Dify工作流实战（五）接入deepseek，控制是否输出think内容

目前大家在本地使用大模型的时候都会涉及到接入deepseek，但是在输出的时候一般都会输出非常多的think内容，有的小伙伴想给他屏蔽掉，不让输出think的内容，所以这里演示下使用dify工作流的模式配置出可以控制是否输出think。

工作流类型：workflow

工作流dsl：

app:
  description: 通过代码执行节点，处理LLM的思考信息，解决输出带有思考内容的问题
  icon: 🤖
  icon_background: '#FFEAD5'
  mode: workflow
  name: 推理模型选择是否输出思考内容
  use_icon_as_answer_icon: false
dependencies:
- current_identifier: null
  type: marketplace
  value:
    marketplace_plugin_unique_identifier: langgenius/deepseek:0.0.5@fd6efd37c2a931911de8ab9ca3ba2da303bef146d45ee87ad896b04b36d09403
kind: app
version: 0.1.5
workflow:
  conversation_variables: []
  environment_variables: []
  features:
    file_upload:
      allowed_file_extensions:
      - .JPG
      - .JPEG
      - .PNG
      - .GIF
      - .WEBP
      - .SVG
      allowed_file_types:
      - image
      allowed_file_upload_methods:
      - local_file
      - remote_url
      enabled: false
      fileUploadConfig:
        audio_file_size_limit: 500
        batch_count_limit: 50
        file_size_limit: 1024
        image_file_size_limit: 1000
        video_file_size_limit: 10000
        workflow_file_upload_limit: 10
      image:
        enabled: false
        number_limits: 3
        transfer_methods:
        - local_file
        - remote_url
      number_limits: 3
    opening_statement: ''
    retriever_resource:
      enabled: true
    sensitive_word_avoidance:
      enabled: false
    speech_to_text:
      enabled: false
    suggested_questions: []
    suggested_questions_after_answer:
      enabled: false
    text_to_speech:
      enabled: false
      language: ''
      voice: ''
  graph:
    edges:
    - data:
        isInLoop: false
        sourceType: start
        targetType: llm
      id: 1742917319583-source-1743068646403-target
      source: '1742917319583'
      sourceHandle: source
      target: '1743068646403'
      targetHandle: target
      type: custom
      zIndex: 0
    - data:
        isInIteration: false
        isInLoop: false
        sourceType: llm
        targetType: if-else
      id: 1743068646403-source-1743069712543-target
      source: '1743068646403'
      sourceHandle: source
      target: '1743069712543'
      targetHandle: target
      type: custom
      zIndex: 0
    - data:
        isInLoop: false
        sourceType: if-else
        targetType: code
      id: 1743069712543-false-1743069300839-target
      source: '1743069712543'
      sourceHandle: 'false'
      target: '1743069300839'
      targetHandle: target
      type: custom
      zIndex: 0
    - data:
        isInIteration: false
        isInLoop: false
        sourceType: code
        targetType: variable-aggregator
      id: 1743069300839-source-1743069766380-target
      source: '1743069300839'
      sourceHandle: source
      target: '1743069766380'
      targetHandle: target
      type: custom
      zIndex: 0
    - data:
        isInIteration: false
        isInLoop: false
        sourceType: variable-aggregator
        targetType: end
      id: 1743069766380-source-1742917329083-target
      source: '1743069766380'
      sourceHandle: source
      target: '1742917329083'
      targetHandle: target
      type: custom
      zIndex: 0
    - data:
        isInIteration: false
        isInLoop: false
        sourceType: if-else
        targetType: template-transform
      id: 1743069712543-true-1743070230920-target
      source: '1743069712543'
      sourceHandle: 'true'
      target: '1743070230920'
      targetHandle: target
      type: custom
      zIndex: 0
    - data:
        isInIteration: false
        isInLoop: false
        sourceType: template-transform
        targetType: variable-aggregator
      id: 1743070230920-source-1743069766380-target
      source: '1743070230920'
      sourceHandle: source
      target: '1743069766380'
      targetHandle: target
      type: custom
      zIndex: 0
    nodes:
    - data:
        desc: ''
        selected: false
        title: 开始
        type: start
        variables:
        - label: query
          max_length: 256
          options: []
          required: true
          type: text-input
          variable: query
        - label: 是否显示思考过程
          max_length: 48
          options:
          - 显示
          - 不显示
          required: true
          type: select
          variable: type
      height: 116
      id: '1742917319583'
      position:
