fix: filter non-numeric values when parsing item list (#4257)

* fix: filter non-numeric values when parsing item list

* chore: adding changelog file 4257.fixed.md [dependabot-skip]

* test: add test for creating a large component with many nodes

* test: replace unnecessary f-string with plain string in test_big_component

---------

Co-authored-by: pyansys-ci-bot <92810346+pyansys-ci-bot@users.noreply.github.com>

Author: germa89

doc/changelog.d/4257.fixed.md

@@ -0,0 +1 @@
+Filter non-numeric values when parsing item list

src/ansys/mapdl/core/component.py

@@ -43,6 +43,7 @@
 
 from ansys.mapdl.core import Mapdl
 from ansys.mapdl.core.errors import ComponentDoesNotExits, ComponentIsNotSelected
+from ansys.mapdl.core.misc import is_float
 
 if TYPE_CHECKING:  # pragma: no cover
     import logging
@@ -577,7 +578,7 @@ def _parse_cmlist_indiv(
 
     # Joining them together and giving them format.
     items = items.replace("\n", "  ").split()
-    items = [int(each) for each in items]
+    items = [int(each) for each in items if is_float(each)]
 
     return items
 

tests/test_component.py

@@ -392,3 +392,19 @@ def test_dunder_methods_len(mapdl, basic_components):
         mapdl.nsel("s", vmin=1)
         mapdl.cm("asdf", "node")
         assert len(mapdl.components) == 4
+
+
+def test_big_component(mapdl, cleared):
+    mapdl.prep7()
+
+    for i in range(1000):
+        mapdl.n(i, i, 0, 0)
+
+    mapdl.allsel()
+    mapdl.cm("many_nodes", "NODE")
+
+    print(mapdl.mesh)  # This will trigger COMP parsing
+
+    assert "MANY_NODES" in str(mapdl.components)
+    assert len(mapdl.components["many_nodes"]) == 999
+    assert all(isinstance(item, int) for item in mapdl.components["many_nodes"])