You encounter this error when running your code:

medium📝 Debug Q6 of 15

LangChain - Evaluation and Testing

AttributeError: 'EvaluationPipeline' object has no attribute 'run'

Given the code:

pipeline = EvaluationPipeline(inputs=my_inputs, evaluator=my_evaluator)
results = pipeline.run()

What is the correct way to fix this?

AReplace <code>pipeline.run()</code> with <code>pipeline.evaluate()</code>

BAdd a <code>run</code> method to the evaluator class

CInitialize the pipeline with <code>run=True</code>

DChange <code>inputs</code> to <code>data</code> when initializing

Step-by-Step Solution

Solution:

Step 1: Identify the error cause
The EvaluationPipeline class does not have a run() method.
Step 2: Use the correct method
The correct method to execute evaluation is evaluate().
Step 3: Fix the code
Replace pipeline.run() with pipeline.evaluate().
Final Answer:
Replace pipeline.run() with pipeline.evaluate() -> Option A
Quick Check:
EvaluationPipeline uses evaluate() method [OK]

Quick Trick: Use evaluate(), not run(), to execute pipeline [OK]

Common Mistakes:

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