#!/usr/bin/env python3
"""
text_stats.py - Quick utility to count lines, words, and characters in text files.
Usage: python text_stats.py <file1> [file2] ...
"""
import sys

def analyze_text(filepath):
    """Return (lines, words, chars) for a text file."""
    try:
        with open(filepath, 'r', encoding='utf-8', errors='replace') as f:
            content = f.read()
        lines = content.count('\n') + (1 if content and not content.endswith('\n') else 0)
        lines = len(content.splitlines()) if content.strip() else 0
        words = len(content.split())
        chars = len(content)
        return lines, words, chars
    except Exception as e:
        return None, None, None

def main():
    if len(sys.argv) < 2:
        print("Usage: python text_stats.py <file1> [file2] ...")
        sys.exit(1)

    for filepath in sys.argv[1:]:
        lines, words, chars = analyze_text(filepath)
        if lines is None:
            print(f"{filepath}: error reading file")
            continue
        print(f"{filepath}: {lines} lines, {words} words, {chars} chars")

if __name__ == '__main__':
    main()