import sys
import os

raw_dir = '../CSV_files_raw/'
fixed_dir = '../CSV_fixed'

if not os.path.exists(fixed_dir):
    os.mkdir(fixed_dir)

f_dict = {os.path.basename(f):[os.path.join(raw_dir, f),
                                  os.path.join(fixed_dir, f)]
             for f in os.listdir(raw_dir) if f.endswith('.csv')} 

for f in f_dict.keys():
    with open(f_dict[f][0], 'r') as raw, open(f_dict[f][1], 'w') as fixed:
        for line in raw:
            line = line.strip().split('\t')
            fixed.write(','.join(line) + '\n')