Taskfile.yml

# Chapter 12 — Using Less RAM.
# Standalone:  cd chapter_12_using_less_ram && task
# From root:   task ch12:<name>
# Memory figures are peak RSS measured in a fresh spawned process per allocation (see _mem.py),
# the programmatic equivalent of the book's "restart the shell, then %memit".
version: '3'

vars:
  ROOT:
    sh: cd .. && pwd
  PY: '{{.ROOT}}/.venv/bin/python'

tasks:
  default:
    desc: List Chapter 12 tasks
    cmds: [task --list]
    silent: true

  run:
    desc: 'Run a Chapter 12 script: task ch12:run -- ex05_text_containers/ex05_text_containers.py'
    cmds: ['{{.PY}} {{.CLI_ARGS}}']

  viz:
    desc: Regenerate Chapter 12 charts + dashboard + the hypothesis chart (re-measures RSS, ~2-3 min)
    cmds:
      - '{{.PY}} visualize_exercises.py'
      - '{{.PY}} hypothesis/h01_trie_needs_prefixes/plot.py'

  smoke:
    desc: Run every Chapter 12 exercise as a fast correctness check (ex01/ex02 allocate GBs transiently)
    cmds:
      - |
        ran=0
        for s in ex*/ex*.py; do
          [ -f "$s" ] || continue
          echo "== $s =="; {{.PY}} "$s" >/dev/null || { echo "FAILED: $s"; exit 1; }
          ran=$((ran+1))
        done
        echo "== hypothesis/h01_trie_needs_prefixes/benchmark.py =="
        {{.PY}} hypothesis/h01_trie_needs_prefixes/benchmark.py >/dev/null || { echo "FAILED: h01"; exit 1; }
        echo "ok — $ran exercises + h01 passed"