018 at 1:25 AM, Ooomzay wrote:
> Ahah... I see now you are running it from a shell so the exception is staying
> in scope. We just need to include normal exception handling in the example to
> fix this:-
>
> def main():
> try:
> c = C()
> c.dostuff()
> exc
On Tue, Mar 6, 2018 at 12:52 AM, Terry Reedy wrote:
> On 3/5/2018 7:12 AM, Kirill Balunov wrote:
>> # 1. By passing through local variable's default values
>>
>> def func_local_1(numb, _int = int, _float = float, _range = range):
>
>
> You are not required to mangle the names.
>
> def func_lo
On Monday, 5 March 2018 13:59:35 UTC, Ooomzay wrote:
> On Monday, 5 March 2018 11:24:37 UTC, Chris Angelico wrote:
> > On Mon, Mar 5, 2018 at 10:09 PM, Ooomzay wrote:
> > > Here is an example of a composite resource using RAII:-
> > >
> > > class RAIIFileAccess():
> > > def __init__(self, fna
On Tue, Mar 6, 2018 at 12:58 AM, Ooomzay wrote:
> Then that is indeed a challenge. From CPython back in 2.6 days up to
> Python36-32 what I see is:-
>
> a Opened
> b Opened
> Traceback (most recent call last):
> ...
> AttributeError: 'C' object has no attribute 'dostuff'
> a Closed
> b Closed
>
>
On Monday, 5 March 2018 11:24:37 UTC, Chris Angelico wrote:
> On Mon, Mar 5, 2018 at 10:09 PM, Ooomzay wrote:
> > Here is an example of a composite resource using RAII:-
> >
> > class RAIIFileAccess():
> > def __init__(self, fname):
> > print("%s Opened" % fname)
> > def __del__(se
On 3/5/2018 7:12 AM, Kirill Balunov wrote:
Hi,
At the moment, in order to slightly speed up the function in Python, free
variables are passed as local variables to the function, thereby getting
rid of extra look ups. For example, for the following function, I
especially do not use list comprehen
Hi,
At the moment, in order to slightly speed up the function in Python, free
variables are passed as local variables to the function, thereby getting
rid of extra look ups. For example, for the following function, I
especially do not use list comprehension) and therefore maybe it's not the
best e
On Mon, Mar 5, 2018 at 10:09 PM, Ooomzay wrote:
> Here is an example of a composite resource using RAII:-
>
> class RAIIFileAccess():
> def __init__(self, fname):
> print("%s Opened" % fname)
> def __del__(self):
> print("%s Closed" % fname)
>
> class A():
> def __init_
On Sunday, 4 March 2018 23:56:09 UTC, Chris Angelico wrote:
> On Sun, Mar 4, 2018 at 10:37 PM, Ooomzay wrote:
> > Please consider the case of a composite resource: You need to implement
> > __enter__, __exit__ and track the open/closed state at every level in
> > your component hierarchy - even i
On Monday, March 5, 2018 at 6:38:49 AM UTC, Mark Lawrence wrote:
> On 05/03/18 01:01, Ooomzay wrote:
> > On Sunday, 4 March 2018 23:57:24 UTC, Mark Lawrence wrote:
> >> On 04/03/18 02:28, Ooomzay wrote:
> >>> On Friday, 2 March 2018 15:37:25 UTC, Paul Moore wrote:
> >>> [snip]
> def f
On Mon, 05 Mar 2018 08:37:14 +, Faruq Bashir wrote:
> How will i bypass web application firewall
For what purpose?
is this your firewall?
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On Mon, Mar 5, 2018 at 7:37 PM, Faruq Bashir via Python-list
wrote:
> How will i bypass web application firewall
Easy! Talk to the person who's in charge of it. Use a $5 wrench if you have to.
https://xkcd.com/538/
ChrisA
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How will i bypass web application firewall
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