错误处理演示
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工作流图谱
YAML 源码
app:
description: ''
icon: 🔨
icon_background: '#FFEAD5'
mode: workflow
name: 错误处理演示
use_icon_as_answer_icon: false
dependencies: []
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: 50
batch_count_limit: 5
file_size_limit: 15
image_file_size_limit: 10
video_file_size_limit: 100
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:
isInIteration: false
sourceType: start
targetType: llm
id: 1732007415808-source-1733478262179-target
source: '1732007415808'
sourceHandle: source
target: '1733478262179'
targetHandle: target
type: custom
zIndex: 0
- data:
isInIteration: false
sourceType: llm
targetType: code
id: 1733478262179-source-1733478343153-target
source: '1733478262179'
sourceHandle: source
target: '1733478343153'
targetHandle: target
type: custom
zIndex: 0
- data:
isInIteration: false
sourceType: variable-aggregator
targetType: end
id: 1733478785564-source-1733478413552-target
source: '1733478785564'
sourceHandle: source
target: '1733478413552'
targetHandle: target
type: custom
zIndex: 0
- data:
isInIteration: false
sourceType: llm
targetType: code
id: 1733479010027-source-17334785192390-target
source: '1733479010027'
sourceHandle: source
target: '17334785192390'
targetHandle: target
type: custom
zIndex: 0
- data:
isInIteration: false
sourceType: code
targetType: variable-aggregator
id: 1733478343153-source-1733478785564-target
source: '1733478343153'
sourceHandle: source
target: '1733478785564'
targetHandle: target
type: custom
zIndex: 0
- data:
isInIteration: false
sourceType: code
targetType: llm
id: 1733478343153-fail-branch-1733479010027-target
source: '1733478343153'
sourceHandle: fail-branch
target: '1733479010027'
targetHandle: target
type: custom
zIndex: 0
- data:
isInIteration: false
sourceType: code
targetType: variable-aggregator
id: 17334785192390-source-1733478785564-target
selected: false
source: '17334785192390'
sourceHandle: source
target: '1733478785564'
targetHandle: target
type: custom
zIndex: 0
nodes:
- data:
desc: ''
selected: false
title: 开始
type: start
variables:
- label: llm_string
max_length: 10000
options: []
required: true
type: paragraph
variable: llm_string
height: 90
id: '1732007415808'
position:
x: 28.586897189782576
y: 258.434485948913
positionAbsolute:
x: 28.586897189782576
y: 258.434485948913
selected: false
sourcePosition: right
targetPosition: left
type: custom
width: 244
- data:
context:
enabled: false
variable_selector: []
desc: ''
model:
completion_params:
temperature: 0.7
mode: chat
name: claude-3-5-sonnet-20241022
provider: langgenius/anthropic/anthropic
prompt_template:
- id: 362ad4bd-b8b9-4921-b81f-fc285eb76915
role: system
text: You are a teaching assistant. According to the user's request, only
output an example code in incorrect JSON format.
- id: 5f643c70-0cbe-4ad0-b0c5-c48ddcc6630b
role: user
text: This is the user's request:{{#1732007415808.llm_string#}}
selected: false
title: 生成错误的JSON
type: llm
variables: []
vision:
enabled: false
height: 96
id: '1733478262179'
position:
x: 370.4627858653985
y: 258.434485948913
positionAbsolute:
x: 370.4627858653985
y: 258.434485948913
selected: true
sourcePosition: right
targetPosition: left
type: custom
width: 244
- data:
code: "def main(json_str: str) -> dict:\n obj = json.loads(json_str)\n\
\ return {'result': obj}"
code_language: python3
desc: ''
error_strategy: fail-branch
outputs:
result:
children: null
type: object
selected: false
title: 模拟JSON转义
type: code
variables:
- value_selector:
- '1733478262179'
- text
variable: json_str
height: 90
id: '1733478343153'
position:
x: 703.0873018641282
y: 258.434485948913
positionAbsolute:
x: 703.0873018641282
y: 258.434485948913
selected: false
sourcePosition: right
targetPosition: left
type: custom
width: 244
- data:
desc: ''
outputs:
- value_selector:
- '1733478262179'
- text
variable: text1
- value_selector:
- '1733479010027'
- text
variable: text2
- value_selector:
- '1733478343153'
- error_message
variable: error_message
- value_selector:
- '1733478343153'
- error_type
variable: error_type
- value_selector:
- '1733478785564'
- output
variable: output
selected: false
title: 结束
type: end
height: 194
id: '1733478413552'
position:
x: 2080.5186538686958
y: 258.434485948913
positionAbsolute:
x: 2080.5186538686958
y: 258.434485948913
selected: false
sourcePosition: right
targetPosition: left
type: custom
width: 244
- data:
code: "def main(json_str: str) -> dict:\n obj = json.loads(json_str)\n\
\ return {'result': obj}"
code_language: python3
desc: ''
outputs:
result:
children: null
type: object
selected: false
title: 二次执行
type: code
variables:
- value_selector:
- '1733479010027'
- text
variable: json_str
height: 54
id: '17334785192390'
position:
x: 1373.8226179034425
y: 424.5052623051213
positionAbsolute:
x: 1373.8226179034425
y: 424.5052623051213
selected: false
sourcePosition: right
targetPosition: left
type: custom
width: 244
- data:
desc: ''
output_type: object
selected: false
title: 变量聚合器
type: variable-aggregator
variables:
- - '1733478343153'
- result
- - '17334785192390'
- result
height: 130
id: '1733478785564'
position:
x: 1707.276616168043
y: 258.434485948913
positionAbsolute:
x: 1707.276616168043
y: 258.434485948913
selected: false
sourcePosition: right
targetPosition: left
type: custom
width: 244
- data:
context:
enabled: false
variable_selector: []
desc: ''
model:
completion_params:
temperature: 0.7
mode: chat
name: claude-3-5-sonnet-20241022
provider: langgenius/anthropic/anthropic
prompt_template:
- id: 4451cc50-f360-4d42-a925-9cfb98d3babc
role: system
text: You are a JSON repair expert.
- id: 9e04c9bc-db50-4804-9562-7505b521eebc
role: user
text: Based on the {{#1733478343153.error_type#}} and {{#1733478343153.error_message#}}
from the first version (x), your response should only contain the corrected
JSON for repairing {{#1733478262179.text#}}
selected: false
title: JSON修复
type: llm
variables: []
vision:
enabled: false
height: 96
id: '1733479010027'
position:
x: 1021.5785962468701
y: 424.5052623051213
positionAbsolute:
x: 1021.5785962468701
y: 424.5052623051213
selected: false
sourcePosition: right
targetPosition: left
type: custom
width: 244
- data:
author: Yevanchen
desc: ''
height: 215
selected: false
showAuthor: true
text: '{"root":{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"该演示生成不正确的JSON格式以模拟某些LLM无法输出格式良好的JSON的情况。在失败分支中，使用错误类型和错误消息通过LLM进行修复。最后，使用变量聚合器将其合并到主分支中以供正常使用。这里使用变量聚合器是因为失败分支实际上是一个嵌入式if-else分支。当dify中的下游节点需要引用来自上游的多个可能条件分支的值时，必须使用变量聚合器统一聚合它们，然后才能引用。","type":"text","version":1}],"direction":"ltr","format":"","indent":0,"type":"paragraph","version":1,"textFormat":0}],"direction":"ltr","format":"","indent":0,"type":"root","version":1}}'
theme: blue
title: ''
type: ''
width: 503
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