LangChain - Evaluation and Testing
Which of the following is the correct way to start defining a custom evaluation metric class in Langchain?
Which of the following is the correct way to start defining a custom evaluation metric class in Langchain?
easy📝 Syntax Q12 of 15
Step-by-Step Solution
Solution:
Step 1: Recall Langchain class inheritance syntax
Custom metrics inherit from the Evaluation base class using Python class syntax.Step 2: Identify correct class definition
class MyMetric(Evaluation): correctly defines a class inheriting from Evaluation, matching Langchain patterns.Final Answer:
class MyMetric(Evaluation): -> Option AQuick Check:
Class inherits Evaluation = correct syntax [OK]
Quick Trick: Use class inheritance with Evaluation base [OK]
Common Mistakes:
MISTAKES- Defining a function instead of a class
- Missing inheritance from Evaluation
- Using JavaScript syntax in Python
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