        x: 80
        y: 282
      positionAbsolute:
        x: 80
        y: 282
      selected: false
      sourcePosition: right
      targetPosition: left
      type: custom
      width: 244
    - data:
        desc: ''
        outputs:
        - value_selector:
          - '1743069766380'
          - output
          variable: result
        selected: false
        title: 结束
        type: end
      height: 90
      id: '1742917329083'
      position:
        x: 1915
        y: 314
      positionAbsolute:
        x: 1915
        y: 314
      selected: false
      sourcePosition: right
      targetPosition: left
      type: custom
      width: 244
    - data:
        context:
          enabled: false
          variable_selector: []
        desc: ''
        model:
          completion_params: {}
          mode: chat
          name: deepseek-reasoner
          provider: langgenius/deepseek/deepseek
        prompt_template:
        - id: 76da9c93-1e3c-4327-b9a7-096154afd410
          role: system
          text: 根据{{#1742917319583.query#}}回答
        - id: 39ae6dbe-0584-4fba-b4e0-55ee164f1aea
          role: user
          text: '{{#1742917319583.query#}}'
        selected: false
        title: LLM
        type: llm
        variables: []
        vision:
          enabled: false
      height: 90
      id: '1743068646403'
      position:
        x: 422
        y: 282
      positionAbsolute:
        x: 422
        y: 282
      selected: true
      sourcePosition: right
      targetPosition: left
      type: custom
      width: 244
    - data:
        code: "import re\ndef main(query: str, answer: str) -> dict:\n    cleaned_answer\
          \ = re.sub(r'<details[^>]*>.*?</details>', '', answer, flags=re.DOTALL)\n\
          \    final_answer = re.sub(r'^\\n+', '', cleaned_answer)\n    return {\n\
          \        \"result\": final_answer,\n    }"
        code_language: python3
        desc: ''
        outputs:
          result:
            children: null
            type: string
        selected: false
        title: 代码执行
        type: code
        variables:
        - value_selector:
          - '1742917319583'
          - query
          variable: query
        - value_selector:
          - '1743068646403'
          - text
          variable: answer
      height: 54
      id: '1743069300839'
      position:
        x: 1236
        y: 433
      positionAbsolute:
        x: 1236
        y: 433
      selected: false
      sourcePosition: right
      targetPosition: left
      type: custom
      width: 244
    - data:
        cases:
        - case_id: 'true'
          conditions:
          - comparison_operator: is
            id: 5fc1c21e-dae6-4234-862f-402661ef8128
            value: 显示
            varType: string
            variable_selector:
            - '1742917319583'
            - type
          id: 'true'
          logical_operator: and
        desc: ''
        selected: false
        title: 条件分支
        type: if-else
      height: 126
      id: '1743069712543'
      position:
        x: 849
        y: 282
      positionAbsolute:
        x: 849
        y: 282
      selected: false
      sourcePosition: right
      targetPosition: left
      type: custom
      width: 244
    - data:
        desc: ''
        output_type: string
        selected: false
        title: 变量聚合器
        type: variable-aggregator
        variables:
        - - '1743070230920'
          - output
        - - '1743069300839'
          - result
      height: 130
      id: '1743069766380'
      position:
        x: 1601
        y: 314
      positionAbsolute:
        x: 1601
        y: 314
      selected: false
      sourcePosition: right
      targetPosition: left
      type: custom
      width: 244
    - data:
        desc: ''
        selected: false
        template: '{{ arg1 }}'
        title: 模板转换
        type: template-transform
        variables:
        - value_selector:
          - '1743068646403'
          - text
          variable: arg1
      height: 54
      id: '1743070230920'
      position:
        x: 1244
        y: 233
      positionAbsolute:
        x: 1244
        y: 233
      selected: false
      sourcePosition: right
      targetPosition: left
      type: custom
      width: 244
    viewport:
      x: -2318.337614244391
      y: -125.70333996746996
      zoom: 1.3195079107728969

运行的时候可以控制是否显示，比如：