class_docstr: Test RuntimePipeline in Pipeline
class_docstr_tok: ["Test","RuntimePipeline","in","Pipeline"]
code: def test_map(self):
      p = (
          pipe.input("a1")
          .map("a1", "b1", p1)
          .map(("a1", "b1"), "c1", p3)
          .map("c1", "c1", p2)
          .output("c1")
      )
      res = p(10).get()
      self.assertEqual(res, [241])
  
file_path: towhee/tests/unittests/runtime/test_dag_pipeline.py
imports: import unittest
  from towhee import pipe
label_desc: Use image node_id 1 for calling the TestDAGPipeline obj's underlying member method code with example usage: obj.test_map() without return types