dict_to_storage.py

def dict_to_storage(target_op, storage_dict_key, preset_name, dict_to_store):
    ''' 
        A reusable method for capturing parameters on a single page of a COMP
    
        Args
        ---------------
        target_op (TouchDesigner COMP):
        > a ToughDesigner COMP that has custom parameters you would like to convert
        > into a python dictionary.
        
        storage_dict_key (str):
        > the string name of the storage dictionary you'd like to add
        > your preset / cue to.
    
        preset_name (str):
        > a name for the preset / cue.
        
        dict_to_store (dict):
        > a python dictionary to put into storage.
                                
        Returns
        ---------------
        None
    '''
    # grab the dictionary from storage
    all_presets                 = target_op.fetch(storage_dict_key)

    # create a new entry
    all_presets[preset_name]    = dict_to_store

    # put dictionary back into storage
    target_op.store(storage_dict_key, all_presets)

# example use
target_op           = op('base_example')
storage_dict_key    = 'presets'
preset_name         = 'look001'
dict_to_store       = {"preset_values": {
    'Blacklevel'  : 0.0,
    'Contrast'    : 1.0,
    'Opacity'     : 1.0
    }
}

dict_to_storage(target_op, storage_dict_key, preset_name, dict_to_store)