Introduction to LlamaIndex v0.10

This video gives a comprehensive overview of LlamaIndex v0.10, the largest release to our Python package to date.

We cover the following topics:
1. Creating a `llama-index-core` package and splitting integrations/templates into separate packages
2. LlamaHub Revamp
3. ServiceContext Deprecation

Throughout these sections, we'll cover a migration guide, usage examples, and a contributing guide.

If you have questions come hop in our Discord:   / discord  

Timeline:
00:00-02:30 Intro
02:30-09:30 Package Refactor Overview
09:30-13:17 Package Refactor Usage Example
13:17-16:00 Package Refactor Migration Guide
16:00-18:17 LlamaHub
18:17-23:28 Deprecate ServiceContext
23:28 Contributing to LlamaIndex v0.10


Additional Notes:
- If you're installing in a virtual environment and running into installation/import issues, try deleting your entire virtual environment and trying again. Another example that works is this:

```
pip uninstall llama-index
pip install llama-index --upgrade --no-cache-dir --force-reinstall
```