add utility for extracting paths

src/labRemote/__init__.py

 from ._labRemote import com, ec, ps, datasink, devcom, chiller
-__all__ = ['com', 'ec', 'ps', 'datasink', 'devcom', 'chiller']
+from labRemote import utils
+
+__all__ = [
+    "com",
+    "ec",
+    "ps",
+    "datasink",
+    "devcom",
+    "chiller",
+    "utils",
+]

src/labRemote/utils.py

+import pathlib
+import pkg_resources
+
+
+def get_schema():
+    return pkg_resources.resource_filename(
+        __name__,
+        str(
+            pathlib.Path("share").joinpath(
+                __name__, "schema", "labremote_config_schema.json"
+            )
+        ),
+    )