using for loop to install conda package

.CondaPkg/env/Lib/site-packages/scipy/stats/_generate_pyx.py

@@ -0,0 +1,75 @@
+import pathlib
+import subprocess
+import sys
+import os
+import argparse
+
+
+def isNPY_OLD():
+    '''
+    A new random C API was added in 1.18 and became stable in 1.19.
+    Prefer the new random C API when building with recent numpy.
+    '''
+    import numpy as np
+    ver = tuple(int(num) for num in np.__version__.split('.')[:2])
+    return ver < (1, 19)
+
+
+def make_biasedurn(outdir):
+    '''Substitute True/False values for NPY_OLD Cython build variable.'''
+    biasedurn_base = (pathlib.Path(__file__).parent / '_biasedurn').absolute()
+    with open(biasedurn_base.with_suffix('.pyx.templ'), 'r') as src:
+        contents = src.read()
+
+    outfile = outdir / '_biasedurn.pyx'
+    with open(outfile, 'w') as dest:
+        dest.write(contents.format(NPY_OLD=str(bool(isNPY_OLD()))))
+
+
+def make_unuran(srcdir, outdir):
+    """Substitute True/False values for NPY_OLD Cython build variable."""
+    import re
+    with open(srcdir / "unuran_wrapper.pyx.templ", "r") as src:
+        contents = src.read()
+    with open(outdir / "unuran_wrapper.pyx", "w") as dest:
+        dest.write(re.sub("DEF NPY_OLD = isNPY_OLD",
+                          f"DEF NPY_OLD = {isNPY_OLD()}",
+                          contents))
+
+
+def make_boost(outdir, distutils_build=False):
+    # Call code generator inside _boost directory
+    code_gen = pathlib.Path(__file__).parent / '_boost/include/code_gen.py'
+    if distutils_build:
+        subprocess.run([sys.executable, str(code_gen), '-o', outdir,
+                        '--distutils-build', 'True'], check=True)
+    else:
+        subprocess.run([sys.executable, str(code_gen), '-o', outdir],
+                       check=True)
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+    parser.add_argument("-o", "--outdir", type=str,
+                        help="Path to the output directory")
+    args = parser.parse_args()
+
+    if not args.outdir:
+        # We're dealing with a distutils build here, write in-place:
+        outdir_abs = pathlib.Path(os.path.abspath(os.path.dirname(__file__)))
+        make_biasedurn(outdir_abs)
+
+        outdir_abs_boost = outdir_abs / '_boost' / 'src'
+        if not os.path.exists(outdir_abs_boost):
+            os.makedirs(outdir_abs_boost)
+        make_boost(outdir_abs_boost, distutils_build=True)
+
+        outdir_abs_unuran = outdir_abs / '_unuran'
+        make_unuran(outdir_abs_unuran, outdir_abs_unuran)
+    else:
+        # Meson build
+        srcdir_abs = pathlib.Path(os.path.abspath(os.path.dirname(__file__)))
+        outdir_abs = pathlib.Path(os.getcwd()) / args.outdir
+        make_biasedurn(outdir_abs)
+        make_boost(outdir_abs)
+        make_unuran(srcdir_abs / '_unuran', outdir_abs)