- fixed handling searches for a module that can't be found;

src/coverup/codeinfo.py

@@ -123,9 +123,10 @@ def _find_name_path(module: ast.Module, name: T.List[str], *, paths_seen: T.Set[
     """Looks for a symbol's definition by its name, returning the "path" of ast.ClassDef, ast.Import, etc.,
        crossed to find it.
     """
+    if not module: return None
+
     _debug(f"looking up {name} in {module.path}")
 
-    if not module: return None
     if not paths_seen: paths_seen = set()
     if module.path in paths_seen: return None
     paths_seen.add(module.path)

tests/test_codeinfo.py

@@ -248,6 +248,22 @@ def a(self):
     )
 
 
+def test_get_info_method_from_parent_parent_missing(import_fixture):
+    tmp_path = import_fixture
+
+    code = tmp_path / "foo.py"
+    code.write_text(textwrap.dedent("""\
+        from doesnotexist import A
+
+        class B(A):
+            pass
+        """
+    ))
+
+    tree = codeinfo.parse_file(code)
+    assert codeinfo.get_info(tree, 'B.a') == None
+
+
 def test_get_info_method_from_parent_imported(import_fixture):
     tmp_path = import_fixture