Last Refresh? Before Pykep 3 ....

.github/workflows/main.yml

@@ -19,22 +19,28 @@ on:
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
   # This workflow contains a single job called "build"
+  ubuntu-release-py311:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build
+        run: bash tools/gha-ubuntu-release-py311.sh
   ubuntu-debug:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Build
         run: bash tools/gha-ubuntu-debug.sh
   osx-debug:
     runs-on: macos-10.15
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Build
         run: bash tools/gha-osx-debug.sh
   windows-2019:
     runs-on: windows-2019
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Add msbuild to PATH
         uses: microsoft/setup-msbuild@v1.0.2
       - uses: conda-incubator/setup-miniconda@v2

CMakeLists.txt

@@ -1,8 +1,8 @@
 # Main pykep project version.
-set(PYKEP_PROJECT_VERSION 2.6.2)
+set(PYKEP_PROJECT_VERSION 2.6.3)
 
 # CMake version check.
-cmake_minimum_required(VERSION 3.3)
+cmake_minimum_required(VERSION 3.18.0)
 
 # Module path setup.
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake_modules" "${CMAKE_SOURCE_DIR}/cmake_modules/yacma")
@@ -155,14 +155,12 @@ list(REMOVE_ITEM KEP_TOOLBOX_CXX_FLAGS_DEBUG "-Wold-style-cast")
 if(PYKEP_BUILD_PYKEP)
     include(YACMAPythonSetup)
     # NOTE: for the time being, require that dcgp/dcgpy versions are matching exactly.
-    find_package(keplerian_toolbox ${PYKEP_PROJECT_VERSION} EXACT REQUIRED)
-
-    # Internal variable that will be used to tell PykepFindBoost to locate Boost.Python.
-    set(_PYKEP_FIND_BOOST_PYTHON TRUE)
+    find_package(keplerian_toolbox ${PYKEP_PROJECT_VERSION} EXACT REQUIRED CONFIG)
 endif()
 
 # Boost setup. Will allow using Boost::library_name for the needed components
-include(PykepFindBoost)
+find_package(Boost 1.69 REQUIRED COMPONENTS serialization date_time python CONFIG)
+
 
 if(PYKEP_BUILD_KEP_TOOLBOX)
     # List of source files.
@@ -298,7 +296,6 @@ if(PYKEP_BUILD_KEP_TOOLBOX)
     )
     configure_file("${CMAKE_CURRENT_SOURCE_DIR}/keplerian_toolbox-config.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/keplerian_toolbox-config.cmake" @ONLY)
     install(FILES "${CMAKE_CURRENT_BINARY_DIR}/keplerian_toolbox-config.cmake" DESTINATION "lib/cmake/keplerian_toolbox")
-    install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/cmake_modules/PykepFindBoost.cmake" DESTINATION "lib/cmake/keplerian_toolbox")
     install(EXPORT keplerian_toolbox_export NAMESPACE Keplerian_toolbox:: DESTINATION lib/cmake/keplerian_toolbox)
     # Take care of versioning.
     include(CMakePackageConfigHelpers)

cmake_modules/yacma/YACMACompilerLinkerSettings.cmake

@@ -82,6 +82,7 @@ if(NOT _YACMACompilerLinkerSettingsRun)
     # Configuration bits specific for GCC.
     if(YACMA_COMPILER_IS_GNUCXX)
         _YACMA_CHECK_ENABLE_CXX_FLAG(-fdiagnostics-color=auto)
+        _YACMA_CHECK_ENABLE_CXX_FLAG(-Woverloaded-virtual)
         # New in GCC 9.
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Waddress-of-packed-member)
     endif()
@@ -109,7 +110,6 @@ if(NOT _YACMACompilerLinkerSettingsRun)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wc99-designator)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wreorder-init-list)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wsizeof-pointer-div)
-        _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wsizeof-array-div)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wxor-used-as-pow)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wfinal-dtor-non-final-class)
         # New warnings in clang 11.
@@ -122,18 +122,35 @@ if(NOT _YACMACompilerLinkerSettingsRun)
         # NOTE: this is a new flag in Clang 13 which seems to give
         # incorrect warnings for UDLs.
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wno-reserved-identifier)
-
+        _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Warray-bounds-pointer-arithmetic)
+        # New warnings in clang 14.
+        _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Warray-parameter)
+        # NOTE: clang 17 enables by default a new compiler flag called "-fassume-unique-vtables":
+        #
+        # https://releases.llvm.org/17.0.1/tools/clang/docs/ReleaseNotes.html#c-language-changes
+        #
+        # This flag however seems to be buggy:
+        #
+        # https://github.com/llvm/llvm-project/issues/71196
+        #
+        # On our part, in several projects we are experiencing Boost.serialization failures when
+        # (de)serialising derived objects through pointers to bases. Thus, we forcibly disable
+        # this new flag.
+        _YACMA_CHECK_ENABLE_CXX_FLAG(-fno-assume-unique-vtables)
     endif()
 
