import argparse
from collections import Counter

def remove_duplicates(file_path):
    with open(file_path, 'r') as file:
        lines = file.readlines()

    line_counts = Counter(lines)

    duplicates = [line for line, count in line_counts.items() if count > 1]

    if not duplicates:
        print(f"No duplicates found in {file_path}.")
        return

    with open(file_path, 'w') as file:
        unique_lines = set(lines)
        file.writelines(unique_lines)

    print(f"{len(duplicates)} duplicates removed from {file_path}.")
    print("Removed duplicates:")
    print("")
    for duplicate in duplicates:
        print(duplicate.strip())

def main():
    parser = argparse.ArgumentParser(description='Remove duplicate lines from a text file.')
    parser.add_argument('file', nargs='?', help='Path to the text file to remove duplicates')

    args = parser.parse_args()

    if args.file:
        file_path = args.file
    else:
        file_path = input("Enter the path to the text file: ")

    remove_duplicates(file_path)

if __name__ == "__main__":
    main()