added error for Mondo in not human

geneplexus/exception.py

@@ -4,6 +4,10 @@
 class FlyMonarchError(Exception):
     """Raised becasue no Monarch annotations for Fly."""
 
+
+class MondoError(Exception):
+    """Raised becasue no Mondo only has annotations for Human."""
+
 
 class ZebrafishBioGRIDError(Exception):
     """Raised becuse BioGRID doesn't have a good Zebrafish network."""

geneplexus/geneplexus.py

@@ -18,6 +18,7 @@
 from ._config.logger_util import set_stream_level
 from .download import download_select_data
 from .exception import FlyMonarchError
+from .exception import MondoError
 from .exception import NoPositivesError
 from .exception import ZebrafishBioGRIDError
 
@@ -105,6 +106,11 @@ def __init__(
             raise FlyMonarchError(
                 f"Fly has no annotations for Monarch. Use either Combined or GO for GSC",
             )
+
+        if (self.sp_trn != "Human" and self.gsc_trn == "Mondo") or (self.sp_res != "Human" and self.gsc_res == "Mondo"):
+            raise MondoError(
+                f"Mondo only has annotations for Human",
+            )
 
         if self.gsc_trn == "Combined":
             logger.info(