ci: add uv (#465)

## on home internet  (cold)
curl -LsSf https://astral.sh/uv/install.sh | sh

real    0m5.687s
user    0m0.434s
sys     0m0.180s

uv pip install

real    0m13.621s
user    0m2.195s
sys     0m1.532s

pip install

real    0m27.810s
user    0m14.600s
sys     0m1.172s

## ci (cold)

make install (pip install) 34s
make install (install uv + uv pip install) 10s

.github/workflows/ci.yml

@@ -26,6 +26,8 @@ jobs:
         key: ${{ runner.os }}-py${{ steps.setup-python.outputs.python-version }}-pre-commit-${{ hashFiles('.pre-commit-config.yaml') }}
     - name: make install
       if: steps.cache-venv.outputs.cache-hit != 'true'
-      run: make install
+      run: |
+        curl -LsSf https://astral.sh/uv/install.sh | sh
+        make install
     - name: make hooks
       run: make hooks

Makefile-common.mk

@@ -1,4 +1,4 @@
-MAKEFLAGS += --warn-undefined-variables
+MAKEFLAGS += --warn-undefined-variables --check-symlink-times
 SHELL = /bin/bash -o pipefail
 .DEFAULT_GOAL := help
 .PHONY: help clean install format check pyright test dist hooks install-hooks
@@ -8,15 +8,17 @@ help:
 	@awk '/^##.*$$/,/^[~\/\.0-9a-zA-Z_-]+:/' $(MAKEFILE_LIST) | awk '!(NR%2){print $$0p}{p=$$0}' | awk 'BEGIN {FS = ":.*?##"}; {printf "\033[36m%-20s\033[0m %s\n", $$1, $$2}' | sort
 
 venv ?= .venv
-pip := $(venv)/bin/pip
+# this is a symlink so we set the --check-symlink-times makeflag above
+python := $(venv)/bin/python
+# use uv if present, else fall back to pip
+pip = $(shell command -v uv >/dev/null && echo "uv pip" || echo "$(venv)/bin/pip")
 
-$(pip): $(if $(value CI),|,) .python-version
+$(python): $(if $(value CI),|,) .python-version
 # create venv using system python even when another venv is active
 	PATH=$${PATH#$${VIRTUAL_ENV}/bin:} python3 -m venv --clear $(venv)
-	$(venv)/bin/python --version
-	$(pip) install --upgrade pip~=24.0
+	$(python) --version
 
-$(venv): $(if $(value CI),|,) pyproject.toml $(pip)
+$(venv): $(if $(value CI),|,) pyproject.toml $(python)
 	$(pip) install -e '.[dev]'
 	touch $(venv)
 

toast.yml

@@ -2,8 +2,9 @@ image: python:3.8-slim
 command_prefix: set -euo pipefail
 tasks:
   install-packages:
-    command:
+    command: |
       apt-get update && apt-get install -y curl git make
+      curl -LsSf https://astral.sh/uv/install.sh | sh
   install-node:
     dependencies:
       - install-packages
@@ -21,6 +22,8 @@ tasks:
       - .pre-commit-config.yaml
       - .python-version
     command: |
+      # add uv to path
+      export PATH="/root/.cargo/bin/:$PATH"
       # needed so the editable package (.pth) we install points at src
       mkdir src
       # needed to install hooks