uniq.py

uniq.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-

'''
Demonstration of how simple it can be to recreate
core functionality of various tools within python
'''

from sys import stdin, stdout, argv

class Uniq:
    def __init__(self):
        self.args = argv
        self.lines = []
        if len(argv) == 1 or '--' in argv:
            self.output()

    def output(self):
        for line in stdin.readlines():
            if line not in self.lines:
                stdout.write(line)
                self.lines.append(line)


if __name__ == '__main__':
    Uniq()