i have to read a 50,000,000 line file and it’s currently taking about 1.5s/million lines, which means it takes on the order of 80s to pull in the whole file (I do have to mention that my fairly non-trivial math on the 50M points takes about 1s :slight_smile: ) data format on each line is ,,,<float…

Making string to float conversion faster?

purplishrock March 14, 2021, 11:18pm 13

i have what i’m sure is a ridiculously simple question but I just can’t find the answer in the CSV documentation.

once i have a CSV.File object, how do i extract arrays from it ?

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