Show off `%%julia` magic in notebook example

Rename loss => elementwise_loss and full_objective => loss_function

Rename all instances of PyJulia to juliacall in docs

Update colab notebook

Merge branch 'master' into pythoncall-try-3

[pre-commit.ci] auto fixes from pre-commit.com hooks

Reduce NN training steps in example

Fix operators in colab demo

Update colab notebook to use juliaup

Add pre-commit hooks for formatting and nb stripping

Fix PyTorch lightning total steps

Fix torch segfault in colab example

Expand docs in colab notebook

Add missing pickle import

Expand colab notebook

Reduce length of DL part of tutorial

Update deprecated lightning call

Tweak default niterations in colab

Tweak threading settings in colab

Update Julia version in colab

Clean up colab notebook

Turn off precompilation in colab demo

Tweak PySR demo

Better explain pure-Julia function

Ensure multithreaded and optimized init in demo

Revert "Patch colab with fallback runtime"

Add more examples to colab notebook

Remove metadata from colab notebook

Clean up colab notebook

Patch colab with fallback runtime

Fix installation of PyCall.jl

Disable precompilation in PySR colab demo

Update docs links in example notebook

Fix weight shape error in tutorial

Clean up and format example

Fix incorrect link to documentation in example

Add required Julia packages to demo

Update example notebook

Create pysr demo