Python Pandas, write DataFrame to fixed-width file (to_fwf?)

Question

I see that Pandas has read_fwf, but does it have something like DataFrame.to_fwf? I\'m looking for support for field width, numerical precision, a

Answer 1

Until someone implements this in pandas, you can use the tabulate package:

import pandas as pd
from tabulate import tabulate

def to_fwf(df, fname):
    content = tabulate(df.values.tolist(), list(df.columns), tablefmt="plain")
    open(fname, "w").write(content)

pd.DataFrame.to_fwf = to_fwf