Migrate CI and install docs to uv - #221
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Rewrite run_tests.yml to use astral-sh/setup-uv with Python 3.8 (the only Python for which pykep 2.6 ships pip wheels), replacing the deprecated provision-with-micromamba action. Switch the README build instructions to lead with uv, keeping conda/environment.yml as the cross-platform, newer-Python option. pykep 2.6 declares the deprecated 'sklearn' shim as a dependency (which fails to build); drop it via a uv override-dependencies always-false marker, since pykep only soft-checks sklearn and PASEOS never uses it.
The thermal test runs in real-time mode, so its outcome depends on wall clock. A 200x multiplier made a slow/loaded runner fall behind and spiral into an unbounded catch-up (overshooting temperature and timing out). Lower the multiplier to 20x and assert a generous heated-up window instead of a tight 285-300K band that only holds on fast machines.
This was referenced Jul 24, 2026
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Summary
Switches CI and install docs to uv (Python 3.8 — the only Python with pip wheels for pykep 2.6, the 2.x API PASEOS depends on). conda/
environment.ymlis kept as the cross-platform + newer-Python path.run_tests.ymltoastral-sh/setup-uvon Python 3.8, replacing the deprecatedprovision-with-micromamba@mainthat had CI failing; README build instructions lead with uv.[tool.uv]override drops pykep's brokensklearnshim dependency;MPLBACKEND=Aggkeeps the headless visualization test from blocking;pytest-timeoutadded as a safety net.test_thermalruns in real-time mode; a 200x multiplier made slow/loaded runners spiral into unbounded catch-up. Lowered to 20x with a generous heated-up assertion window.Result: 36/36 tests pass on the uv/Python 3.8 runner, lint + format green.
Test plan
Running testsgreen — 36 passedRuff Lint and Format CheckgreenStacked on #218 (ruff). The
advance_timeengine fix is now a separate PR (#220) stacked on top of this one. (Supersedes the earlier #219, which GitHub auto-closed during a stack reorder.)