     # Common configuration for GCC, clang and Intel.
     if(YACMA_COMPILER_IS_CLANGXX OR YACMA_COMPILER_IS_INTELXX OR YACMA_COMPILER_IS_GNUCXX)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wall)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wextra)
-        _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wnon-virtual-dtor)
+        # NOTE: this flag has been superseded by "-Wdelete-non-virtual-dtor"
+        # (enabled by "-Wall"). See:
+        # https://gcc.gnu.org/pipermail/gcc-cvs/2022-November/374730.html
+        # _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wnon-virtual-dtor)
         # NOTE: this flag is a bit too chatty, let's disable it for the moment.
         #_YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wnoexcept)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wlogical-op)
-        #_YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wconversion)
+        _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wconversion)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wdeprecated)
         # This limit is supposed to be at least 1024 in C++11, but for some reason
         # clang sets this to 256, and gcc to 900.

cmake_modules/yacma/YACMAPythonSetup.cmake

@@ -24,7 +24,7 @@ if(_YACMA_PYTHON_MODULE_NEED_LINK)
 else()
   # NOTE: we need to determine the include dir on our own.
   if(NOT YACMA_PYTHON_INCLUDE_DIR)
-    execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "from __future__ import print_function\nfrom distutils import sysconfig\nprint(sysconfig.get_python_inc())"
+    execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "from __future__ import print_function\nimport sysconfig\nprint(sysconfig.get_path('include'))"
       OUTPUT_VARIABLE _YACMA_PYTHON_INCLUDE_DIR OUTPUT_STRIP_TRAILING_WHITESPACE)
     if(_YACMA_PYTHON_INCLUDE_DIR)
       set(YACMA_PYTHON_INCLUDE_DIR "${_YACMA_PYTHON_INCLUDE_DIR}" CACHE PATH "Path to the Python include dir.")
@@ -66,7 +66,7 @@ if(UNIX)
   if(NOT YACMA_PYTHON_MODULES_INSTALL_PATH)
     # NOTE: here we use this contraption (instead of the simple method below for Win32) because like this we can
     # support installation into the CMake prefix (e.g., in the user's home dir).
-    execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "from __future__ import print_function\nimport distutils.sysconfig\nimport os\nprint(os.path.split(distutils.sysconfig.get_python_lib())[-1])"
+    execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "from __future__ import print_function\nimport sysconfig\nimport os\nprint(os.path.split(sysconfig.get_path('platlib'))[-1])"
       OUTPUT_VARIABLE _YACMA_PY_PACKAGES_DIR OUTPUT_STRIP_TRAILING_WHITESPACE)
     message(STATUS "Python packages dir is: ${_YACMA_PY_PACKAGES_DIR}")
     set(YACMA_PYTHON_MODULES_INSTALL_PATH "lib/python${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR}/${_YACMA_PY_PACKAGES_DIR}" CACHE PATH "Install path for Python modules.")
@@ -78,7 +78,7 @@ elseif(WIN32)
   set(_YACMA_PY_MODULE_EXTENSION "pyd")
   if(NOT YACMA_PYTHON_MODULES_INSTALL_PATH)
     # On Windows, we will install directly into the install path of the Python interpreter.
-    execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "from distutils.sysconfig import get_python_lib; print(get_python_lib())"
+    execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "import sysconfig; print(sysconfig.get_path('platlib'))"
       OUTPUT_VARIABLE _YACMA_PYTHON_MODULES_INSTALL_PATH OUTPUT_STRIP_TRAILING_WHITESPACE)
     set(YACMA_PYTHON_MODULES_INSTALL_PATH "${_YACMA_PYTHON_MODULES_INSTALL_PATH}" CACHE PATH "Install path for Python modules.")
     mark_as_advanced(YACMA_PYTHON_MODULES_INSTALL_PATH)

