Class: Langfuse::Generation

Inherits:
Object
  • Object
show all
Defined in:
lib/langfuse/generation.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(client:, trace_id:, id: nil, name: nil, start_time: nil, end_time: nil, completion_start_time: nil, model: nil, model_parameters: nil, input: nil, output: nil, usage: nil, metadata: nil, level: nil, status_message: nil, parent_observation_id: nil, version: nil, as_type: nil, **kwargs) ⇒ Generation

Returns a new instance of Generation.



9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
 
# File 'lib/langfuse/generation.rb', line 9

def initialize(client:, trace_id:, id: nil, name: nil, start_time: nil, end_time: nil,
               completion_start_time: nil, model: nil, model_parameters: nil, input: nil,
               output: nil, usage: nil, metadata: nil, level: nil, status_message: nil,
               parent_observation_id: nil, version: nil, as_type: nil, **kwargs)
  @client = client
  @id = id || Utils.generate_id
  @trace_id = trace_id
  @name = name
  @start_time = start_time
  @end_time = end_time
  @completion_start_time = completion_start_time
  @model = model
  @model_parameters = model_parameters || {}
  @input = input
  @output = output
  @usage = usage || {}
  @metadata = metadata || {}
  @level = level
  @status_message = status_message
  @parent_observation_id = parent_observation_id
  @version = version
  @as_type = validate_as_type(as_type)
  @kwargs = kwargs

  # Create the generation
  create_generation
end

Instance Attribute Details

#as_type ⇒ Object (readonly)

Returns the value of attribute as_type.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def as_type
  @as_type
end

#client ⇒ Object (readonly)

Returns the value of attribute client.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def client
  @client
end

#completion_start_time ⇒ Object (readonly)

Returns the value of attribute completion_start_time.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def completion_start_time
  @completion_start_time
end

#end_time ⇒ Object (readonly)

Returns the value of attribute end_time.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def end_time
  @end_time
end

#id ⇒ Object (readonly)

Returns the value of attribute id.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def id
  @id
end

#input ⇒ Object (readonly)

Returns the value of attribute input.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def input
  @input
end

#level ⇒ Object (readonly)

Returns the value of attribute level.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def level
  @level
end

#metadata ⇒ Object (readonly)

Returns the value of attribute metadata.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def metadata
  @metadata
end

#model ⇒ Object (readonly)

Returns the value of attribute model.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def model
  @model
end

#model_parameters ⇒ Object (readonly)

Returns the value of attribute model_parameters.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def model_parameters
  @model_parameters
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def name
  @name
end

#output ⇒ Object (readonly)

Returns the value of attribute output.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def output
  @output
end

#parent_observation_id ⇒ Object (readonly)

Returns the value of attribute parent_observation_id.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def parent_observation_id
  @parent_observation_id
end

#start_time ⇒ Object (readonly)

Returns the value of attribute start_time.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def start_time
  @start_time
end

#status_message ⇒ Object (readonly)

Returns the value of attribute status_message.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def status_message
  @status_message
end

#trace_id ⇒ Object (readonly)

Returns the value of attribute trace_id.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def trace_id
  @trace_id
end

#usage ⇒ Object (readonly)

Returns the value of attribute usage.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def usage
  @usage
end

#version ⇒ Object (readonly)

Returns the value of attribute version.



5
6
7
 
# File 'lib/langfuse/generation.rb', line 5

def version
  @version
end

Instance Method Details

#agent(name: nil, start_time: nil, end_time: nil, input: nil, output: nil, metadata: nil, level: nil, status_message: nil, version: nil, **kwargs) ⇒ Object

Create a child agent observation



133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
 
# File 'lib/langfuse/generation.rb', line 133

def agent(name: nil, start_time: nil, end_time: nil, input: nil, output: nil,
          metadata: nil, level: nil, status_message: nil, version: nil, **kwargs)
  span(
    name: name,
    start_time: start_time,
    end_time: end_time,
    input: input,
    output: output,
    metadata: metadata,
    level: level,
    status_message: status_message,
    version: version,
    as_type: ObservationType::AGENT,
    **kwargs
  )
end

#chain(name: nil, start_time: nil, end_time: nil, input: nil, output: nil, metadata: nil, level: nil, status_message: nil, version: nil, **kwargs) ⇒ Object

Create a child chain observation



169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
 
# File 'lib/langfuse/generation.rb', line 169

def chain(name: nil, start_time: nil, end_time: nil, input: nil, output: nil,
          metadata: nil, level: nil, status_message: nil, version: nil, **kwargs)
  span(
    name: name,
    start_time: start_time,
    end_time: end_time,
    input: input,
    output: output,
    metadata: metadata,
    level: level,
    status_message: status_message,
    version: version,
    as_type: ObservationType::CHAIN,
    **kwargs
  )
end

