Merge pull request #49 from MolecularBioinformatics/bug/crash-on-gpr-error

Prevent crash on failed GRP evaluation

Author: surajsept

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "gemcat"
-version = "1.4.0"
+version = "1.4.1"
 
 description = "A toolbox for gene expression-based prediction of metabolic alterations"
 keywords = ["python", "bioinformatics", "modeling", "metabolites", "omics"]

src/gemcat/expression.py

@@ -229,7 +229,11 @@ def eval_single_gpr(
         """
         if len(gpr) == 0:
             return np.nan
-        result = parse_expr(gpr, {"geomean": geomean})
+        try:
+            result = parse_expr(gpr, {"geomean": geomean})
+        except SyntaxError:
+            logging.debug("Parsing failed for: %s", gpr)
+            return np.nan
         try:
             return float(result)
         except TypeError: