# standard imports
import os
import sys


class OutputWriter:

    def write(self, k, v):
        raise NotImplementedError()


class StdoutWriter:

    def write(self, k, v):
        sys.stdout.write('{}\t{}\n'.format(k, v))


class KVWriter(OutputWriter):

    def __init__(self, path):
        os.stat(path)
        self.path = path


    def write(self, k, v):
        fp = os.path.join(self.path, str(k))
        f = open(fp, 'wb')
        f.write(v)
        f.close()