split_by_characters.py

import textwrap

def format_string(data, chunk_size=73, indent=4, return_output=False):
    """
    Format a string into chunks of specified size using textwrap, with optional indentation.

    Args:
        data: Input string to be formatted.
        chunk_size: Size of each chunk (default: 73).
        indent: Number of spaces for indentation (default: 4).
        return_output: If True, return the formatted string instead of printing (default: False).

    Returns:
        If return_output is True, returns the formatted string; otherwise, None.

    Raises:
        TypeError: If data is not a string.
    """
    if not isinstance(data, str):
        raise TypeError("Input 'data' must be a string")

    if not data:
        result = "= ()"
        if return_output:
            return result
        print(result)
        return

    # Split the string into chunks using textwrap
    chunks = textwrap.wrap(data, width=chunk_size, replace_whitespace=False, drop_whitespace=False)
    
    # Format the output
    indent_str = " " * indent
    formatted_chunks = f'"\n{indent_str}"'.join(chunks)
    result = f"= (\n{indent_str}\"{formatted_chunks}\"\n)"

    if return_output:
        return result
    print(result)