#embedding(name: nil, start_time: nil, end_time: nil, input: nil, output: nil, model: nil, usage: nil, metadata: nil, level: nil, status_message: nil, version: nil, **kwargs) ⇒ Object

Create a child embedding observation



205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
 
# File 'lib/langfuse/generation.rb', line 205

def embedding(name: nil, start_time: nil, end_time: nil, input: nil, output: nil,
              model: nil, usage: nil, metadata: nil, level: nil, status_message: nil,
              version: nil, **kwargs)
  merged_metadata = (metadata || {}).merge(
    { model: model, usage: usage }.compact
  )
  span(
    name: name,
    start_time: start_time,
    end_time: end_time,
    input: input,
    output: output,
    metadata: merged_metadata.empty? ? nil : merged_metadata,
    level: level,
    status_message: status_message,
    version: version,
    as_type: ObservationType::EMBEDDING,
    **kwargs
  )
end

#end(output: nil, end_time: nil, usage: nil, **kwargs) ⇒ Object 



58
59
60
61
62
63
64
65
66
 
# File 'lib/langfuse/generation.rb', line 58

def end(output: nil, end_time: nil, usage: nil, **kwargs)
  @end_time = end_time || Utils.current_timestamp
  @output = output if output
  @usage.merge!(usage) if usage
  @kwargs.merge!(kwargs)

  update_generation
  self
end

#evaluator(name: nil, start_time: nil, end_time: nil, input: nil, output: nil, metadata: nil, level: nil, status_message: nil, version: nil, **kwargs) ⇒ Object

Create a child evaluator observation



227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
 
# File 'lib/langfuse/generation.rb', line 227

def evaluator(name: nil, start_time: nil, end_time: nil, input: nil, output: nil,
              metadata: nil, level: nil, status_message: nil, version: nil, **kwargs)
  span(
    name: name,
    start_time: start_time,
    end_time: end_time,
    input: input,
    output: output,
    metadata: metadata,
    level: level,
    status_message: status_message,
    version: version,
    as_type: ObservationType::EVALUATOR,
    **kwargs
  )
end

#event(name:, start_time: nil, input: nil, output: nil, metadata: nil, level: nil, status_message: nil, version: nil, **kwargs) ⇒ Object

Create a child event



113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
 
# File 'lib/langfuse/generation.rb', line 113

def event(name:, start_time: nil, input: nil, output: nil, metadata: nil,
          level: nil, status_message: nil, version: nil, **kwargs)
  @client.event(
    trace_id: @trace_id,
    name: name,
    start_time: start_time,
    input: input,
    output: output,
    metadata: metadata,
    level: level,
    status_message: status_message,
    parent_observation_id: @id,
    version: version,
    **kwargs
  )
end

#generation(name: nil, start_time: nil, end_time: nil, completion_start_time: nil, model: nil, model_parameters: nil, input: nil, output: nil, usage: nil, metadata: nil, level: nil, status_message: nil, version: nil, **kwargs) ⇒ Object

Create a child generation



89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
 
# File 'lib/langfuse/generation.rb', line 89

def generation(name: nil, start_time: nil, end_time: nil, completion_start_time: nil,
               model: nil, model_parameters: nil, input: nil, output: nil, usage: nil,
               metadata: nil, level: nil, status_message: nil, version: nil, **kwargs)
  @client.generation(
    trace_id: @trace_id,
    name: name,
    start_time: start_time,
    end_time: end_time,
    completion_start_time: completion_start_time,
    model: model,
    model_parameters: model_parameters,
    input: input,
    output: output,
    usage: usage,
    metadata: metadata,
    level: level,
    status_message: status_message,
    parent_observation_id: @id,
    version: version,
    **kwargs
  )
end

#get_url ⇒ Object 



273
274
275
 
# File 'lib/langfuse/generation.rb', line 273

def get_url
  "#{@client.host}/trace/#{@trace_id}?observation=#{@id}"
end

#guardrail(name: nil, start_time: nil, end_time: nil, input: nil, output: nil, metadata: nil, level: nil, status_message: nil, version: nil, **kwargs) ⇒ Object

