Function expand_params

experiments/python/pyience.py:151–172

dict of kv pairs -> list of dicts with one option selected for each key whose value is an instance of Options.

(params)

# ------------------------------------------------ parameter generation

def expand_params(params):
    """dict of kv pairs -> list of dicts with one option selected for
    each key whose value is an instance of Options."""

    # keys with values that are Options; try all combos of these
    options_keys = [key for key in params if isinstance(params[key], Options)]
    options_keys = sorted(options_keys)  # sort for reproducibility
    options_vals = [params[key].values for key in options_keys]

    # keys with values that aren't Options; these are the same every time
    no_options_keys = [key for key in params if not isinstance(params[key], Options)]
    no_options_vals = [params[key] for key in no_options_keys]
    no_options_params = dict(zip(no_options_keys, no_options_vals))

    # make a list of all possible combos of values for each key with Options
    expanded_params_list = []
    for v in itertools.product(*options_vals):
        expanded_params = dict(zip(options_keys, v))  # pick one option for each
        expanded_params.update(no_options_params)  # add in fixed params
        expanded_params_list.append(expanded_params)

    return expanded_params_list


def update_func_from_dict(d):