reconnect moved files to git repo

venv/lib/python3.11/site-packages/sklearn/__check_build/__init__.py

@@ -0,0 +1,51 @@
+"""Module to give helpful messages to the user that did not
+compile scikit-learn properly.
+"""
+
+import os
+
+INPLACE_MSG = """
+It appears that you are importing a local scikit-learn source tree. For
+this, you need to have an inplace install. Maybe you are in the source
+directory and you need to try from another location."""
+
+STANDARD_MSG = """
+If you have used an installer, please check that it is suited for your
+Python version, your operating system and your platform."""
+
+
+def raise_build_error(e):
+    # Raise a comprehensible error and list the contents of the
+    # directory to help debugging on the mailing list.
+    local_dir = os.path.split(__file__)[0]
+    msg = STANDARD_MSG
+    if local_dir == "sklearn/__check_build":
+        # Picking up the local install: this will work only if the
+        # install is an 'inplace build'
+        msg = INPLACE_MSG
+    dir_content = list()
+    for i, filename in enumerate(os.listdir(local_dir)):
+        if (i + 1) % 3:
+            dir_content.append(filename.ljust(26))
+        else:
+            dir_content.append(filename + "\n")
+    raise ImportError(
+        """%s
+___________________________________________________________________________
+Contents of %s:
+%s
+___________________________________________________________________________
+It seems that scikit-learn has not been built correctly.
+
+If you have installed scikit-learn from source, please do not forget
+to build the package before using it: run `python setup.py install` or
+`make` in the source directory.
+%s"""
+        % (e, local_dir, "".join(dir_content).strip(), msg)
+    )
+
+
+try:
+    from ._check_build import check_build  # noqa
+except ImportError as e:
+    raise_build_error(e)

venv/lib/python3.11/site-packages/sklearn/__check_build/_check_build.pyx

@@ -0,0 +1,2 @@
+def check_build():
+    return

venv/lib/python3.11/site-packages/sklearn/__check_build/meson.build

@@ -0,0 +1,7 @@
+py.extension_module(
+  '_check_build',
+  '_check_build.pyx',
+  cython_args: cython_args,
+  install: true,
+  subdir: 'sklearn/__check_build',
+)