Unresolved reference 'imutils'

This error message typically indicates that the module 'imutils' is not installed or not properly imported in the Python script.

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

1. Install the 'imutils' module using pip. Open the terminal/command prompt and type:

`pip install imutils`

2. Import the 'imutils' module at the beginning of the Python script:

`import imutils`

3. Make sure that the 'imutils' module is installed in the same Python environment that you are using to run the script. You can check the list of installed modules by typing:

`pip list`

If the 'imutils' module is not listed, it means that it is not installed.

4. If you are using an IDE (Integrated Development Environment) such as PyCharm or Visual Studio Code, make sure that the Python interpreter is set up correctly and that the 'imutils' module is installed in the interpreter's environment.

Once you have installed and imported the 'imutils' module, you should be able to use its functions and classes in your Python script without any issues.