Re: reloading modules and isinstance()

2007-12-14 Thread Diez B. Roggisch
Tlis schrieb: > Hi, > > I have found that it is possible to reassign the instance.__class__ > reference to the same class (but after reloading) to make the > isinstance() test work again! I know that it is a kind of hacking of > the Python interpreter, but it works :-) It's not especially "hackin

Re: reloading modules and isinstance()

2007-12-14 Thread Tlis
Hi, I have found that it is possible to reassign the instance.__class__ reference to the same class (but after reloading) to make the isinstance() test work again! I know that it is a kind of hacking of the Python interpreter, but it works :-) -- http://mail.python.org/mailman/listinfo/python-lis

Re: reloading modules and isinstance()

2007-12-06 Thread Jean-Paul Calderone
On Thu, 06 Dec 2007 13:59:00 +0100, "Diez B. Roggisch" <[EMAIL PROTECTED]> wrote: > [snip] >> >> Who says it isn't feasible? >> >> http://twistedmatrix.com/trac/browser/trunk/twisted/python/rebuild.py > >Nice try - for sure. But it seems to be geared towards special cases, >not a general-purpose "

Re: reloading modules and isinstance()

2007-12-06 Thread Diez B. Roggisch
Jean-Paul Calderone schrieb: > On Thu, 06 Dec 2007 12:21:01 +0100, "Diez B. Roggisch" > <[EMAIL PROTECTED]> wrote: >> Tlis schrieb: >>> On 5 Dec, 13:18, Steven D'Aprano <[EMAIL PROTECTED] >>> cybersource.com.au> wrote: On Tue, 04 Dec 2007 15:41:48 +0100, Diez B. Roggisch wrote: > You just

Re: reloading modules and isinstance()

2007-12-06 Thread Jean-Paul Calderone
On Thu, 06 Dec 2007 12:21:01 +0100, "Diez B. Roggisch" <[EMAIL PROTECTED]> wrote: >Tlis schrieb: >> On 5 Dec, 13:18, Steven D'Aprano <[EMAIL PROTECTED] >> cybersource.com.au> wrote: >>> On Tue, 04 Dec 2007 15:41:48 +0100, Diez B. Roggisch wrote: You just discovered one reason why reload() is

Re: reloading modules and isinstance()

2007-12-06 Thread Diez B. Roggisch
Tlis schrieb: > On 5 Dec, 13:18, Steven D'Aprano <[EMAIL PROTECTED] > cybersource.com.au> wrote: >> On Tue, 04 Dec 2007 15:41:48 +0100, Diez B. Roggisch wrote: >>> You just discovered one reason why reload() is a bad idea and IMHO >>> shouldn't be used at all - as tempting it might be. >> I disagre

Re: reloading modules and isinstance()

2007-12-05 Thread Gabriel Genellina
En Wed, 05 Dec 2007 15:06:43 -0300, Tlis <[EMAIL PROTECTED]> escribi�: > With all the problems of the reload() function, I still hope, that > there should be possible to write a safe module 'reloader', that would > fix the references, as required (e.g. by changing the > variable.__class__ referenc

Re: reloading modules and isinstance()

2007-12-05 Thread Chris Mellon
On Dec 5, 2007 12:06 PM, Tlis <[EMAIL PROTECTED]> wrote: > On 5 Dec, 13:18, Steven D'Aprano <[EMAIL PROTECTED] > cybersource.com.au> wrote: > > On Tue, 04 Dec 2007 15:41:48 +0100, Diez B. Roggisch wrote: > > > You just discovered one reason why reload() is a bad idea and IMHO > > > shouldn't be use

Re: reloading modules and isinstance()

2007-12-05 Thread Tlis
On 5 Dec, 13:18, Steven D'Aprano <[EMAIL PROTECTED] cybersource.com.au> wrote: > On Tue, 04 Dec 2007 15:41:48 +0100, Diez B. Roggisch wrote: > > You just discovered one reason why reload() is a bad idea and IMHO > > shouldn't be used at all - as tempting it might be. > > I disagree -- I find reload

Re: reloading modules and isinstance()

2007-12-05 Thread Diez B. Roggisch
Steven D'Aprano wrote: > On Tue, 04 Dec 2007 15:41:48 +0100, Diez B. Roggisch wrote: > >> You just discovered one reason why reload() is a bad idea and IMHO >> shouldn't be used at all - as tempting it might be. > > > I disagree -- I find reload() extremely useful for interactively testing > mo

Re: reloading modules and isinstance()

2007-12-05 Thread Steven D'Aprano
On Tue, 04 Dec 2007 15:41:48 +0100, Diez B. Roggisch wrote: > You just discovered one reason why reload() is a bad idea and IMHO > shouldn't be used at all - as tempting it might be. I disagree -- I find reload() extremely useful for interactively testing modules. But I would never dream of usi

Re: reloading modules and isinstance()

2007-12-04 Thread Diez B. Roggisch
Tlis wrote: > I am using a software system with an embedded Python interpreter > (version 2.3) for scripting. The KcsPoint2D.py module contains a > Point2D class with the following method: > > def SetFromMidpoint(self, p1, p2): >if not isinstance(p1, Point2D) or not isinstance(p2, Point2D): >

Re: reloading modules

2006-12-15 Thread Kent Johnson
Dustan wrote: > [EMAIL PROTECTED] wrote: >> I'm using python.exe to execute my modules. I have a music.py module >> which contains my classes and a main.py module which uses these >> classes. In python.exe, I call "import main" to execute my program. The >> problem is that I have to close python an

Re: reloading modules

2006-12-06 Thread Frank Millman
[EMAIL PROTECTED] wrote: > I'm using python.exe to execute my modules. I have a music.py module > which contains my classes and a main.py module which uses these > classes. In python.exe, I call "import main" to execute my program. The > problem is that I have to close python and reopen it everyti

Re: reloading modules

2006-12-06 Thread Dustan
Dustan wrote: > [EMAIL PROTECTED] wrote: > > I'm using python.exe to execute my modules. I have a music.py module > > which contains my classes and a main.py module which uses these > > classes. In python.exe, I call "import main" to execute my program. The > > problem is that I have to close pyth

Re: reloading modules

2006-12-06 Thread Dustan
[EMAIL PROTECTED] wrote: > I'm using python.exe to execute my modules. I have a music.py module > which contains my classes and a main.py module which uses these > classes. In python.exe, I call "import main" to execute my program. The > problem is that I have to close python and reopen it everytim