within this environment. So I intend to embed CPython
access in the program.
The basic embedding of CPython seems straight forward. But since I have
multiple users, each needs their own Python sandbox, so if they all compile
programs with variable 'spam', it doesn't collide. Of course they can
When I do:
datetime.datetime.now().isoformat(' ')
I get the time with the microseconds. The docs says:
if microsecond is 0 -MM-DDTHH:MM:SS+HH:MM.
How do I set microsecond to 0?
datetime.datetime.microsecond = 0
Traceback (most recent call last):
File stdin, line 1, in
Is there a better way to convert int to bytes then going through strings:
x=5
str(x).encode()
Thanks.
--
Yves. http://www.SollerS.ca/
http://blog.zioup.org/
--
I'm looking for an easy way to display simple line graphs generated by
a python program in Windows. It could be done from within the
program, or I could write the information out to a file and call an
external program. Either is fine.
Does anybody have any recommendations for a good program
How can I do something like this in python:
#!/usr/bin/python3.1
class MyNumbers:
def __init__(self, n):
self.original_value = n
if n = 100:
self = SmallNumers(self)
else:
self = BigNumbers(self)
class SmallNumbers:
def __init__(self, n):
self.size = 'small'
On 11-02-15 07:45 PM, alex23 wrote:
Firstly, does MyNumbers _have_ to be a class? Or would a function
acting as a class factory be sufficient?
Yes it does. I didn't explain my problem, chose a terrible example. This is
more what I'm trying to do:
class thingy:
def __init__(self,
I didn't explain my problem, chose a terrible example. This is more what I'm
trying to do:
class thingy:
def __init__(self, athingy):
self.basic_extract()
if self.typeof = A
.../...
def basic_extract(self):
# complicated logic to extract data out of the thingy here
I didn't explain my problem, chose a terrible example. This is more
what I'm trying to do:
Basically the subclass I want to use is based on some of the data I extract
from a blob of data. If I use a function to extract the data before I create
the objects, then I need to do a bunch of
This is with python 3.1.2 (r312:79147). I have not tried with 2.7.
When I create an attachment with email.mime.image.MIMEImage, by default it
uses email.encoders.encode_base64 for the encoder, but that results in a
single line base64 string, instead of the recommended multiple 76-chars lines.
This is with python 3.1.2 (r312:79147). I have not tried with 2.7.
When I create an attachment with email.mime.image.MIMEImage, by default it
uses email.encoders.encode_base64 for the encoder, but that results in a
single line base64 string, instead of the recommended multiple 76-chars lines.
Hi,
anyone can give a simple example or a link on how to use 'drop' with
pyqt.
what I'm looking for is drop a file to main widget then program get
the path\filename
something like: main_widget set to accept 'drop event', set filename
when 'drop event happens' then the filename is path\filename
On Sep 18, 1:48 pm, A.T.Hofkamp [EMAIL PROTECTED] wrote:
On 2007-09-17, [EMAIL PROTECTED] [EMAIL PROTECTED] wrote:
It seems that another solution is gobject.io_add_watch, but I don't
see how it tells me how much I can read from the file - if I don't
know that, I won't know the argument to
Hello,
I want to write a terminal program in pygtk. It will run a subprocess,
display everything it writes in its standard output and standard
error, and let the user write text into its standard input.
The question is, how can I know if the process wrote something to its
output, and how much it
Ok, I could have researched this before posting, but here's an
explanation how to do it with twisted:
http://unpythonic.blogspot.com/2007/08/spawning-subprocess-with-pygtk-using.html
It seems that another solution is gobject.io_add_watch, but I don't
see how it tells me how much I can read from
I'm a novice at Python, and found some code samples on how to use
threads. My script is being run by a product that contains a Jython
interpreter. Can someone please explain why I get the following error:
Traceback (innermost last):
File /full/path/to/file/GenerateData.py, line 104, in ?
Matimus wrote:
Can someone please explain why I get the following error:
The following line:
threading.Thread.__init__()
Should be written as:
threading.Thread.__init__(self)
Thank you!
--
http://mail.python.org/mailman/listinfo/python-list
Emma wrote:
Successful candidates meet the following requirements:
· A burning desire to build rock-solid apps that people will be
unable
to live without
I use to have a burning desire to cleverly answer questionnaires for
companies which either don't exist or, if they do, don't tell you who
Peter Wang wrote:
Edward Diener wrote:
It looks as if traits is an attempt to create a property in the
component terminology which I originally specified. I will take a look
at it.