Create a child guardrail observation



245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
 
# File 'lib/langfuse/generation.rb', line 245

def guardrail(name: nil, start_time: nil, end_time: nil, input: nil, output: nil,
              metadata: nil, level: nil, status_message: nil, version: nil, **kwargs)
  span(
    name: name,
    start_time: start_time,
    end_time: end_time,
    input: input,
    output: output,
    metadata: metadata,
    level: level,
    status_message: status_message,
    version: version,
    as_type: ObservationType::GUARDRAIL,
    **kwargs
  )
end

#retriever(name: nil, start_time: nil, end_time: nil, input: nil, output: nil, metadata: nil, level: nil, status_message: nil, version: nil, **kwargs) ⇒ Object

Create a child retriever observation



187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
 
# File 'lib/langfuse/generation.rb', line 187

def retriever(name: nil, start_time: nil, end_time: nil, input: nil, output: nil,
              metadata: nil, level: nil, status_message: nil, version: nil, **kwargs)
  span(
    name: name,
    start_time: start_time,
    end_time: end_time,
    input: input,
    output: output,
    metadata: metadata,
    level: level,
    status_message: status_message,
    version: version,
    as_type: ObservationType::RETRIEVER,
    **kwargs
  )
end

#score(name:, value:, data_type: nil, comment: nil, **kwargs) ⇒ Object 



262
263
264
265
266
267
268
269
270
271
 
# File 'lib/langfuse/generation.rb', line 262

def score(name:, value:, data_type: nil, comment: nil, **kwargs)
  @client.score(
    observation_id: @id,
    name: name,
    value: value,
    data_type: data_type,
    comment: comment,
    **kwargs
  )
end

#span(name: nil, start_time: nil, end_time: nil, input: nil, output: nil, metadata: nil, level: nil, status_message: nil, version: nil, as_type: nil, **kwargs) ⇒ Object

Create a child span



69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
 
# File 'lib/langfuse/generation.rb', line 69

def span(name: nil, start_time: nil, end_time: nil, input: nil, output: nil,
         metadata: nil, level: nil, status_message: nil, version: nil, as_type: nil, **kwargs)
  @client.span(
    trace_id: @trace_id,
    name: name,
    start_time: start_time,
    end_time: end_time,
    input: input,
    output: output,
    metadata: metadata,
    level: level,
    status_message: status_message,
    parent_observation_id: @id,
    version: version,
    as_type: as_type,
    **kwargs
  )
end

#to_dict ⇒ Object 



277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
 
# File 'lib/langfuse/generation.rb', line 277

def to_dict
  data = {
    id: @id,
    trace_id: @trace_id,
    name: @name,
    start_time: @start_time,
    end_time: @end_time,
    completion_start_time: @completion_start_time,
    model: @model,
    model_parameters: @model_parameters,
    input: @input,
    output: @output,
    usage: @usage,
    metadata: @metadata,
    level: @level,
    status_message: @status_message,
    parent_observation_id: @parent_observation_id,
    version: @version
  }
  data[:type] = @as_type if @as_type
  data.merge(@kwargs).compact
end

#tool(name: nil, start_time: nil, end_time: nil, input: nil, output: nil, metadata: nil, level: nil, status_message: nil, version: nil, **kwargs) ⇒ Object

Create a child tool observation



151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
 
# File 'lib/langfuse/generation.rb', line 151

def tool(name: nil, start_time: nil, end_time: nil, input: nil, output: nil,
         metadata: nil, level: nil, status_message: nil, version: nil, **kwargs)
  span(
    name: name,
    start_time: start_time,
    end_time: end_time,
    input: input,
    output: output,
    metadata: metadata,
    level: level,
    status_message: status_message,
    version: version,
    as_type: ObservationType::TOOL,
    **kwargs
  )
end

#update(name: nil, end_time: nil, completion_start_time: nil, model: nil, model_parameters: nil, input: nil, output: nil, usage: nil, metadata: nil, level: nil, status_message: nil, version: nil, **kwargs) ⇒ Object 



37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
 
# File 'lib/langfuse/generation.rb', line 37

def update(name: nil, end_time: nil, completion_start_time: nil, model: nil,
           model_parameters: nil, input: nil, output: nil, usage: nil, metadata: nil,
           level: nil, status_message: nil, version: nil, **kwargs)
  @name = name if name
  @end_time = end_time if end_time
  @completion_start_time = completion_start_time if completion_start_time
  @model = model if model
  @model_parameters.merge!(model_parameters) if model_parameters
  @input = input if input
  @output = output if output
  @usage.merge!(usage) if usage
  @metadata.merge!(metadata) if metadata
  @level = level if level
  @status_message = status_message if status_message
  @version = version if version
  @kwargs.merge!(kwargs)

  update_generation
  self
end