docs: Expand installation details (#197)

docs/installation.md

@@ -15,9 +15,9 @@ pip install functime
 pip install "functime[llm,lgb]"
 ```
 
-- `ann`: To use `ann` (approximate nearest neighbors) forecaster
-- `cat`: To use `catboost` forecaster
-- `xgb`: To use `xgboost` forecaster
-- `lgb`: To use `lightgbm` forecaster
-- `llm`: To use the LLM-powered forecast analyst
-- `plot`: To use plotting functions
+- `ann`: To use `ann` (approximate nearest neighbors) forecaster. This leverages the excellent [lancedb](https://lancedb.github.io/lancedb/).
+- `cat`: To use `catboost` forecaster through [`catboost`](https://catboost.ai/).
+- `xgb`: To use `xgboost` forecaster through [`xgboost`](https://xgboost.readthedocs.io/en/stable/).
+- `lgb`: To use `lightgbm` forecaster. `lightgbm` requires compilation (i.e., a compiler like `cmake` and `libomp`), so please refer to the [installation](https://lightgbm.readthedocs.io/en/latest/Installation-Guide.html#installation-guide) instructions.
+- `llm`: To use the LLM-powered forecast analyst. This feature currently uses OpenAI's tokenizers and models.
+- `plot`: To use plotting functions. Powered by [`plotly`](https://plotly.com/python/).

pyproject.toml

@@ -149,3 +149,10 @@ xfail_strict = true
 parallel = true
 source = ["tests", "functime"]
 context = '${CONTEXT}'
+
+[tool.pyright]
+exclude = [
+  ".venv"
+]
+venvPath = "."
+venv = ".venv"