import pandas as pd

r = pd.read_csv('../train/expected.tsv', header = None)
mean = str(float(r.mean()))

with open('../dev-0/out.tsv','w') as f_out, open('../dev-0/in.tsv', 'r') as f_in:
    pass
    for line in f_in:
        f_out.write(mean + '\n')

with open('../test-A/out.tsv','w') as f_out, open('../test-A/in.tsv', 'r') as f_in:
    pass
    for line in f_in:
        f_out.write(mean + '\n')