def _clear_plugins():
 global plugin_store
 plugin_store = {'imread': [], 'imsave': [], 'imshow': [], 'imread_collection': [], 'imshow_collection': [], '_app_show': []}

def _clear_plugins ( ) : global plugin_store plugin_store = { 'imread' : [ ] , 'imsave' : [ ] , 'imshow' : [ ] , 'imread_collection' : [ ] , 'imshow_collection' : [ ] , '_app_show' : [ ] }
clear the plugin state to the default .