username

library2.1.0pypypi✓ verified 84d ago

The `username` library, currently at version 2.1.0, is a small, focused Python package designed to retrieve the current system username. It leverages standard library modules like `os` and `getpass` to determine the active user, providing a simple, cross-platform function. The library has a stable release cadence with occasional updates for robustness.

pip install username

github ↗package ↗homepage ↗

INSTALL

IMPORT

SIG · USERNAME

username

pythonv2.1.0

Install

1.5s avg

Import

—

Disk

16MB

Pass rate

10/ 10

Env Coverage10 / 10

glibc

3.9–3.13

musl

3.9–3.13

Install & Compatibility

Where this runs

tested against v2.1.0 · pip install

no network on importno background threads

Install × environment matrix

Each cell = how many times install + import succeeded across repeated harness runs. Partial = flaky.
glibc = Debian/Ubuntu slim · musl = Alpine Linux

musl

py 3.10–3.920 runs

installs and imports cleanly · install 0.0s · import 0.000s · 17.8MB

glibc

py 3.10–3.920 runs

installs and imports cleanly · install 1.5s · import 0.000s · 18MB

16MB installed

● package 16MB

Code

Verified usage

Verified import paths — ran on the pinned version, not inferred.

user

✓ from username import user

✗ from username import username

Demonstrates the simplest way to get the current username using the `username()` function and how to handle its potential 'unknown' return value.

from username import username current_user = username() print(f"Current system username: {current_user}") # Example of handling potential 'unknown' return if current_user == 'unknown': print("Could not determine username in this environment.") else: print(f"Successfully retrieved username: {current_user}")

Debug

Known issues

gotchaThe `username()` function relies on environment variables (USER, LNAME, USERNAME) and then falls back to `getpass.getuser()`. In highly restricted or non-standard execution environments (e.g., some containers, specific service accounts, or environments without a controlling terminal), these methods might fail or return 'unknown'.

fix

Always check the return value; if it's 'unknown', your environment might lack the necessary context. Consider providing a fallback mechanism or defaulting to an anonymous user.

affects: All versions

gotchaThis library (`username`) is for *retrieving* the current system username. It is commonly confused with `python-usernames` (note the hyphen and plural), which is a library for *validating* usernames against various rules (e.g., banned words, length).

fix

Ensure you are installing and importing the correct library based on your use case: `username` for getting the current user, `python-usernames` for validating username strings.

affects: All versions

Upgrade

Version history

2.1.0latest on PyPI · released Sep 17, 2021

Audit

Dependencies

No dependency data recorded yet.

Agent activity

6 hits · last 30 days

node

Resources

githubhttps://github.com/abranhe/lupe ↗

packagehttps://pypi.org/project/username/ ↗

homepagehttps://projects.abranhe.com/username ↗