src/rag_pipelines/utils/parse_inputs.py

from ast import literal_eval


def dict_type(input_value):
    """Convert a string to a dictionary."""
    stripped_input = input_value.strip()
    if not stripped_input or stripped_input in ("{}", "''", '""'):
        return {}
    try:
        return literal_eval(stripped_input)
    except (SyntaxError, ValueError):
        return {}