tests/conftest.py

import sys
import os

import pytest

if sys.version_info < (2, 7, 0):

    @pytest.fixture
    def caplog():
        # On Python 2.6, any tests depending on caplog fixture are effectively
        # skipped as it is not present on the available pytest versions.
        yield None


@pytest.fixture(autouse=True)
def set_debug_var():
    os.environ["MORE_EXECUTORS_DEBUG"] = "1"
    yield
    del os.environ["MORE_EXECUTORS_DEBUG"]


@pytest.fixture(scope="session", autouse=True)
def dump_metrics():
    yield

    try:
        import prometheus_client  # pylint: disable=import-error
    except Exception:
        return

    metrics = prometheus_client.generate_latest().decode("utf-8")
    print(metrics)