Remove edge weight raises

tests/parse/test_parse_distances.py

@@ -10,30 +10,14 @@
 )
 
 
-@pytest.mark.parametrize("edge_weight_type", ["EUC_4D", "MANHATTAN", "Lnorm"])
-def test_unknown_edge_weight_type(edge_weight_type):
-    instance = {"edge_weight_type": edge_weight_type}
-    with pytest.raises(ValueError):
-        parse_distances([], **instance)
-
-
-@pytest.mark.parametrize("edge_weight_format", ["", "empty", "HALF_MATRIX"])
-def test_unknown_explicit_edge_weight_format(edge_weight_format):
-    """
-    Tests if an error is raised when an unknown edge weight format is specified
-    together with an ``EXPLICIT`` edge weight type.
-    """
-    instance = {
-        "edge_weight_type": "EXPLICIT",
-        "edge_weight_format": edge_weight_format,
-    }
-    with pytest.raises(ValueError):
-        parse_distances([], **instance)
-
-
 @pytest.mark.parametrize(
     "edge_weight_type, edge_weight_format",
-    [("", ""), ("IMPLICIT", "LOWER_ROW"), ("TEST", "ABCD")],
+    [
+        ("2D", ""),  # unknown 2D type
+        ("EXPLICIT", ""),  # explicit without format
+        ("IMPLICIT", "LOWER_ROW"),  # unknown type
+        ("TEST", "ABCD"),  # unknown type and format
+    ],
 )
 def test_unknown_edge_weight_type_and_format(
     edge_weight_type, edge_weight_format

vrplib/parse/parse_distances.py

@@ -38,9 +38,6 @@ def parse_distances(
     np.ndarray
         An n-by-n distances matrix.
     """
-    if edge_weight_type not in ["EUC_2D", "FLOOR_2D", "EXACT_2D", "EXPLICIT"]:
-        raise ValueError("Edge weight type unknown.")
-
     if "2D" in edge_weight_type:  # Euclidean distance on node coordinates
         if node_coord is None:
             raise ValueError(
@@ -58,9 +55,6 @@ def parse_distances(
             return np.round(distance * 1000)
 
     if edge_weight_type == "EXPLICIT":
-        if edge_weight_format not in ["LOWER_ROW", "FULL_MATRIX"]:
-            raise ValueError("Edge weight format unknown.")
-
         if edge_weight_format == "LOWER_ROW":
             # TODO Eilon instances edge weight specifications are incorrect in
             # (C)VRPLIB format. Find a better way to identify Eilon instances.