Nothing changes, the original implementation was int(float(x)) if x else 0 However, I so that the overhead was the same if not using int.
Λήψη του BlueMail για Android Στις 16 Φεβ 2022, 06:24 ,και ώρα 06:24 ,Dan Stromberg <drsali...@gmail.com> έγραψε: >I doubt this is an expected result for Pypy3. > >But what if you use: >result[i] = float(x) if x else 0.0 > >...to make result be of homogeneous type? > >On Tue, Feb 15, 2022 at 3:36 AM Ioannis Foufoulas <johnf...@gmail.com> >wrote: > >> Hi, >> I have an embedded function: >> >> @ffi.def_extern() >> def toint(input,insize,result): >> for i in range(insize): >> x = ffi.string(input[i]) >> result[i] = float(x) if x else 0 >> return 1 >> >> It seems that this runs around 30-40% percent slower in PyPy3 than in >2. >> >> Input is a char** c array and result is a float c array. The >difference is >> not in ffi.string >> If having `result[i] = 1 if x else 0` it runs same in both versions. >Any >> ideas? >> >> _______________________________________________ >> pypy-dev mailing list >> pypy-dev@python.org >> https://mail.python.org/mailman/listinfo/pypy-dev >>
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