docstr: Test that it can be called with help parameter.
docstr_tok: ["Test","that","it","can","be","called","with","help","parameter","."]
code: def test_help_tooltip(self):
      """Test that it can be called with help parameter."""
      st.camera_input("the label", help="help_label")
  
      c = self.get_delta_from_queue().new_element.camera_input
      self.assertEqual(c.help, "help_label")
  
file_path: streamlit/lib/tests/streamlit/elements/camera_input_test.py
imports: from parameterized import parameterized
  import streamlit
  from streamlit.errors import StreamlitAPIException
  from streamlit.proto.LabelVisibilityMessage_pb2 import LabelVisibilityMessage
  from tests.delta_generator_test_case import DeltaGeneratorTestCase
label_desc: Use image node_id 2 for calling the CameraInputTest obj's underlying member method code with example usage: obj.test_help_tooltip() without return types