py.test --alluredir [path_to_report_dir]
# WARNING [path_to_report_dir] will be purged at first run

pytest_plugins = 'allure.pytest_plugin',\

import allure

def test_foo():
    allure.attach('my attach', 'Hello, World')

import pytest

def test_foo():
    with pytest.allure.step('step one'):
        # do stuff

    with pytest.allure.step('step two'):
        # do more stuff

import pytest

@pytest.allure.step
def make_test_data_foo():
    # do stuff

def test_foo():
    assert make_some_data_foo() is not None

@pytest.allure.step('make_some_data_foo')
def make_some_data_bar():
    # do another stuff

def test_bar():
    assert make_some_data_bar() is not None

import allure

@allure.step('some operation')
def do_operation():
    # do stuff

import pytest

@pytest.allure.severity(pytest.allure.severity_level.MINOR)
def test_minor():
    assert False


@pytest.allure.severity(pytest.allure.severity_level.CRITICAL)
class TestBar:

    # will have CRITICAL priority
    def test_bar(self):
        pass

    # will have BLOCKER priority via a short-cut decorator
    @pytest.allure.BLOCKER
    def test_bar(self):
        pass

import allure


@allure.feature('Feature1')
@allure.story('Story1')
def test_minor():
    assert False


@allure.feature('Feature2')
@allure.story('Story2', 'Story3')
@allure.story('Story4')
class TestBar:

    # will have 'Feature2 and Story2 and Story3 and Story4'
    def test_bar(self):
        pass