You are right, I meant to say anonymous functions. I think it's a shame that Guido refuses to add this. Almost all modern languages have anonymous functions. It's almost a standard when you are dealing with frameworks and environments that require callbacks.
- lex On Sun, May 19, 2013 at 2:28 PM, Apexi 200sx <[email protected]> wrote: > I think you mean lambda's/anonymous functions. Python has closures, It > also has the lambda statement but this is a restricted version of anonymous > functions as you can only have expressions not statements in them. > > Closures are functions that have the variables of their enclosing scope > closed over and available to them. > > def create_adder(number_to_add=1): > def adder(x): > return x + number_to_add > return adder > > use... > > adder = create_adder(number_to_add=2) > > adder(1) returns 3 > > > > On Sun, May 19, 2013 at 10:18 PM, Lex Berezhny <[email protected]> wrote: > >> I'm afraid to say this but Dart is actually cool enough to possibly >> obviate the usefulness of pyjs. >> >> Biggest problem with Python in the async context is the lack of closures. >> Without closures working in an async environment is just painful. >> >> I will continue to use Python in the context of Django and a few other >> frameworks but I feel like web technologies are moving too fast for us to >> keep up as an open source project. >> >> We're still trying to catchup with GWT 2.0 and google has already moved >> onto Dart, Web Components, shadow DOM, etc. >> >> Maybe someone has a different perspective. I'm curious to hear what you >> guys think about the future or usefulness of pyjs. Other than familiarity I >> don't see what Python gives us now that there are other OOP languages >> available to program the web UI. >> >> When choosing Python with OOP vs JavaScript with closures, I think OOP is >> more important but now with Dart which offers OOP and closures, it's much >> harder to justify the extra effort to use pyjs. >> >> - lex >> >> -- >> >> --- >> You received this message because you are subscribed to the Google Groups >> "Pyjs.org Users" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> For more options, visit https://groups.google.com/groups/opt_out. >> >> >> > > -- > > --- > You received this message because you are subscribed to the Google Groups > "Pyjs.org Users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- --- You received this message because you are subscribed to the Google Groups "Pyjs.org Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
