why pylint report unable to import class import error Actually the class is existed and the code can run successfully

There could be several reasons why pylint is reporting an import error even though the code is running successfully.

1. Incorrect PYTHONPATH: If the class is in a different directory than the one where the code is running, the PYTHONPATH may not be set up correctly. This can cause pylint to not be able to find the class.

2. Virtual environment issues: If the code is running in a virtual environment and pylint is not installed in the virtual environment, it may not be able to find the class.

3. Inconsistent import statements: If the import statement used in the code is different from the one used in pylint, it may not be able to find the class.

4. Missing dependencies: If the class has dependencies that are not installed, pylint may not be able to find the class.

To resolve this issue, you can try the following:

1. Make sure that the PYTHONPATH is set up correctly.

2. Install pylint in the virtual environment if it is not already installed.

3. Use consistent import statements.

4. Install any missing dependencies