What are some examples of Travis CI YAML configurations?

Can you show me some examples of Travis CI YAML configurations?

Sure! Here are a few examples of Travis CI YAML configurations for different programming languages.

What does a basic configuration look like?

A basic Travis CI configuration might look like this:

language: python
python:
  - "3.8"
script:
  - pytest

How can I set up multiple environments?

You can set up multiple environments by specifying them under the matrix key. For example:

language: node_js
node_js:
  - "12"
  - "14"
script:
  - npm test

Can I include deployment steps in the YAML?

Yes, you can include deployment steps using the deploy key. Here's an example:

deploy:
  provider: heroku
  api_key:
    secure: YOUR_API_KEY
  app: your-app-name