运行肺部检测Python代码时遭遇ModuleNotFoundError: No module named 'lungc'错误求助

Got it, let's work through this error you're hitting in your lung tumor detection code. The lungc module isn't a standard Python library or publicly available PyPI package—so it's almost certainly a custom local module (either a .py file you wrote, or one that came with the project/tutorial you're following). Here's how to get your code running:

1. Verify the location of lungc.py #

First, check your project folder structure. Make sure the lungc.py file (or a folder named lungc with an __init__.py file inside it, if it's a package) lives in the same directory as your main script. Your setup should look something like this:

your-lung-project/
├── your-script.py  # The script you're running
├── lungc.py        # The missing module
├── test/
│   ├── test (1).jpg
│   └── other test images...
└── finalized_model.sav

If lungc is in a different folder, move it to the same directory as your script, or follow the next step to tell Python where to find it.

2. Add the module's folder to Python's search path #

If lungc is stored in a separate folder, you can add that folder to Python's path at the start of your script. This tells Python exactly where to look for the missing module:

import sys
# Replace this with the actual path to the folder holding lungc.py
sys.path.append("/full/path/to/folder-with-lungc")

# Now proceed with your original imports
import cv2
import lungc
import pickle
# ... rest of your code

For example, on Windows this might be C:\Users\YourName\Projects\lung-detection, and on macOS/Linux it could be /home/yourname/projects/lung-detection.

3. Double-check spelling and capitalization #

Python is case-sensitive! Make sure the name in your import (lungc) exactly matches the filename. If the file is named LungC.py or Lungc.py, adjusting your import to match the exact casing will fix the error.

4. Check your virtual environment (if you're using one) #

If you're working in a virtual environment:

• Confirm you've activated the correct environment before running your script
• If you somehow installed lungc into the virtual environment (unlikely for a custom module), verify it's present in the environment's site-packages folder

If none of these steps work, go back to the source of the lungc module—whether it's a tutorial, GitHub repo, or your own code—and double-check that you didn't miss copying over any necessary files.

内容的提问来源于stack exchange，提问作者Aslam Shahwani