"Steven D'Aprano" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
|I recall that Python guarantees that module objects are singletons, and
| that this must hold for any implementation, not just CPython: you can
| only ever create one instance of a module via the import mechanism. But
On Mar 5, 4:25 pm, Steven D'Aprano <[EMAIL PROTECTED]
cybersource.com.au> wrote:
> On Wed, 05 Mar 2008 13:49:20 -0800, castironpi wrote:
> > Classes and modules are really similar. In Python they're really
> > *really* similar.
>
> Yes they are.
>
> Both are namespaces. The very last line of the Z
On Mar 5, 6:40 pm, [EMAIL PROTECTED] wrote:
> Troels Thomsen:
>
> > The discussion of words is silly. My surprise about "else following a for
> > loop what the heck " lasted excactly as long as it takes to read
> > this sentence.
>
> Maybe I don't follow what you are saying, but well chosen
On Wed, 05 Mar 2008 21:05:31 -0500, Terry Reedy wrote:
> If I understand your question, classes are not singletons:
ll=[]
for i in range(2):
> import string
> ll[i]=string
Where's the IndexError? :-)
ll[0] is ll[1]
> True
But yes, modules are singletons in that way, at least i
On Mar 5, 7:24 pm, Matt Nordhoff <[EMAIL PROTECTED]> wrote:
> Steven D'Aprano wrote:
> > Surely it would depend on the type of text: pick up any random English
> > novel containing dialogue, and you're likely to find a couple of dozen
> > pairs of quotation marks per page, against a few apostrophes
On Mar 5, 6:09 pm, sambo q <[EMAIL PROTECTED]> wrote:
> I got myself in jam trying to be too fancy with threading.Thread
> Docs say / remind to call the base __init__
> but I can't fighure out how.
>
> ---
> def main()
> .
> ls.listen(5)
> key = ' '
> # while
Steven D'Aprano <[EMAIL PROTECTED]> writes:
> I recall that Python guarantees that module objects are singletons, and
> that this must hold for any implementation, not just CPython: you can
> only ever create one instance of a module via the import mechanism. But
> my google-foo is obviously we
On Mar 5, 6:09 pm, sambo q <[EMAIL PROTECTED]> wrote:
> I got myself in jam trying to be too fancy with threading.Thread
> Docs say / remind to call the base __init__
> but I can't fighure out how.
>
> ---
> def main()
> .
> ls.listen(5)
> key = ' '
> # while
On Mar 5, 8:31 pm, Steven D'Aprano <[EMAIL PROTECTED]
cybersource.com.au> wrote:
> On Wed, 05 Mar 2008 21:05:31 -0500, Terry Reedy wrote:
> > If I understand your question, classes are not singletons:
> ll=[]
> for i in range(2):
> > import string
> > ll[i]=string
>
> Where's the IndexE
> > > If I understand your question, classes are not singletons:
> > ll=[]
> > for i in range(2):
> > > import string
> > > ll[i]=string
>
> > Where's the IndexError? :-)
>
> > I accept my question about classes being singletons is not well-formed,
> > not even in my own mind. I guess o
On 5 Mrz., 13:47, gideon <[EMAIL PROTECTED]> wrote:
> Hi Everybody,
>
> In the context of a master's thesis I'm currently looking into
> Python's operational semantics. Even after extensive searching on the
> web, I have not found any formal model of Python. Therefore I am
> considering to write on
On Mar 5, 8:03 pm, [EMAIL PROTECTED] wrote:
> On Mar 5, 5:31 pm, Grant Edwards <[EMAIL PROTECTED]> wrote:
>
> > On 2008-03-05, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote:
> > > Anyway, if (a,b) is a key in dictionary d, can it guarantee
> > > that (b,a) is also in it, and maps to the same object?
On Mar 5, 9:51 pm, [EMAIL PROTECTED] wrote:
> > > > If I understand your question, classes are not singletons:
> > > ll=[]
> > > for i in range(2):
> > > > import string
> > > > ll[i]=string
>
> > > Where's the IndexError? :-)
>
> > > I accept my question about classes being singletons
[EMAIL PROTECTED] writes:
> On Mar 5, 8:03 pm, [EMAIL PROTECTED] wrote:
>> On Mar 5, 5:31 pm, Grant Edwards <[EMAIL PROTECTED]> wrote:
>>
>> > On 2008-03-05, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote:
>> > > Anyway, if (a,b) is a key in dictionary d, can it guarantee
>> > > that (b,a) is also in
Dennis Lee Bieber wrote:
> On Wed, 05 Mar 2008 08:26:04 -0800, Jeff Schwab <[EMAIL PROTECTED]>
> declaimed the following in comp.lang.python:
>
>> Which is which? Aren't those both part of the space vehicle? Btw, do
>> you work for government or industry? Do you enjoy working with the
>> spa
On Mar 5, 8:06 pm, [EMAIL PROTECTED] wrote:
> On Mar 5, 4:25 pm, Steven D'Aprano <[EMAIL PROTECTED]
>
> cybersource.com.au> wrote:
> > On Wed, 05 Mar 2008 13:49:20 -0800, castironpi wrote:
> > > Classes and modules are really similar. In Python they're really
> > > *really* similar.
>
> > Yes they
> > *plonk*
>
> > key is an iterable, just like the constructors to
> > other collection.
>
> Um... "*plonk*" is the (imaginary) sound made by dropping someone into
> your plonkfile (killfile, scorefile, whatever): the action of setting
> your newsreader to ignore someone you perceive to be a trol
> I accept my question about classes being singletons is not well-formed,
> not even in my own mind. I guess one way of asking is, for any two class
> objects (not instances) C1 and C2, does "C1 == C2" imply "C1 is C2"?
C and D are instances of metaC in that.
class metaC( type ):
def what( self
> > Where to begin?
>
> What does exec( open( 'modA.py' ).read() ) do?
The most appropriate list to ask those questions is:
http://mail.python.org/mailman/listinfo/tutor
--
http://mail.python.org/mailman/listinfo/python-list
On 06/03/2008, Dan Bishop <[EMAIL PROTECTED]> wrote:
> On Mar 5, 7:24 pm, Matt Nordhoff <[EMAIL PROTECTED]> wrote:
>
> > Steven D'Aprano wrote:
> > > Surely it would depend on the type of text: pick up any random English
> > > novel containing dialogue, and you're likely to find a couple of dozen
On Mar 5, 11:27 pm, Mensanator <[EMAIL PROTECTED]> wrote:
> On Mar 5, 2:25 pm, "[EMAIL PROTECTED]"
>
> <[EMAIL PROTECTED]> wrote:
> > Hi All
>
> > Is there a simple way to twiddle the bits of a float? In particular, I
> > would like to round my float to the n most significant bits.
>
> > For exampl
Hello
can u plz tell how to send and read msg from device(telit-863-GPS) and
the coding is in python.
if this can happen then plz send the source code to my mail account
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Gary Herron wrote:
> Gerard Brunick wrote:
>> I really don't understand the following behavior:
>>
>> >>> class C(object):
>> ... def __init__(self, s): self.s = s
>> ... def __str__(self): return self.s
>> ...
>> >>> cafe = unicode("Caf\xe9", "Latin-1")
>> >>> c = C(cafe)
>> >>> print
I think bearophile makes an excellent point. I also have a hard time
remembering what else does.
I have always pictured that the "normal" behavior of a for loop is to get
through all the items. In special circumstances, it is necessary to break
out early. Therefore, it FEELS like the else loop shou
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