def init_build(self, asset, builder):
if not self.abs_path:<EOL><INDENT>rel_path = utils.prepare_path(self.rel_bundle_path)<EOL>self.abs_bundle_path = utils.prepare_path([builder.config.input_dir, rel_path])<EOL>self.abs_path = True<EOL><DEDENT>self.input_dir = builder.config.input_dir<EOL>
Called when builder group collect files
Resolves absolute url if relative passed

:type asset: static_bundle.builders.Asset
:type builder: static_bundle.builders.StandardBuilder