def init_config(self, app):
app.config.setdefault(<EOL>"<STR_LIT>",<EOL>app.config.get("<STR_LIT>",<EOL>"<STR_LIT>"))<EOL>for k in dir(config):<EOL><INDENT>if k.startswith("<STR_LIT>"):<EOL><INDENT>app.config.setdefault(k, getattr(config, k))<EOL><DEDENT><DEDENT>
Initialize configuration.