Search a Python dictionary recursively for a specified key value pair

search_dict.py

'''
Search dictionary d containing other dictionaries or lists recursively for a specified key k with value v

dict d: Dictionary to search through
string k: Key to search for
object v: Value the key shall have
'''
def search_key_value(d, k, v):
    if isinstance(d, dict):
        for key, value in d.iteritems():
            if isinstance(value, list) or isinstance(value, dict):
                if search_key_value(value, k, v):
                    return True
                else:
                    pass
            else:
                try:
                    if key == k:
                        if value == v:
                            return True
                        else:
                            pass
                    else:
                        pass
                except Exception:
                    pass
    elif isinstance(d, list):
        for value in d:
            if search_key_value(value, k, v):
                return True
            else:
                pass
    else:
        return False