Writing Rasa extensions

Rasa is very flexible for extensions. Besides using the built-in functions, developers can freely extend it to have third-party functions.

There are two common scenarios for using custom components. The first scenario is to develop a custom adapter. Rasa and many Instant Messaging systems (IMs) can communicate with each other through the built-in connector, but if the IM used by the user is not supported (usually a product with fewer users or a private product), you can create an adapter for it yourself. The second scenario is to develop custom NLU or dialogue management components. Technology is developing rapidly in the field of chat robots, and most senior developers use their own models or techniques in their projects.

First of all, let's discuss how to write pipeline and policy extensions.

Writing pipeline and policy extensions

In practical applications, the probability of using custom pipeline components is much greater than using custom...