Traits is frighteningly similar to the requirements that you laid out
in your post (the example for Skip),
Kay Schluehr wrote:
val bykoski wrote:
Peter Wang wrote:
Edward,
This isn't in response to any specific one of the 100+ posts on this
thread, but I justed wanted to encourage you to continue your
investigation into Python component models and maybe looking for some
common ground between
Nick Vatamaniuc wrote:
Edward Diener No Spam wrote:
Michael wrote:
Python does not _need_ a component model just as you don't _need_ a RAD
IDE tool to write Python code. The reason for having a component model
or a RAD IDE tool is to avoid writing a lot of boiler plate code.
Python
Paul Rubin wrote:
Nick Vatamaniuc [EMAIL PROTECTED] writes:
Python does not _need_ a component model just as you don't _need_ a RAD
IDE tool to write Python code. The reason for having a component model
or a RAD IDE tool is to avoid writing a lot of boiler plate code.
It's also so that
Diez B. Roggisch wrote:
Paul Rubin schrieb:
Nick Vatamaniuc [EMAIL PROTECTED] writes:
Python does not _need_ a component model just as you don't _need_ a RAD
IDE tool to write Python code. The reason for having a component model
or a RAD IDE tool is to avoid writing a lot of boiler plate
Steve Holden wrote:
Diez B. Roggisch wrote:
[...]
Just the same, one can use IronPython to call components written in
other languages. And, I believe, vice versa.
Sure, as I can do it in jython. But the key point is: can your ordinary
python-object be published as a component? At least for
Fredrik Lundh wrote:
Nick Vatamaniuc wrote:
At the same time one could claim that Python already has certain
policies that makes it seem as if it has a component model.
every Python object surely qualifies as a component, for any non-myopic
definition of that word, and everything inside
Michael Sparks wrote:
Edward Diener No Spam wrote:
Michael wrote:
Edward Diener No Spam wrote:
Has there ever been, or is there presently anybody, in the Python
developer community who sees the same need and is working toward that
goal of a common component model in Python, blessed
Richard Brodie wrote:
Edward Diener No Spam [EMAIL PROTECTED] wrote in message
news:[EMAIL PROTECTED]
Thinking in Java or C++ as opposed to Python does not mean anything to me
as a general
statement. I am well aware of the difference between statically and
dynamically typed
languages
Fredrik Lundh wrote:
Edward Diener No Spam wrote:
A RAD IDE tool to hook up components into an application or library (
module in Python ) has nothing to do with terseness and everything to do
with ease of programming.
python already has excellent and ridiculously easy-to-program ways
Diez B. Roggisch wrote:
While I understand dynamic typing, I still think it is possible to
create attributes in a Python component model which could tell a RAD
tool what type the attribute will encompass for the purpose of
properties and events. Obviously a name, type tuple, among other
Tim Chase wrote:
There's no doubt that Python's excellent introspection mechanism
allows an outside RAD-like tool to inspect the workings of any Python
object. But that does not make it a component model in my original use
of the term on this thread. A RAD tool needs to know what properties
Fredrik Lundh wrote:
Edward Diener No Spam wrote:
There's no doubt that Python's excellent introspection mechanism allows
an outside RAD-like tool to inspect the workings of any Python object.
But that does not make it a component model in my original use of the
term on this thread. A RAD
Paul Boddie wrote:
[EMAIL PROTECTED] wrote:
Edward My OP was just to query whether a component model existed for
Edward Python, like JavaBeans for Java or .Net for C#, C++/CLI
Edward etc.
For those of us who've never used Java, .Net or C++/CLI, a more concrete
description of what you were
fumanchu wrote:
Edward Diener No Spam wrote:
OK, here is my idea of what such a component model envisages as a list
of items. After this, unless I get some intelligent comments from people
who might be interested in what I envision, or something very similar, I
will be off to investigate
Kay Schluehr wrote:
fumanchu wrote:
4) Custom property and component editors: A component editor can present
a property editor or an editor for an entire component which the visual
design-time RAD environment can use to allow the programmer end-user of
the component to set or get component
Fredrik Lundh wrote:
fumanchu wrote:
4) Custom property and component editors: A component editor can present
a property editor or an editor for an entire component which the visual
design-time RAD environment can use to allow the programmer end-user of
the component to set or get component
The definition of a component model I use below is a class which allows
properties, methods, and events in a structured way which can be
recognized, usually through some form of introspection outside of that
class. This structured way allows visual tools to host components, and
allows
[EMAIL PROTECTED] wrote:
Edward The definition of a component model I use below is a class which
Edward allows properties, methods, and events in a structured way which
Edward can be recognized, usually through some form of introspection
Edward outside of that class. This
Echo wrote:
On 10/9/06, Edward Diener No Spam [EMAIL PROTECTED]
wrote:
The definition of a component model I use below is a class which allows
properties, methods, and events in a structured way which can be
recognized, usually through some form of introspection outside of that
class
Chaz Ginger wrote:
Edward Diener No Spam wrote:
[EMAIL PROTECTED] wrote:
Edward The definition of a component model I use below is a class
which
Edward allows properties, methods, and events in a structured way
which
Edward can be recognized, usually through some form
Robert Kern wrote:
Edward Diener No Spam wrote:
There's nothing wrong with Python's introspection. In fact Python's
facilities in this area and its support for metadata are stronger than
any of these other languages ! However there is no common component
model which specifies that X
goon wrote:
or IBM's Eclipse for Java
Or Eclipse for Python using PyDev? [0]
Those are very nice features but there is no re-usable Python bean
support like there is a Java bean. That was my initial point.
