Use legacy Adam on macOS when tensorflow-metal is installed#28

Open

Copilot wants to merge 13 commits into

devfrom

copilot/use-legacy-adam-solver

Commits on May 12, 2026

feat: use legacy Adam when tensorflow-metal is installed

Copilot
and
DocGarbanzo
authored
test: add unit coverage for metal legacy Adam selection

Copilot
and
DocGarbanzo
authored
chore: improve legacy Adam fallback diagnostics

Copilot
and
DocGarbanzo
authored
docs: clarify metal detection and optimizer fallback behavior

Copilot
and
DocGarbanzo
authored
test: cover legacy Adam fallback and non-metal paths

Copilot
and
DocGarbanzo
authored
refactor: reduce optimizer test duplication

Copilot
and
DocGarbanzo
authored
fix: support learning_rate and legacy lr for Adam

Copilot
and
DocGarbanzo
authored
test: add Adam convergence tests with standalone tf model

Copilot
and
DocGarbanzo
authored
test: tighten Adam convergence assertions

Copilot
and
DocGarbanzo
authored