Argparsestyle

argparsestyle is a Python module that provides a more structured and declarative way to define command-line arguments for scripts, inspired by the `argparse` module. It aims to simplify the process of creating command-line interfaces by allowing users to define arguments as classes with type hints and default values. This approach enhances code readability and maintainability, making it easier to manage complex argument structures.

The core concept of argparsestyle involves creating classes that represent the expected command-line arguments. These classes utilize Python's type hinting system to specify the expected data type for each argument, such as strings, integers, floats, or booleans. Default values can also be assigned directly within the class definition. This method offers a clear and organized way to document and validate the arguments your script expects.

When an instance of such a class is created, argparsestyle automatically parses the command-line arguments provided by the user and populates the attributes of the class instance accordingly. It handles common parsing tasks like converting string inputs to the specified types and providing default values when arguments are omitted. Error handling for invalid arguments is also managed by the module, ensuring that the script receives valid input.

The benefits of using argparsestyle include improved code clarity, reduced boilerplate code for argument parsing, and enhanced type safety. By defining arguments as classes, developers can benefit from object-oriented principles and leverage static analysis tools for better code quality. This makes it a valuable tool for developing robust and user-friendly command-line applications in Python.