--
http://mail.python.org/mailman/listinfo/python-list
Michael wrote:
Edward Diener No Spam wrote:
Has there ever been, or is there presently anybody, in the Python
developer community who sees the same need and is working toward that
goal of a common component model in Python, blessed and encouraged by
those who maintain the Python language
Hello,
I would like to present a module that I have wrote, called byteplay.
It's a Python bytecode assembler/disassembler, which means that you can
take Python code object, disassemble them into equivalent objects which
are easy to play with, play with them, and then assemble a new,
modified,
George Sakkis wrote:
[EMAIL PROTECTED] wrote:
However, I'm designing another library for
managing multi-dimensional arrays of data. Its purpose is similiar to
that of a spreadsheet - analyze data and preserve the relations between
a source of a calculation and its destination.
Sounds
Hello,
Sybren Stuvel wrote:
I think it's ugly to begin with. In math, one would write simply 'x'
to denote an unsubscribed (ubsubscripted?) 'x'. And another point, why
would one call __getitem__ without an item to call?
I think that in this case, mathematical notation is different from
python
Hello,
Fredrik Lundh wrote:
(but should it really result in an empty tuple? wouldn't None be a bit
more Pythonic?)
I don't think it would. First of all, x[()] already has the desired
meaning in numpy. But I think it's the right thing - if you think of
what's inside the brackets as a list of
Hello,
Following Fredrik's suggestion, I wrote a pre-PEP. It's available on
the wiki, at http://wiki.python.org/moin/EmptySubscriptListPEP and I
also copied it to this message.
Have a good day,
Noam
PEP: XXX
Title: Allow Empty Subscript List Without Parentheses
Version: $Revision$
Hello,
I discovered that I needed a small change to the Python grammar. I
would like to hear what you think about it.
In two lines:
Currently, the expression x[] is a syntax error.
I suggest that it will be evaluated like x[()], just as x[a, b] is
evaluated like x[(a, b)] right now.
In a few
Hello,
Terry Reedy wrote:
In a few more words: Currently, an object can be subscripted by a few
elements, separated by commas. It is evaluated as if the object was
subscripted by a tuple containing those elements.
It is not 'as if'. 'a,b' *is* a tuple and the object *is* subcripted by a
Hello,
Terry Reedy wrote:
So I do not see any point or usefulness in saying that a tuple subcript is
not what it is.
I know that a tuple is *constructed*. The question is, is this,
conceptually, the feature that allows you to ommit the parentheses of a
tuple in some cases. If we see this as
[EMAIL PROTECTED] a écrit :
Hi Folks,
I'm thinking about writing a script that can be run over a whole site
and produce a report about broken links etc...
I've been playing with the urllib2 and httplib modules as a starting
point and have found that with urllib2 it doesn't seem possible
this message was originally posted by someone else and closed without a
proper answer. i'm reposting it in hopes that someone will provide a
solution.
Begin Quote:
I'm attempting to play an mp3 file on OSX, but am running into some
difficulty. When using py-mad and py-ao, I only get static
Can you provide a case where having a test for equality throw an exception
is actually useful? Yes. It will be useful because: 1. The bug of not
finding a key in a dict because it was implicitly hashed by identity and not
by value, would not have happened. 2. You wouldn't get the weird
It seems to me that both Mike's and Fuzzyman's objections were that
sometimes you want the current behaviour, of saying that two objects
are equal if they are: 1. the same object or 2. have the same value
(when it's meaningful). In both cases this can be accomplished pretty
easily: You can do it
Hello,
Guido has decided, in python-dev, that in Py3K the id-based order
comparisons will be dropped. This means that, for example, {} []
will raise a TypeError instead of the current behaviour, which is
returning a value which is, really, id({}) id([]).
He also said that default equality
Hello,
What is the convention for writing C functions which don't return a
value, but can fail?
If I understand correctly,
1. PyArg_ParseTuple returns 0 on failure and 1 on success.
2. PySet_Add returns -1 on failure and 0 on success.
Am I correct? What should I do with new C functions that I
brainsucker wrote:
Python 2.4 | 7.3 The for statement:
---
for_stmt ::= for target_list in expression_list :
suite [else : suite]
New for statement:
--
for_stmt ::= for target_list in expression_list
[ and expression ] :
suite
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