scikit-learn
diff --git a/‎.spin/cmds.py
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+29Lines changed: 29 additions & 0 deletions b/‎.spin/cmds.py
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+29Lines changed: 29 additions & 0 deletions
diff --git a/‎pyproject.toml
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+13Lines changed: 13 additions & 0 deletions b/‎pyproject.toml
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+13Lines changed: 13 additions & 0 deletions
@@ -0,0 +1,29 @@
+import shutil
+import sys
+
+import click
+from spin.cmds import util
+
+
+@click.command()
+def clean():
+    """🪥 Clean build folder.
+
+    Very rarely needed since meson-python recompiles as needed when sklearn is
+    imported.
+
+    One known use case where "spin clean" is useful: avoid compilation errors
+    when switching from numpy<2 to numpy>=2 in the same conda environment or
+    virtualenv.
+    """
+    util.run([sys.executable, "-m", "pip", "uninstall", "scikit-learn", "-y"])
+    default_meson_build_dir = (
+        f"build/cp{sys.version_info.major}{sys.version_info.minor}"
+    )
+    click.secho(
+        f"removing default Meson build dir: {default_meson_build_dir}",
+        bold=True,
+        fg="bright_blue",
+    )
+
+    shutil.rmtree(default_meson_build_dir, ignore_errors=True)
@@ -210,3 +210,16 @@ exclude= '''
 sdist-only = []
 git-only = [".*", "asv_benchmarks", "azure-pipelines.yml", "benchmarks", "build_tools", "maint_tools"]
 default-ignore = false
+
+[tool.spin]
+package = "sklearn"  # name of your package
+
+[tool.spin.commands]
+"Build" = [
+  "spin.cmds.pip.install",
+  "spin.cmds.meson.test",
+  ".spin/cmds.py:clean",
+]
+"Documentation" = [
+  "spin.cmds.meson.docs"
+]