即使我使用 Python 工作这么久,我仍然偶尔会遇到包结构的问题。
我正在尝试从下面的目录结构的根目录运行$ pipelinenv run pytest
(即src/上方的..
)
src/
physics/
__init__.py
pathing.py
road/
tests/
__init__.py
test_traffic.py
__init__.py
traffic.py
__init__.py
main.py
交通.py:
from physics import pathing
class Intersection():
...
class Vehicle():
...
test_traffic.py
from src.road.traffic import Intersection, Vehicle
def test_intersection():
...
但是,我受到以下打击:
======================================================================= ERRORS ========================================================================
___________________________________________________ ERROR collecting src/road/tests/test_traffic.py ___________________________________________________
ImportError while importing test module '/Users/justian/scripts/py-traffic-sim/src/road/tests/test_traffic.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
src/road/tests/test_traffic.py:1: in <module>
from src.road.traffic import Intersection, Vehicle
src/road/traffic.py:13: in <module>
from physics import pathing
E ModuleNotFoundError: No module named 'physics'
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Interrupted: 1 error during collection !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
================================================================== 1 error in 0.38s ===================================================================
看起来我误解了 pytest 如何导入我的模块,或者误解了我的模块如何相互引用。 $ pipelinenv run pytest
和 $ pipelinenv run python -m pytest
产生相同的结果。
如何正确地将 Intersection
和 Vehicle
导入到 test_traffic.py 中?
最佳答案
从src
中删除__init__.py
文件。
例如
src/
physics/
__init__.py
pathing.py
road/
tests/
__init__.py
test_traffic.py
__init__.py
traffic.py
__init__.py # Remove this one
main.py
关于python - Pytest 模块未找到错误,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/59834619/