Re: equivalent to C pointer

2013-04-18 Thread abdelkader belahcene
Thanks a lot, I think this does the task cheers On Thu, Apr 18, 2013 at 7:14 PM, David Robinow wrote: > On Thu, Apr 18, 2013 at 1:50 PM, abdelkader belahcene < > abelahc...@gmail.com> wrote: > >> Thanks for answer, >> but with C we can compile the trapeze function and put it in librairy, >> I

Re: equivalent to C pointer

2013-04-18 Thread Tim Chase
On 2013-04-18 18:07, Neil Cerutti wrote: > There's no linking stage in Python. Everything you use must be > defined before you use it. "must be defined", only if you don't want an error. But in python, it isn't even REQUIRED that it be defined: some_undefined_function("args go here") will bom

Re: equivalent to C pointer

2013-04-18 Thread Ian Kelly
On Thu, Apr 18, 2013 at 11:50 AM, abdelkader belahcene wrote: > Thanks for answer, > but with C we can compile the trapeze function and put it in librairy, > If we try to save the trapeze alone in package to import it later, I > think, I am not sure > it will be refused because F1 and sin are n

Re: equivalent to C pointer

2013-04-18 Thread David Robinow
On Thu, Apr 18, 2013 at 1:50 PM, abdelkader belahcene wrote: > Thanks for answer, > but with C we can compile the trapeze function and put it in librairy, > If we try to save the trapeze alone in package to import it later, I > think, I am not sure > it will be refused because F1 and sin are no

Re: equivalent to C pointer

2013-04-18 Thread Neil Cerutti
On 2013-04-18, abdelkader belahcene wrote: > Thanks for answer, > but with C we can compile the trapeze function and put it in > librairy, If we try to save the trapeze alone in package to > import it later, I think, I am not sure it will be refused > because F1 and sin are not define !!! t

Re: equivalent to C pointer

2013-04-18 Thread David Robinow
On Thu, Apr 18, 2013 at 1:06 PM, abdelkader belahcene wrote: > Hi everybody, > > I am new to python and I am discovering it. > I know C well, > and want to know if python knows how to manage Pointers > like pointer to function here is a C example how to write it in python > Intergration with tra

Re: equivalent to C pointer

2013-04-18 Thread abdelkader belahcene
Thanks for answer, but with C we can compile the trapeze function and put it in librairy, If we try to save the trapeze alone in package to import it later, I think, I am not sure it will be refused because F1 and sin are not define !!! this is the power of the C pointers !!! the link is dyn

Re: equivalent to C pointer

2013-04-18 Thread Chris Kaynor
While Python does not have pointers, Python functions are objects, and they may be passed like any other object: def F1(x): return x * x def Trapeze(Fonc, left, right, step): ...code... Y1 = Fonc(X1) ...code... def main(): ...code... y = Trapeze(F1, -2.5, 3.2, 0.1) ...co

Re: equivalent to C pointer

2013-04-18 Thread Karim
Hello, There is no such notion in python. But the closest are iterators and generator functions. Cheers Karim On 18/04/2013 19:06, abdelkader belahcene wrote: Hi everybody, I am new to python and I am discovering it. I know C well, and want to know if python knows how to manage Pointers lik

equivalent to C pointer

2013-04-18 Thread abdelkader belahcene
Hi everybody, I am new to python and I am discovering it. I know C well, and want to know if python knows how to manage Pointers like pointer to function here is a C example how to write it in python Intergration with trapeze method When we write Trapeze ( at the compilation level) we don't k