打印文件夹内每个文件的行数

import os

def count_lines(file_path):
    with open(file_path, 'r', encoding='utf-8') as file:
        lines = file.readlines()
        return len(lines)

def print_file_line_counts(folder_path):
    for root, dirs, files in os.walk(folder_path):
        for file in files:
            file_path = os.path.join(root, file)
            line_count = count_lines(file_path)
            print(f"{file_path}: {line_count} lines")

folder_path = '/path/to/folder'
print_file_line_counts(folder_path)