🤑 Join the Treehouse affiliate program and earn 25% recurring commission!

New No-Code Track! 🚀start learning today!

🌟 Dreaming of a bright future? 🎓 Ask about the Treehouse Scholarship program! 🚀

✨ Earn college credits in Cybersecurity, JS, HTML, CSS and Python

  • Treehouse Logo
  • Plans
    Chevron
    • For Individuals
    • For Businesses
    • For Schools
    • For Libraries
    • For Military
  • Library
    Chevron
    • All Courses
    • Tracks
    • College Credit
  • Techdegree
    Chevron
    • Overview
    • Front End Development
    • Full Stack JavaScript
    • Data Analysis
    • UX Design
    • Python
  • Community
    Chevron
    • Community Projects
    • Live Sessions
    • Code Adventures
    • Discord
    • Forum
    • Success Stories
    • Treehouse Links
    • 100 Days of Code
  • Resources
    Chevron
    • Career Toolbox
    • CodeForward
    • Free Treehouse Near Me
    • Jobs
    • Blog
    • Support
    • About
  • For Individuals For Businesses For Schools For Libraries For Military
  • All Courses Tracks College Credit
  • Overview Front End Web Development Full Stack JavaScript Python Development Data Analysis UX Design
  • Community Projects Live Sessions Code Adventures Discord Forum Success Stories Treehouse Links 100 Days of Code
  • Career Toolbox CodeForward Free Treehouse Near Me Jobs Blog Support About
  • Sign In
  • Free Trial
Instagram Twitter Facebook YouTube LinkedIn
    • Newest
      • Newest
      • Active
      • Unanswered
      • Featured
    • All Topics
      • All Topics
      • • General Discussion
      • • AI
      • • Android
      • • APIs
      • • Coding for Kids
      • • College Credit
      • • Computer Science
      • • CSS
      • • Data Analysis
      • • Databases
      • • Design
      • • Development Tools
      • • Digital Literacy
      • • Game Development
      • • Go Language
      • • HTML
      • • Java
      • • JavaScript
      • • Learning Resources
      • • Machine Learning
      • • No-Code
      • • PHP
      • • Professional Growth
      • • Python
      • • Quality Assurance
      • • React
      • • Ruby
      • • Security
      • • Swift
  • Jeremy Dyck
    Jeremy Dyck
    12,013 Points

    Why am I getting NoneType on my re.search() ?

    Posted May 24, 2023 7:54pm by Jeremy Dyck
    Jeremy Dyck
    12,013 Points
    • Python
    • Python for File Systems
    • Manipulation
    • Consistency

    2 Answers

  • David Sampimon
    David Sampimon
    12,026 Points

    Why won't this pass the challenge?

    Posted May 16, 2022 8:36pm by David Sampimon
    David Sampimon
    12,026 Points
    • Python
    • Python for File Systems
    • Manipulation
    • Consistency

    1 Answer

  • Calvin Miracle
    Calvin Miracle
    22,028 Points

    Need help with filename cleanup challenge

    Posted May 31, 2021 3:44pm by Calvin Miracle
    Calvin Miracle
    22,028 Points
    • Python
    • Python for File Systems
    • Manipulation
    • Consistency

    0 Answers

  • John Davis
    John Davis
    16,469 Points

    Not quite sure why the File Not Found Error

    Posted January 5, 2021 5:58am by John Davis
    John Davis
    16,469 Points
    • Python
    • Python for File Systems
    • Manipulation
    • Consistency

    2 Answers

  • liamthornback2
    liamthornback2
    9,618 Points

    Not sure what to do

    Posted October 11, 2018 3:42pm by liamthornback2
    liamthornback2
    9,618 Points
    • Python
    • Python for File Systems
    • Manipulation
    • Consistency

    0 Answers

  • Jonathan Beard
    Jonathan Beard
    1,681 Points

    Need assistance in splitting date and names for function

    Posted April 6, 2018 4:54pm by Jonathan Beard
    Jonathan Beard
    1,681 Points
    • Python
    • Python for File Systems
    • Manipulation
    • Consistency

    0 Answers

  • Mohammed Ismail
    Mohammed Ismail
    7,190 Points

    FileNotFoundError: [Errno 2] No such file or directory: '/workdir/messy/messy'

    Posted March 30, 2018 11:03am by Mohammed Ismail
    Mohammed Ismail
    7,190 Points
    • Python
    • Python for File Systems
    • Manipulation
    • Consistency

    1 Answer

  • Mohammed Ismail
    Mohammed Ismail
    7,190 Points

    Python - Consistency.py

    Posted March 30, 2018 6:15am by Mohammed Ismail
    Mohammed Ismail
    7,190 Points
    • Python
    • Python for File Systems
    • Manipulation
    • Consistency

    3 Answers

  • Michael Jorgensen
    Michael Jorgensen
    1,189 Points

    I've tested this problem on my laptop and it works just fine.

    Posted December 15, 2017 6:59pm by Michael Jorgensen
    Michael Jorgensen
    1,189 Points
    • Python
    • Python for File Systems
    • Manipulation
    • Consistency

    1 Answer

  • Nikolay Nogin
    Nikolay Nogin
    22,154 Points

    Help! ('posix.DirEntry' object has no attribute 'startswith' )

    Posted October 5, 2017 5:52pm by Nikolay Nogin
    Nikolay Nogin
    22,154 Points
    • Python
    • Python for File Systems
    • Manipulation
    • Consistency

    1 Answer

  • hamsternation
    hamsternation
    26,616 Points

    Am I tackling this directory renaming problem correctly?

    Posted August 21, 2017 10:16pm by hamsternation
    hamsternation
    26,616 Points
    • Python
    • Python for File Systems
    • Manipulation
    • Consistency

    5 Answers

  • Thomas Smith
    Thomas Smith
    23,240 Points

    This code works in PyCharm but not in the challenge.

    Posted August 9, 2017 4:56pm by Thomas Smith
    Thomas Smith
    23,240 Points
    • Python
    • Python for File Systems
    • Manipulation
    • Consistency

    4 Answers

Posting to the forum is only allowed for members with active accounts.
Please sign in or sign up to post.

    Treehouse

  • About
  • Blog
  • Careers
  • Community
  • Stories
  • Shop
  • Contact
  • Gift Card

See Full Catalogue

Techdegree

  • Front End Web Development
  • Full Stack JavaScript
  • Python Development
  • Data Analysis
  • UX Design

Tracks

  • Learn to Code for Beginners
  • Beginning Python
  • Beginning SQL
  • Beginning Java
  • ...see more

Courses

  • JavaScript Basics
  • Intro to HTML & CSS
  • Python Basics
  • CSS Layout
  • ...see more

Explore

  • Plans
  • Affiliates
  • Perks
  • Free Treehouse Near Me
  • Treehouse for Libraries
  • Treehouse for Businesses
  • Twitter
  • YouTube
  • Facebook
  • LinkedIn
  • Instagram
Terms & Conditions | Privacy

© 2025 Treehouse Island, Inc.