/usr/lib/python3.7/importlib/__init__.py:127: in import_module return _bootstrap._gcd_import(name[level:], package, level) <frozen importlib._bootstrap>:1006: in _gcd_import ??? <frozen importlib._bootstrap>:983: in _find_and_load ??? <frozen importlib._bootstrap>:967: in _find_and_load_unlocked ??? <frozen importlib._bootstrap>:677: in _load_unlocked ??? .tox/py3/lib/python3.7/site-packages/_pytest/assertion/rewrite.py:168: in exec_module exec(co, module.__dict__) .tox/py3/lib/python3.7/site-packages/swh/loader/package/deposit/tests/conftest.py:11: in <module> from swh.loader.package.deposit.loader import ApiClient .tox/py3/lib/python3.7/site-packages/_pytest/assertion/rewrite.py:168: in exec_module exec(co, module.__dict__) .tox/py3/lib/python3.7/site-packages/swh/loader/package/deposit/loader.py:18: in <module> from swh.loader.package.loader import ( .tox/py3/lib/python3.7/site-packages/_pytest/assertion/rewrite.py:168: in exec_module exec(co, module.__dict__) .tox/py3/lib/python3.7/site-packages/swh/loader/package/loader.py:34: in <module> from swh.loader.core import discovery .tox/py3/lib/python3.7/site-packages/_pytest/assertion/rewrite.py:168: in exec_module exec(co, module.__dict__) .tox/py3/lib/python3.7/site-packages/swh/loader/core/discovery.py:15: in <module> from swh.storage import StorageInterface E ImportError: cannot import name 'StorageInterface' from 'swh.storage' (/var/lib/jenkins/workspace/DLDBASE/tests-on-diff/.tox/py3/lib/python3.7/site-packages/swh/storage/__init__.py)