code: def step_all(self):
      from metaflow import current
  
      assert_equals(current.branch_name, "test.this_is_a_test_branch")
      assert_equals(
          current.project_flow_name,
          "project_branch.test.this_is_a_test_branch.ProjectBranchTestFlow",
      )
  
imports: from metaflow_test import MetaflowTest, ExpectationFailed, steps, tag
label_desc: Use image node_id 2 for calling the ProjectBranchTest obj's underlying member method code with example usage: obj.step_all() without return types