Final answer:
To check the attributes of the itertools module, first import it using import itertools, then use dir(itertools) to list its resources, and help(itertools) to read detailed descriptions.
Step-by-step explanation:
To inspect the attributes of the itertools module in Python, you should first import the module by executing import itertools. Once imported, you can use the dir() function to obtain a list of all the resources (such as functions and classes) defined in this module, which you can do by calling dir(itertools). To get more detailed information, including how to use the itertools library, you can utilize the help() function by executing help(itertools) in your Python interpreter or code. This will display the module's docstrings and provide insight into the functionality of each resource within the itertools module.