============================= test session starts ==============================
platform linux -- Python 3.10.1, pytest-6.2.5, py-1.11.0, pluggy-0.13.1
rootdir: /build/python-flit/src/flit-3.5.1
collected 74 items / 11 errors / 63 selected

==================================== ERRORS ====================================
_______ ERROR collecting flit_core/flit_core/tests/test_build_thyself.py _______
ImportError while importing test module '/build/python-flit/src/flit-3.5.1/flit_core/flit_core/tests/test_build_thyself.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/usr/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
flit_core/flit_core/tests/test_build_thyself.py:5: in <module>
    from testpath import assert_isdir, assert_isfile
E   ModuleNotFoundError: No module named 'testpath'
_________ ERROR collecting flit_core/flit_core/tests/test_buildapi.py __________
ImportError while importing test module '/build/python-flit/src/flit-3.5.1/flit_core/flit_core/tests/test_buildapi.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/usr/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
flit_core/flit_core/tests/test_buildapi.py:5: in <module>
    from testpath import assert_isfile, assert_isdir
E   ModuleNotFoundError: No module named 'testpath'
___________ ERROR collecting flit_core/flit_core/tests/test_sdist.py ___________
ImportError while importing test module '/build/python-flit/src/flit-3.5.1/flit_core/flit_core/tests/test_sdist.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/usr/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
flit_core/flit_core/tests/test_sdist.py:5: in <module>
    from testpath import assert_isfile
E   ModuleNotFoundError: No module named 'testpath'
___________ ERROR collecting flit_core/flit_core/tests/test_wheel.py ___________
ImportError while importing test module '/build/python-flit/src/flit-3.5.1/flit_core/flit_core/tests/test_wheel.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/usr/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
flit_core/flit_core/tests/test_wheel.py:4: in <module>
    from testpath import assert_isfile
E   ModuleNotFoundError: No module named 'testpath'
_____________________ ERROR collecting tests/test_build.py _____________________
ImportError while importing test module '/build/python-flit/src/flit-3.5.1/tests/test_build.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/usr/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
tests/test_build.py:6: in <module>
    from testpath import assert_isdir, MockCommand
E   ModuleNotFoundError: No module named 'testpath'
_____________________ ERROR collecting tests/test_init.py ______________________
ImportError while importing test module '/build/python-flit/src/flit-3.5.1/tests/test_init.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/usr/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
tests/test_init.py:5: in <module>
    from testpath import assert_isfile
E   ModuleNotFoundError: No module named 'testpath'
____________________ ERROR collecting tests/test_install.py ____________________
ImportError while importing test module '/build/python-flit/src/flit-3.5.1/tests/test_install.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/usr/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
tests/test_install.py:10: in <module>
    from testpath import (
E   ModuleNotFoundError: No module named 'testpath'
____________________ ERROR collecting tests/test_tomlify.py ____________________
ImportError while importing test module '/build/python-flit/src/flit-3.5.1/tests/test_tomlify.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/usr/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
tests/test_tomlify.py:5: in <module>
    from testpath import assert_isfile
E   ModuleNotFoundError: No module named 'testpath'
____________________ ERROR collecting tests/test_upload.py _____________________
ImportError while importing test module '/build/python-flit/src/flit-3.5.1/tests/test_upload.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/usr/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
tests/test_upload.py:9: in <module>
    import responses
E   ModuleNotFoundError: No module named 'responses'
___________________ ERROR collecting tests/test_validate.py ____________________
ImportError while importing test module '/build/python-flit/src/flit-3.5.1/tests/test_validate.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/usr/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
tests/test_validate.py:3: in <module>
    import responses
E   ModuleNotFoundError: No module named 'responses'
_____________________ ERROR collecting tests/test_wheel.py _____________________
ImportError while importing test module '/build/python-flit/src/flit-3.5.1/tests/test_wheel.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/usr/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
tests/test_wheel.py:9: in <module>
    from testpath import assert_isfile, assert_isdir, assert_not_path_exists
E   ModuleNotFoundError: No module named 'testpath'
=========================== short test summary info ============================
ERROR flit_core/flit_core/tests/test_build_thyself.py
ERROR flit_core/flit_core/tests/test_buildapi.py
ERROR flit_core/flit_core/tests/test_sdist.py
ERROR flit_core/flit_core/tests/test_wheel.py
ERROR tests/test_build.py
ERROR tests/test_init.py
ERROR tests/test_install.py
ERROR tests/test_tomlify.py
ERROR tests/test_upload.py
ERROR tests/test_validate.py
ERROR tests/test_wheel.py
!!!!!!!!!!!!!!!!!!! Interrupted: 11 errors during collection !!!!!!!!!!!!!!!!!!!
============================== 11 errors in 4.09s ==============================
==> ERROR: A failure occurred in check().
    Aborting...