update workflows

Author: baberabb

.github/workflows/new_tasks.yml

@@ -1,5 +1,6 @@
 name: Tasks Modified
-
+env:
+  UV_SYSTEM_PYTHON: 1
 on:
   push:
     branches:
@@ -53,15 +54,16 @@ jobs:
       - name: Install dependencies
         if: steps.changed-tasks.outputs.tasks_any_modified == 'true' || steps.changed-tasks.outputs.api_any_modified == 'true'
         run: |
-          uv venv
           uv pip install -e '.[dev,ifeval,unitxt,math,longbench]' --extra-index-url https://download.pytorch.org/whl/cpu
       - name: Test with pytest
         # if new tasks are added, run tests on them
         if: steps.changed-tasks.outputs.tasks_any_modified == 'true'
-        run: uv run pytest tests/test_tasks.py -s -vv
+        run: python -m pytest tests/test_tasks.py -s -vv
         # if api is modified, run tests on it
       - name: Test more tasks with pytest
         env:
           API: true
         if: steps.changed-tasks.outputs.api_any_modified == 'true'
-        run: uv run pytest tests/test_tasks.py -s -vv
+        run: python -m pytest tests/test_tasks.py -s -vv
+      - name: Minimize uv cache
+        run: uv cache prune --ci

.github/workflows/unit_tests.yml

@@ -2,7 +2,8 @@
 # For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
 # just comment out unwanted steps to turn off the test.
 name: Unit Tests
-
+env:
+  UV_SYSTEM_PYTHON: 1
 on:
   push:
     branches:
@@ -31,6 +32,8 @@ jobs:
         env:
           SKIP: "no-commit-to-branch,mypy"
         uses: pre-commit/[email protected]
+      - name: Minimize uv cache
+        run: uv cache prune --ci
   # Job 2
   testcpu:
     name: CPU Tests
@@ -61,12 +64,11 @@ jobs:
 
       - name: Install dependencies
         run: |
-          uv venv
           uv pip install -e '.[dev,unitxt]' --extra-index-url https://download.pytorch.org/whl/cpu
           uv pip install hf_xet
 
       - name: Test with pytest
-        run: uv run pytest --showlocals -s -vv -n=auto --ignore=tests/models/test_openvino.py --ignore=tests/models/test_hf_steered.py
+        run: python -m pytest --showlocals -s -vv -n=auto --ignore=tests/models/test_openvino.py --ignore=tests/models/test_hf_steered.py
         continue-on-error: true  # Continue workflow even if tests fail
 
       # Save test artifacts
@@ -77,6 +79,9 @@ jobs:
           path: |
             test_logs/*
 
+      - name: Minimize uv cache
+        run: uv cache prune --ci
+
 #  testmodels:
 #    name: External LM Tests
 #    runs-on: ubuntu-latest