Python, Pandas, Data Science, Machine Learning, Pandas Dataframe.
std. dev. of 7 runs, 1 loop each) %timeit df.to_feather("df.feather") #368 ms ± 19.4 ms per loop (mean ± std. dev. of 7 runs, 1 loop each) def write_table(df): dtf = dt.Frame(df) dtf.to_csv("df_.csv") %timeit write_table(df) #559 ms ± 10.1 ms per loop (mean ± std. dev. of 7 runs, 1 loop each)