keplerian_toolbox-config.cmake.in

@@ -4,7 +4,6 @@ get_filename_component(_KEP_TOOLBOX_CONFIG_SELF_DIR "${CMAKE_CURRENT_LIST_FILE}"
 #Find the deps.Alter the cmake module path.
 set(_KEP_TOOLBOX_CONFIG_OLD_MODULE_PATH "${CMAKE_MODULE_PATH}")
 list(APPEND CMAKE_MODULE_PATH "${_KEP_TOOLBOX_CONFIG_SELF_DIR}")
-include(PykepFindBoost)
 
 #Restore original module path.
 set(CMAKE_MODULE_PATH "${_KEP_TOOLBOX_CONFIG_OLD_MODULE_PATH}")

pykep/CMakeLists.txt

@@ -10,15 +10,8 @@ endif()
 # NOTE: since Boost 1.67, the naming of the Boost.Python library has changed to include the
 # major and minor python version as a suffix. See the release notes:
 # https://www.boost.org/users/history/version_1_67_0.html
-if(${Boost_MAJOR_VERSION} GREATER 1 OR (${Boost_MAJOR_VERSION} EQUAL 1 AND ${Boost_MINOR_VERSION} GREATER 66))
-    set(PYKEP_BP_TARGET "Boost::python${PYTHON_VERSION_MAJOR}${PYTHON_VERSION_MINOR}")
-else()
-    if(${PYTHON_VERSION_MAJOR} EQUAL 2)
-        set(PYKEP_BP_TARGET "Boost::python")
-    else()
-        set(PYKEP_BP_TARGET "Boost::python3")
-    endif()
-endif()
+set(PYKEP_BP_TARGET "Boost::python")
+
 
 # Boost.Python version 1.64 (and possibly later?) has issues with default hidden visibility.
 if(${Boost_MAJOR_VERSION} GREATER 1 OR (${Boost_MAJOR_VERSION} EQUAL 1 AND ${Boost_MINOR_VERSION} GREATER 63))

pykep/__init__.py

@@ -59,7 +59,7 @@
 ###########################################################
 # We define pykep module
 ###########################################################
-version = '2.6.1'
+version = '2.6.3'
 __doc__ = 'pykep is the answer ... but what was the question?'
 __all__ = ['core', 'sims_flanagan', 'pontryagin', 'orbit_plots',
            'examples', 'trajopt', 'phasing', 'util', 'planet', 'test']

pykep/trajopt/_launchers.py

@@ -1,9 +1,10 @@
-from scipy.interpolate import interp2d, interp1d
+from scipy.interpolate import RectBivariateSpline, interp1d
 from math import sqrt
+import numpy as np
 
 _vinfs_A5 = [0., 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 5.75, 6]
 _decls_A5 = [-90, -40, -30, -29, -28.5, -20, -10, 0, 10, 20, 28.5, 29, 30, 40, 90]
-_data_A5 = [
+_data_A5 = np.array([
     [1e-1, 1e-1, 1e-1, 1e-1, 1e-1, 1e-1, 1e-1, 1e-1, 1e-1, 1e-1],
     [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0],
     [10.0, 10.0, 10.0, 10.0, 10.0, 10.0, 10.0, 10.0, 10.0, 10.0],
@@ -19,14 +20,14 @@
     [10.0, 10.0, 10.0, 10.0, 10.0, 10.0, 10.0, 10.0, 10.0, 10.0],
     [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0],
     [1e-1, 1e-1, 1e-1, 1e-1, 1e-1, 1e-1, 1e-1, 1e-1, 1e-1, 1e-1]
-]
+])
 
 _vinfs_A551 = [sqrt(elem) for elem in [1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 40, 45, 50, 55, 60]]
 _data_A551 = [5995, 5780, 5570, 5360, 5160, 4965, 4775, 4585, 4405, 4230, 4055, 3890, 3730, 3570, 3420, 3270, 3130, 2995, 2860, 2670, 2380, 2120, 1900, 1695]
 
