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[英]How to import python module from different directory, same level, but different folder
[英]python import from different level directory no module find
python 从不同级别的目录导入得到导入错误
目录结构。
# all __init__.py files are empty
import/
├── helpers
│ ├── __init__.py
│ ├── helper1
│ │ ├── __init__.py
│ │ ├── helper1_module1.py
│ │ └── helper1_module2.py
│ └── helper2
│ ├── __init__.py
│ ├── helper2_module1.py
│ └── helper2_module2.py
└── services
├── __init__.py
├── service1
│ ├── __init__.py
│ └── service1_api.py
└── service2
helper1_module1.py
class Helper1Module1():
def function1(self):
print("executed from Helper1Module1 Class function1")
def function2(self):
print("executed from Helper1Module1 Class function2")
service1_api.py
from helpers.helper1.helper1_module1 import Helper1Module1
h = Helper1Module1()
h.function1()
错误:
python3 services/service1/service1_api.py
Traceback (most recent call last):
File "services/service1/service1_api.py", line 1, in <module>
from helpers.helper1.helper1_module1 import Helper1Module1
ModuleNotFoundError: No module named 'helpers'
如何解决这个问题?
Python:python3.6及以上操作系统:Linux
您必须手动设置文件路径 (PYTHONPATH) 才能使用其他目录中的文件。
您可以导出环境变量,如
导出 PYTHONPATH='路径/到/目录'
或者你可以使用 sys 模块: Importing files from different folder
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