Ensure reference is resolved when passing options to from_param

panel/param.py

@@ -633,7 +633,7 @@ def action(event):
             watchers.append(self.object.param.watch(link, p_name, 'step'))
         watchers.append(self.object.param.watch(link, p_name))
 
-        options = kwargs.get('options', [])
+        options = resolve_value(kwargs.get('options', []), recursive=False)
         if isinstance(options, dict):
             options = options.values()
         if ((is_parameterized(value) or any(is_parameterized(o) for o in options))

panel/tests/test_param.py

@@ -1646,6 +1646,24 @@ class Test(param.Parameterized):
     assert w.value == (1, 2)
 
 
+def test_from_param_with_ref_as_option():
+    class Test(param.Parameterized):
+        s = param.String(default='A')
+
+        @param.depends('s')
+        def ref(self):
+            return [self.s] + ['B']
+
+    t = Test()
+    w = AutocompleteInput.from_param(t.param.s, options=t.ref)
+
+    assert w.options == ['A', 'B']
+
+    t.s = 'C'
+
+    assert w.options == ['C', 'B']
+
+
 def test_paramfunction_bare_emits_warning(caplog):
 
     def foo():

setup.py

@@ -113,7 +113,7 @@ def run(self):
 
 install_requires = [
     'bokeh >=3.4.0,<3.5.0',
-    'param >=2.0.0,<3.0',
+    'param >=2.1.0,<3.0',
     'pyviz_comms >=2.0.0',
     'xyzservices >=2021.09.1', # Bokeh dependency, but pyodide 23.0.0 does not always pick it up
     'markdown',