Python脚本实现：遍历目录并创建缺失的指定子文件夹

Hey Dylan, nice work getting the initial loop set up! Let's build out the rest of the functionality to check for and create those required subfolders.

关键补充步骤 #

Your current code already iterates through subfolders in the current directory. Now we need to:

• For each subfolder, check if Contracts and Other Documents already exist
• Create the folders if they're missing

完整实现代码 #

Here's the updated script with all the pieces put together (I've added comments to explain each new part, and adjusted for Python 3 compatibility):

import os

# Define the required subfolders
folders_to_be_made = ['Contracts', 'Other Documents']

# Iterate through all items in the current directory
for folder in os.listdir('.'):
    folder_path = os.path.join(os.getcwd(), folder)
    # Only process directories (skip files)
    if os.path.isdir(folder_path):
        print(f"Checking folder: {folder_path}")
        # Loop through each required subfolder
        for subfolder in folders_to_be_made:
            # Build the full path to the subfolder
            subfolder_path = os.path.join(folder_path, subfolder)
            # Check if the subfolder doesn't exist
            if not os.path.isdir(subfolder_path):
                # Create the subfolder - exist_ok=True prevents errors if it's created mid-script by another process
                os.makedirs(subfolder_path, exist_ok=True)
                print(f"Created missing subfolder: {subfolder_path}")
            else:
                print(f"Subfolder already exists: {subfolder_path}")

重要细节说明 #

• Python 3 Compatibility: I updated the print statement to use parentheses (your original code uses Python 2 syntax). If you're still on Python 2, you can revert that line to print filepath.
• os.makedirs with exist_ok=True: This ensures the script doesn't throw an error if the folder gets created between the check and creation step (a common edge case in multi-process environments).
• Path Construction: Using os.path.join ensures your script works across all operating systems (Windows, macOS, Linux) without hardcoding path separators like / or \.

内容的提问来源于stack exchange，提问作者Dylan Logan