130 MB w/ no caching added, 150 MB w/ Derivative.new() cached, 160 MB w/ Derivative.new() and Basic.free_symbols() cached.
I'm going to work on this semi-localized cache thing right now. On Wed, Aug 7, 2013 at 6:44 PM, Aaron Meurer <[email protected]> wrote: > On Wed, Aug 7, 2013 at 6:04 PM, Gilbert Gede <[email protected]> > wrote: > > So, just applying @cacheit to Derivative.new() provides the 60% > reduction in > > time for the bike test, and all SymPy tests pass. I also tried cacheing > > Basic.free_symbols. That (combined with the Derivative.new() cache) gave > a > > 87% reduction in time for the bike test (~150s -> ~20s). Unfortunately, a > > lot of tests failed or raised exceptions... > > But what about memory use? > > > > > Anyways, I think we'd want to check if the cache was on at the beginning > of > > one of these higher-level functions, and only clear it if the > higher-level > > function itself turned on caching, right? To avoid other methods > prematurely > > clearing the cache? > > Yeah, I guess the context manager should increment and decrement a > count. Or each context manager has its own cache as I suggested and > if you are in multiple contexts, then multiple caches are updated. > > This is all actually pretty easy to implement if someone wants to give it > a go. > > Aaron Meurer > > > I actually think having independent caches could be nice, because in > > mechanics I doubt we'd get into problems w/ assumptions, but using one > cache > > throughout the duration of a problem might speed things up (I'm not sure > by > > how much though). > > > > > > -- > > You received this message because you are subscribed to the Google Groups > > "sympy" group. > > To unsubscribe from this group and stop receiving emails from it, send an > > email to [email protected]. > > To post to this group, send email to [email protected]. > > Visit this group at http://groups.google.com/group/sympy. > > For more options, visit https://groups.google.com/groups/opt_out. > > > > > > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/sympy. > For more options, visit https://groups.google.com/groups/opt_out. > -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/sympy. For more options, visit https://groups.google.com/groups/opt_out.
