package/python-mpmath: new package

mpmath is a free (BSD licensed) Python library for real and
complex floating-point arithmetic with arbitrary precision.

https://mpmath.org/

Signed-off-by: Julien Olivain <ju.o@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

DEVELOPERS

@@ -1781,6 +1781,7 @@ F:	support/testing/tests/package/sample_python_gnupg.py
 F:	support/testing/tests/package/sample_python_hwdata.py
 F:	support/testing/tests/package/sample_python_midiutil.py
 F:	support/testing/tests/package/sample_python_ml_dtypes.py
+F:	support/testing/tests/package/sample_python_mpmath.py
 F:	support/testing/tests/package/sample_python_pyalsa.py
 F:	support/testing/tests/package/sample_python_spake2.py
 F:	support/testing/tests/package/test_acl.py
@@ -1874,6 +1875,7 @@ F:	support/testing/tests/package/test_python_hwdata.py
 F:	support/testing/tests/package/test_python_magic_wormhole.py
 F:	support/testing/tests/package/test_python_midiutil.py
 F:	support/testing/tests/package/test_python_ml_dtypes.py
+F:	support/testing/tests/package/test_python_mpmath.py
 F:	support/testing/tests/package/test_python_pyalsa.py
 F:	support/testing/tests/package/test_python_spake2.py
 F:	support/testing/tests/package/test_rdma_core.py

package/Config.in

@@ -1198,6 +1198,7 @@ menu "External python modules"
 	source "package/python-modbus-tk/Config.in"
 	source "package/python-more-itertools/Config.in"
 	source "package/python-mpd2/Config.in"
+	source "package/python-mpmath/Config.in"
 	source "package/python-msgfy/Config.in"
 	source "package/python-msgpack/Config.in"
 	source "package/python-multidict/Config.in"

package/python-mpmath/Config.in

@@ -0,0 +1,7 @@
+config BR2_PACKAGE_PYTHON_MPMATH
+	bool "python-mpmath"
+	help
+	  mpmath is a free (BSD licensed) Python library for real and
+	  complex floating-point arithmetic with arbitrary precision.
+
+	  https://mpmath.org/

package/python-mpmath/python-mpmath.hash

@@ -0,0 +1,3 @@
+# Locally computed sha256 checksums
+sha256  7a28eb2a9774d00c7bc92411c19a89209d5da7c4c9a9e227be8330a23a25b91f  mpmath-1.3.0.tar.gz
+sha256  c26cae81da4508e5e249985777a33821f183223ebb74d7f8cfbf90fe7eef2fb7  LICENSE

package/python-mpmath/python-mpmath.mk

@@ -0,0 +1,14 @@
+################################################################################
+#
+# python-mpmath
+#
+################################################################################
+
+PYTHON_MPMATH_VERSION = 1.3.0
+PYTHON_MPMATH_SOURCE = mpmath-$(PYTHON_MPMATH_VERSION).tar.gz
+PYTHON_MPMATH_SITE = https://mpmath.org/files
+PYTHON_MPMATH_SETUP_TYPE = setuptools
+PYTHON_MPMATH_LICENSE = BSD-3-Clause
+PYTHON_MPMATH_LICENSE_FILES = LICENSE
+
+$(eval $(python-package))

support/testing/tests/package/sample_python_mpmath.py

@@ -0,0 +1,16 @@
+#! /usr/bin/env python3
+
+# Test inspired from example published on the project page:
+# https://mpmath.org/
+
+from mpmath import mp
+
+mp.dps = 50
+
+result = mp.quad(lambda x: mp.exp(-x**2), [-mp.inf, mp.inf]) ** 2
+
+# Pi digits can be cross-checked here:
+# https://www.angio.net/pi/digits.html
+expected_result = "3.1415926535897932384626433832795028841971693993751"
+
+assert str(result) == expected_result

support/testing/tests/package/test_python_mpmath.py

@@ -0,0 +1,12 @@
+from tests.package.test_python import TestPythonPackageBase
+
+
+class TestPythonPy3MpMath(TestPythonPackageBase):
+    __test__ = True
+
+    config = TestPythonPackageBase.config + \
+        """
+        BR2_PACKAGE_PYTHON3=y
+        BR2_PACKAGE_PYTHON_MPMATH=y
+        """
+    sample_scripts = ["tests/package/sample_python_mpmath.py"]