feat: add optional preclean and postclean options by jylenhofdecat · Pull Request #1245 · actions/setup-python

jylenhof

	await exec('bash', [
	'-c',
	'test $(which python) != "/usr/bin/python" -a $(python -m pip freeze \| wc -l) -gt 0 && python -m pip freeze \| xargs python -m pip uninstall -y \|\| true'
	]);
	// Step 1: Check if python is not /usr/bin/python
	let pythonPath = '';
	await exec('which python', [], {
	listeners: {
	stdout: (data: Buffer) => {
	pythonPath += data.toString();
	}
	}
	});
	pythonPath = pythonPath.trim();

	if (pythonPath !== '/usr/bin/python') {
	// Step 2: Check if there are any installed pip packages
	let pipFreezeOutput = '';
	await exec('python', ['-m', 'pip', 'freeze'], {
	listeners: {
	stdout: (data: Buffer) => {
	pipFreezeOutput += data.toString();
	}
	}
	});
	const packages = pipFreezeOutput
	.split('\n')
	.map(line => line.trim())
	.filter(line => line.length > 0);

	if (packages.length > 0) {
	// Step 3: Uninstall all pip packages
	await exec('python', ['-m', 'pip', 'uninstall', '-y', ...packages]);
	}
	}