use resource_path

Author: bernt-matthias

lib/galaxy/tool_util/linters/datatypes.py

@@ -10,12 +10,13 @@
     listify,
     parse_xml,
 )
+from galaxy.util.resources import resource_path
 
 if TYPE_CHECKING:
     from galaxy.tool_util.lint import LintContext
     from galaxy.tool_util.parser import ToolSource
 
-DATATYPES_CONF = os.path.join(os.path.dirname(__file__), "datatypes_conf.xml.sample")
+DATATYPES_CONF = resource_path(galaxy.tool_util.linters, "datatypes_conf.xml.sample")
 
 
 def _parse_datatypes(datatype_conf_path: str) -> Set[str]: