round_nums.py

import pandas as pd


input_file = "input.csv"
output_file = "output.csv"

INTER = "Inter"
INTRA = "Intra"

def round_nums(val):
    copy = round(val, 4)
    if copy < val:
        copy = copy + 0.0001
    return copy

def convert(input_df):
    input_df[INTER] = input_df[INTER].apply(round_nums)
    input_df[INTRA] = input_df[INTRA].apply(round_nums)
    return input_df

input_df = pd.read_csv(input_file)
output_df = convert(input_df)
output_df.to_csv(output_file, index=False)