A tutorial's imports fail. What do you do?
Practice this question- I identify its intended version, consult the current official docs, and separate the concept from the old API.
- I pin compatible dependencies and avoid mixing legacy chain APIs with newer agent construction patterns.
Adapted from 13_AI.MD · “29.6 LangChain”. Code examples are study fragments. Difficulty and core labels are editorial estimates; version-specific behavior should be checked against your project.