{"id":2183,"library":"pathlib2","title":"pathlib2 Library","description":"pathlib2 is a backport of the standard library module `pathlib` to Python versions 2.6, 2.7, 3.2, and 3.3. It provides an object-oriented filesystem path abstraction. For Python 3.4 and up, `pathlib` is part of the standard library, making `pathlib2` generally unnecessary for modern projects. The current version is 2.3.7.post1, and it's in community maintenance.","status":"maintenance","version":"2.3.7.post1","language":"python","source_language":"en","source_url":"https://github.com/jazzband/pathlib2","tags":["filesystem","path","backport","python2","object-oriented"],"install":[{"cmd":"pip install pathlib2","lang":"bash","label":"Install `pathlib2`"}],"dependencies":[],"imports":[{"note":"When using `pathlib2`, ensure you import `Path` from `pathlib2`, not the standard library's `pathlib`.","wrong":"from pathlib import Path","symbol":"Path","correct":"from pathlib2 import Path"}],"quickstart":{"code":"from pathlib2 import Path\n\n# Create a Path object\np = Path('/tmp/my_file.txt')\n\n# Check if it exists\nprint(f\"Does {p} exist? {p.exists()}\")\n\n# Get parent directory\nprint(f\"Parent directory: {p.parent}\")\n\n# Get file name\nprint(f\"File name: {p.name}\")\n\n# Create a new path by joining\nnew_dir = Path('/tmp/my_data')\nnew_dir.mkdir(exist_ok=True)\nnew_file = new_dir / 'output.log'\nnew_file.touch()\n\nprint(f\"New file created: {new_file.exists()}\")\nprint(f\"Contents of new_file: {new_file.read_text()}\")\n\n# Clean up\nnew_file.unlink()\nnew_dir.rmdir()\n","lang":"python","description":"This quickstart demonstrates basic usage of `pathlib2.Path` to represent filesystem paths, check existence, manipulate path components, and create/delete files and directories."},"warnings":[{"fix":"Remove `pathlib2` from your dependencies and change imports from `from pathlib2 import Path` to `from pathlib import Path`.","message":"For Python 3.4 and newer, use the standard library module `pathlib` instead of `pathlib2`. `pathlib2` is a backport for older Python versions only.","severity":"breaking","affected_versions":"All Python versions >= 3.4"},{"fix":"If you require newer `pathlib` features, you must migrate to a Python version where the standard library `pathlib` includes those features and switch away from `pathlib2`.","message":"`pathlib2`'s API reflects an older state of the standard library `pathlib`. It does not include features, methods, or bug fixes introduced in `pathlib` in more recent Python versions (e.g., Python 3.5+).","severity":"gotcha","affected_versions":"All `pathlib2` versions compared to `pathlib` in Python 3.5+"},{"fix":"Be aware that `pathlib2` is stable but not actively evolving. For projects needing active development or modern `pathlib` features, prioritize Python versions with a current standard library `pathlib`.","message":"The `pathlib2` project is maintained by Jazzband, which implies community maintenance for its intended purpose (older Python versions). Active feature development or significant updates to align with the latest `pathlib` API are not expected.","severity":"gotcha","affected_versions":"All `pathlib2` versions"}],"env_vars":null,"search_vec":"'2.3.7':53 '2.6':16 '2.7':17 '3.2':18 '3.3':20 '3.4':32 'abstract':29 'backport':6,63 'communiti':59 'current':50 'filesystem':27,61 'general':44 'librari':2,10,41 'mainten':60 'make':42 'modern':47 'modul':11 'object':25,66 'object-ori':24,65 'orient':26,67 'part':37 'path':28,62 'pathlib':12,35 'pathlib2':1,3,43 'post1':54 'project':48 'provid':22 'python':14,31 'python2':64 'standard':9,40 'unnecessari':45 'version':15,51","created_at":"2026-04-09T18:47:04.100385+00:00","updated_at":"2026-04-16T17:55:09.487440+00:00","problems":[{"fix":"Install the package using pip: `pip install pathlib2` or `pip3 install pathlib2` if you are targeting a specific Python 3 environment.","cause":"The `pathlib2` package is not installed in the current Python environment or the environment where the code is being executed.","error":"ModuleNotFoundError: No module named 'pathlib2'"},{"fix":"Ensure consistent usage of either `pathlib` or `pathlib2`. If targeting older Python versions, always import from `pathlib2` and convert any `pathlib.Path` objects to `pathlib2.Path` or a string if necessary, e.g., `import pathlib2 as pathlib` and explicitly convert objects with `pathlib2.Path(str(some_pathlib_path))`.","cause":"This error often occurs in Python environments (typically Python < 3.4 or 3.5) where `pathlib2` is explicitly used, but a `pathlib.Path` object from the standard library `pathlib` (which might be incidentally installed or available) is passed to a function expecting a `pathlib2.Path` or a string.","error":"TypeError: argument should be a str object or an os.PathLike object returning str, not <class 'pathlib.PosixPath'>"},{"fix":"Use the `/` operator for path concatenation, which is the idiomatic way to join paths with `pathlib` and `pathlib2`. Alternatively, convert the `Path` object to a string explicitly using `str()` before concatenation if string operations are truly needed. Example: `my_path / 'filename.txt'` or `str(my_path) + '.bak'`.","cause":"This error arises when attempting to concatenate a `pathlib2.Path` object (or `pathlib.Path` from the standard library) directly with a string using the `+` operator, as `Path` objects do not support string concatenation.","error":"TypeError: unsupported operand type(s) for +: 'PosixPath' and 'str'"},{"fix":"Instead of string-based methods, use the object-oriented methods provided by the `pathlib2.Path` object. For example, to get the directory name, use `.parent`; to get the filename, use `.name`. If a string representation is absolutely required for string methods, convert the `Path` object to a string first using `str(my_path).rfind(...)`.","cause":"This error occurs when a method specific to string objects, like `rfind` (often used with `os.path`), is called on a `pathlib2.Path` object (or `pathlib.Path`). `Path` objects are not strings and have their own set of methods for path manipulation.","error":"AttributeError: 'PosixPath' object has no attribute 'rfind'"}],"ecosystem":"pypi","meta_description":null,"install_score":null,"quickstart_score":null,"quickstart_tag":null,"pypi_latest":"2.3.7.post1","cli_name":"","cli_version":null,"type":"library","homepage":null,"github":"https://github.com/jazzband/pathlib2","docs":null,"changelog":null,"pypi":"https://pypi.org/project/pathlib2/","npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"categories":[],"base_url":null,"auth_type":null,"provenance":{"verified_status":"passing","verified_at":"2026-06-28","last_verified":"2026-08-28","next_check":"2026-07-28","install_tag":null}}