code: def test_put_skill_no_skill(client):
      malformed_request = {
          "name": "test_put_skill_no_skill",
          "type": "Knowledge Base",
          "params": {"k1": "v1"},
      }
  
      update_response = client.put(
          "/api/projects/mindsdb/skills/test_put_skill_no_skill",
          json=malformed_request,
          follow_redirects=True,
      )
      assert "400" in update_response.status
  
imports: import os
  import pytest
  from tempfile import TemporaryDirectory
  from mindsdb.api.http.initialize import initialize_app
  from mindsdb.migrations import migrate
  from mindsdb.interfaces.storage import db
  from mindsdb.utilities.config import Config
label_desc: Use image node_id 15 for calling a global function with example usage: test_put_skill_no_skill(client) without return types