import os
import random
import string


class Config:
    SECRET_KEY = os.environ.get('SECRET_KEY') or \
            ''.join(random.choices(string.ascii_letters, k=20))
    DATA_DIR   = os.environ.get('DATA_DIR') or '/var/tmp/prolefeeder-test-data'
    TMP_DIR    = os.environ.get('TMP_DIR') or '/var/tmp'
    MAX_LENGTH = os.environ.get('MAX_LENGTH') or 180
    KBITS      = os.environ.get('KBITS') or 128