@property<EOL><INDENT>def logo_url(self):<DEDENT>
if self.logo_ext:<EOL><INDENT>return '<STR_LIT>'.format(<EOL>bucket=current_app.config['<STR_LIT>'],<EOL>key='<STR_LIT>'.format(self.id, self.logo_ext),<EOL>)<EOL><DEDENT>return None<EOL>
Get URL to collection logo.

        :returns: Path to community logo.
        :rtype: str