suspect-devices/circuitpython/tests/bench/var-6.1-instance-attr-5.py, branch main CircuitPython - a Python implementation for teaching coding with microcontrollers https://git.suspectdevices.com/suspect-devices/circuitpython/atom?h=main 2021-03-15T13:57:36+00:00 run code formatting script 2021-03-15T13:57:36+00:00 microDev 70126934+microDev1@users.noreply.github.com 2021-03-15T13:57:36+00:00 urn:sha1:a52eb88031620a81521b937f2a0651dbac2bb350 tests/bench: Add testcases for lookup in 5-el instance and namedtuple. 2014-05-07T19:34:00+00:00 Paul Sokolovsky pfalcon@users.sourceforge.net 2014-05-07T18:33:36+00:00 urn:sha1:6638ea9ca37377a8136fb25f64f7c7710f641cd2 ... and we have not that bad mapping type after all - lookup time is ~ the same as in one-attr instance. My namedtuple implementation on the other hand degrades awfully. So, need to rework it. First observation is that named tuple fields are accessed as attributes, so all names are interned at the program start. Then, really should store field array as qstr[], and do quick 32/64 bit scan thru it.