The sorted_dict dictionary will only contain keys that exist in the key_order list and the original dictionary (original_dict). The dictionary will be sorted in the order specified.

Regex, short for regular expressions, is a mini-language for specifying text search strings. Python's re module brings the power of regex into the Python universe, allowing us to perform complex pattern matching, substitution, and manipulation with just a few lines of code.

Introduced in Python 3.7, data classes are specialized classes designed primarily for holding data.

The __init__.py files are used to mark directories on the file system as Python package directories.

By using keywords and sections in your docstrings, you can create comprehensive, structured, and readable documentation for your Python code.

When inspecting the call stack in Python using the inspect module, you can capture a wealth of information about the current state of your program's execution.

Using if __name__ == '__main__': in your Python scripts is considered a best practice because it allows you to control the execution of your script when it is imported as a module or run as a standalone script.

Python's f-strings indeed support a mini-language for formatting, allowing for a wide range of output styles.

The Python built-in functions any() and all() are often used to check for the presence or absence of specific conditions in a collection, such as a list or dictionary.