import os
import re

files = os.listdir()
filename = re.compile(r'cd-1-Re[-+]\d')
results = filter(filename.match, files)

for data in list(results):
    a = open(data,'r')
    lines = list(a)
    a.close()
    del lines[0:2]

    new_file = open(data + '.csv', 'a+')

    for line in lines:
        number = re.compile(r'\d\.\d{5}e[-+]\d{2}')
        cd_data = number.findall(line)
        cd_old = float(cd_data[1])
        cd_new = cd_old / 0.4
        new_line_to_print = cd_data[0] + ',' + str(cd_new)
        new_file.write(new_line_to_print)
        new_file.write('\n')

    new_file.close()