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#!/usr/bin/env python3

"""Emulate wc (word count)"""

import argparse

import sys

# --------------------------------------------------

def get_args():

"""Get command-line arguments"""

parser = argparse.ArgumentParser(

description='Emulate wc (word count)',

formatter_class=argparse.ArgumentDefaultsHelpFormatter)

parser.add_argument('file',

metavar='FILE',

nargs='*',

default=[sys.stdin],

type=argparse.FileType('rt'),

help='Input file(s)')

return parser.parse_args()

# --------------------------------------------------

def main():

"""Make a jazz noise here"""

args = get_args()

total_lines, total_bytes, total_words = 0, 0, 0

for fh in args.file:

num_lines, num_words, num_bytes = 0, 0, 0

for line in fh:

num_lines += 1

num_bytes += len(line)

num_words += len(line.split())

total_lines += num_lines

total_bytes += num_bytes

total_words += num_words

print(f'{num_lines:8}{num_words:8}{num_bytes:8} {fh.name}')

if len(args.file) > 1:

print(f'{total_lines:8}{total_words:8}{total_bytes:8} total')

# --------------------------------------------------

if __name__ == '__main__':

main()