unittest-parallel

1.8.0 verified Fri May 01 auth: no python

unittest-parallel is a parallel unit test runner for Python's unittest framework with coverage support. Version 1.8.0, maintained, with monthly releases.

pip install unittest-parallel

Common errors

error unittest_parallel is not defined ↓

cause Trying to import unittest_parallel as a Python module.

fix

Do not import; run python -m unittest-parallel from command line.

error ModuleNotFoundError: No module named 'unittest_parallel' ↓

cause Attempting to import the package as a library.

fix

Install with pip and use command line tool, not import.

Warnings

gotcha Do not import unittest_parallel as a module; use the command line tool `python -m unittest-parallel` or the `unittest-parallel` script. ↓

fix Use `python -m unittest-parallel` instead of `import unittest_parallel`.

deprecated The `-j` flag for specifying number of processes is deprecated; use `--processes` instead. ↓

fix Replace `-j 4` with `--processes 4`.

breaking Python 3.6 support dropped in version 1.7.0. ↓

fix Use Python 3.7 or later.

Imports

unittest-parallel

wrong

import unittest_parallel

correct

# This is a CLI tool, no import needed. Run: python -m unittest-parallel

unittest-parallel is a command-line tool, not a library for import.

Quickstart

Run all tests in parallel with verbose output.

python -m unittest-parallel -v