Re: dynamic-wind

2017-07-09 Thread Chris Vine
On Sun, 9 Jul 2017 11:09:25 -0300 Vítor De Araújo wrote: > On 09/07/2017 09:59, Chris Vine wrote: > > On Sun, 09 Jul 2017 00:34:13 +0300 > > Marko Rauhamaa writes: > >> Hm. Python's try/finally has several uses in virtually every > >> program. > >> > >> Trouble is, Scheme's continuations make i

Re: dynamic-wind

2017-07-09 Thread Vítor De Araújo
On 09/07/2017 09:59, Chris Vine wrote: > On Sun, 09 Jul 2017 00:34:13 +0300 > Marko Rauhamaa writes: >> Hm. Python's try/finally has several uses in virtually every >> program. >> >> Trouble is, Scheme's continuations make it impossible to know when >> something is really final. >> >> In fact, i

Re: dynamic-wind

2017-07-09 Thread Chris Vine
On Sun, 09 Jul 2017 00:34:13 +0300 Marko Rauhamaa writes: > Hm. Python's try/finally has several uses in virtually every > program. > > Trouble is, Scheme's continuations make it impossible to know when > something is really final. > > In fact, implementing coroutines and cooperative multitaski

Re: dynamic-wind

2017-07-09 Thread David Kastrup
Marko Rauhamaa writes: > Amirouche Boubekki : > >> I consider dynamic-wind an advanced concept not required for usual >> hacking. > > Hm. Python's try/finally has several uses in virtually every program. > > Trouble is, Scheme's continuations make it impossible to know when > something is really