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diff --git a/src/python/gudhi/datasets/generators/_points.cc b/src/python/gudhi/datasets/generators/_points.cc
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+/* This file is part of the Gudhi Library - https://gudhi.inria.fr/ - which is released under MIT.
+ * See file LICENSE or go to https://gudhi.inria.fr/licensing/ for full license details.
+ * Author(s): Hind Montassif
+ *
+ * Copyright (C) 2021 Inria
+ *
+ * Modification(s):
+ * - YYYY/MM Author: Description of the modification
+ */
+
+#include <pybind11/pybind11.h>
+#include <pybind11/numpy.h>
+
+#include <gudhi/random_point_generators.h>
+#include <gudhi/Debug_utils.h>
+
+#include <CGAL/Epick_d.h>
+
+namespace py = pybind11;
+
+
+typedef CGAL::Epick_d< CGAL::Dynamic_dimension_tag > Kern;
+
+py::array_t<double> generate_points_on_sphere(size_t n_samples, int ambient_dim, double radius, std::string sample) {
+
+ if (sample != "random") {
+ throw pybind11::value_error("This sample type is not supported");
+ }
+
+ py::array_t<double> points({n_samples, (size_t)ambient_dim});
+
+ py::buffer_info buf = points.request();
+ double *ptr = static_cast<double *>(buf.ptr);
+
+ GUDHI_CHECK(n_samples == buf.shape[0], "Py array first dimension not matching n_samples on sphere");
+ GUDHI_CHECK(ambient_dim == buf.shape[1], "Py array second dimension not matching the ambient space dimension");
+
+
+ std::vector<typename Kern::Point_d> points_generated;
+
+ {
+ py::gil_scoped_release release;
+ points_generated = Gudhi::generate_points_on_sphere_d<Kern>(n_samples, ambient_dim, radius);
+ }
+
+ for (size_t i = 0; i < n_samples; i++)
+ for (int j = 0; j < ambient_dim; j++)
+ ptr[i*ambient_dim+j] = points_generated[i][j];
+
+ return points;
+}
+
+py::array_t<double> generate_points_on_torus(size_t n_samples, int dim, std::string sample) {
+
+ if ( (sample != "random") && (sample != "grid")) {
+ throw pybind11::value_error("This sample type is not supported");
+ }
+
+ std::vector<typename Kern::Point_d> points_generated;
+
+ {
+ py::gil_scoped_release release;
+ points_generated = Gudhi::generate_points_on_torus_d<Kern>(n_samples, dim, sample);
+ }
+
+ size_t npoints = points_generated.size();
+
+ GUDHI_CHECK(2*dim == points_generated[0].size(), "Py array second dimension not matching the double torus dimension");
+
+ py::array_t<double> points({npoints, (size_t)2*dim});
+
+ py::buffer_info buf = points.request();
+ double *ptr = static_cast<double *>(buf.ptr);
+
+ for (size_t i = 0; i < npoints; i++)
+ for (int j = 0; j < 2*dim; j++)
+ ptr[i*(2*dim)+j] = points_generated[i][j];
+
+ return points;
+}
+
+PYBIND11_MODULE(_points, m) {
+ m.attr("__license__") = "LGPL v3";
+
+ m.def("sphere", &generate_points_on_sphere,
+ py::arg("n_samples"), py::arg("ambient_dim"),
+ py::arg("radius") = 1., py::arg("sample") = "random",
+ R"pbdoc(
+ Generate random i.i.d. points uniformly on a (d-1)-sphere in R^d
+
+ :param n_samples: The number of points to be generated.
+ :type n_samples: integer
+ :param ambient_dim: The ambient dimension d.
+ :type ambient_dim: integer
+ :param radius: The radius. Default value is `1.`.
+ :type radius: float
+ :param sample: The sample type. Default and only available value is `"random"`.
+ :type sample: string
+ :returns: the generated points on a sphere.
+ )pbdoc");
+
+ m.def("ctorus", &generate_points_on_torus,
+ py::arg("n_samples"), py::arg("dim"), py::arg("sample") = "random",
+ R"pbdoc(
+ Generate random i.i.d. points on a d-torus in R^2d or as a grid
+
+ :param n_samples: The number of points to be generated.
+ :type n_samples: integer
+ :param dim: The dimension of the torus on which points would be generated in R^2*dim.
+ :type dim: integer
+ :param sample: The sample type. Available values are: `"random"` and `"grid"`. Default value is `"random"`.
+ :type sample: string
+ :returns: the generated points on a torus.
+
+ The shape of returned numpy array is:
+
+ If sample is 'random': (n_samples, 2*dim).
+
+ If sample is 'grid': (⌊n_samples**(1./dim)⌋**dim, 2*dim), where shape[0] is rounded down to the closest perfect 'dim'th power.
+ )pbdoc");
+}