no module named numba.core

As an AI language model, I don't have access to your system's environment and dependencies. However, the error message "no module named numba.core" suggests that the module "numba.core" is not installed in your system, or it might not be installed correctly.

To fix this error, you can try the following steps:

1. Check if the module "numba" is installed in your system. If not, install it using pip:

   pip install numba

2. If "numba" is already installed, try reinstalling it to ensure that it's installed correctly:

   pip uninstall numba
   pip install numba

3. If the error persists, try upgrading "numba" to the latest version:

   pip install --upgrade numba

If none of the above steps work, please provide more information about your system, the programming language you are using, and the context in which the error occurs so that we can provide more specific guidance.