flower pot + generation script

flower_pot.py

@@ -0,0 +1,79 @@
+#!/bin/python3
+from __future__ import annotations
+
+import subprocess
+import sys
+from pathlib import Path
+
+
+BASE_DIR = Path(__file__).resolve().parent
+SCAD_DIR = BASE_DIR / "flower_pot"
+OUT_DIR = BASE_DIR / "stl"
+
+
+def ask_float(prompt: str) -> float:
+    while True:
+        try:
+            value = float(input(prompt).strip())
+            if value <= 0:
+                print("Please enter a positive number.")
+                continue
+            return value
+        except ValueError:
+            print("Please enter a valid number.")
+
+
+def render_scad(scad_file: Path, out_file: Path, base_radius: float, wall_height: float, wall_height_tray: float) -> None:
+    cmd = (
+        f'openscad '
+        f'-D base_radius={base_radius} '
+        f'-D wall_height={wall_height} '
+        f'-D wall_height_tray={wall_height_tray} '
+        f'-o "{out_file}" '
+        f'"{scad_file}"'
+    )
+
+    result = subprocess.run(
+        ["bash", "-lc", cmd],
+        cwd=BASE_DIR,
+        text=True,
+        capture_output=True,
+    )
+
+    if result.returncode != 0:
+        print(f"\nFailed to render {scad_file.name}")
+        if result.stdout:
+            print(result.stdout)
+        if result.stderr:
+            print(result.stderr, file=sys.stderr)
+        raise SystemExit(result.returncode)
+
+    print(f"Generated {out_file}")
+
+
+def main() -> None:
+    if not SCAD_DIR.exists():
+        raise SystemExit(f"Missing SCAD directory: {SCAD_DIR}")
+
+    base_radius = ask_float("Flower pot radius (base_radius) in mm: ")
+    wall_height = ask_float("Flower pot height (wall_height) in mm: ")
+    wall_height_tray = ask_float("Tray height (wall_height_tray) in mm: ")
+
+    OUT_DIR.mkdir(parents=True, exist_ok=True)
+
+    pot_scad = SCAD_DIR / "pot.scad"
+    tray_scad = SCAD_DIR / "tray.scad"
+
+    if not pot_scad.exists():
+        raise SystemExit(f"Missing file: {pot_scad}")
+    if not tray_scad.exists():
+        raise SystemExit(f"Missing file: {tray_scad}")
+
+    render_scad(pot_scad, OUT_DIR / "pot.stl", base_radius, wall_height, wall_height_tray)
+    render_scad(tray_scad, OUT_DIR / "tray.stl", base_radius, wall_height, wall_height_tray)
+
+    print("\nDone.")
+
+
+if __name__ == "__main__":
+    main()