RB.SearchEntry::search

def callback(search_entry, text, user_param1, ...)

Emitted when the search text changes. A signal handler must initiate a search on the current source.

search_entry :

instance of RB.SearchEntry that is emitting the signal

text :

search text

user_param1 :

first user parameter (if any) specified with the connect() method

... :

additional user parameters (if any)