 _vinfs_SF = [0, 1, 2, 3, 4, 5]
 _decls_SF = [-90, -65, -50, -40, -30, -20, -10, 0, 10, 20, 30, 40, 50, 65, 90]
-_data_SF = [
+_data_SF = np.array([
     [1e-3, 1e-3, 1e-3, 1e-3, 1e-3, 1e-3],
     [100., 100.00000, 100.00000, 100.00000, 100.00000, 100.00000],
     [1830.50000, 1830.50000, 1815.90000, 1737.70000, 1588.00000, 1344.30000],
@@ -42,14 +43,14 @@
     [1805.90000, 1805.90000, 1796.00000, 1722.70000, 1571.60000, 1327.60000],
     [100.00000, 100.00000, 100.00000, 100.00000, 100.00000, 100.00000],
     [1e-3, 1e-3, 1e-3, 1e-3, 1e-3, 1e-3]
-]
+])
 
 # Ariane 5: data provided to ESOC by Arianespace when they were still considering Ariane launch for ExoMars. 
 # Negative mass values have been substituted with exp(m/1000) to avoid problems.
 # Declination has been extended up to 90 degrees.
 _vinfs_Ariane5 = [0.5, 1. , 1.5, 2. , 2.5, 3. , 3.5, 4. , 4.5, 5. , 5.5, 6. ]
 _decls_Ariane5 = [-90, -50, -45, -40, -35, -30, -25, -20, -15, -10, -5, 0, 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 90]
-_data_Ariane5 = [
+_data_Ariane5 = np.array([
     [4.97870684e-02, 3.01973834e-02, 1.83156389e-02, 1.11089965e-02, 6.73794700e-03, 2.47875218e-03, 9.11881966e-04, 3.35462628e-04, 1.23409804e-04, 4.53999298e-05, 1.67017008e-05, 6.14421235e-06],
     [4.97870684e-02, 3.01973834e-02, 1.83156389e-02, 1.11089965e-02, 6.73794700e-03, 2.47875218e-03, 9.11881966e-04, 3.35462628e-04, 1.23409804e-04, 4.53999298e-05, 1.67017008e-05, 6.14421235e-06],
     [8.20849986e-02, 4.97870684e-02, 3.01973834e-02, 1.83156389e-02, 1.11089965e-02, 6.73794700e-03, 2.47875218e-03, 9.11881966e-04, 3.35462628e-04, 1.23409804e-04, 4.53999298e-05, 1.67017008e-05],
@@ -73,7 +74,7 @@
     [5.47700000e+03, 5.23900000e+03, 4.88200000e+03, 4.40100000e+03, 3.79500000e+03, 3.67879441e-01, 1.35335283e-01, 4.97870684e-02, 1.83156389e-02, 6.73794700e-03, 2.47875218e-03, 9.11881966e-04],
     [5.30200000e+03, 5.02100000e+03, 4.60400000e+03, 4.04400000e+03, 3.67879441e-01, 1.35335283e-01, 4.97870684e-02, 1.83156389e-02, 6.73794700e-03, 2.47875218e-03, 9.11881966e-04, 3.35462628e-04],
     [5.30200000e+03, 5.02100000e+03, 4.60400000e+03, 4.04400000e+03, 3.67879441e-01, 1.35335283e-01, 4.97870684e-02, 1.83156389e-02, 6.73794700e-03, 2.47875218e-03, 9.11881966e-04, 3.35462628e-04]
-]
+])
 
 class _launchers:
     """
@@ -92,10 +93,10 @@ class _launchers:
 
     """
     def __init__(self):
-        self._atlas501 = interp2d(_vinfs_A5, _decls_A5, _data_A5, kind='linear', fill_value=0.1, copy=False)
+        self._atlas501 = RectBivariateSpline(_vinfs_A5, _decls_A5, _data_A5.T, kx=1, ky=1)
         self._atlas551 = interp1d(_vinfs_A551, _data_A551, kind='linear', fill_value=0.1, copy=False, bounds_error=False)
-        self._soyuzf = interp2d(_vinfs_SF, _decls_SF, _data_SF, kind='linear', fill_value=1e-3, copy=False)
-        self._ariane5 = interp2d(_vinfs_Ariane5, _decls_Ariane5, _data_Ariane5, kind='linear', fill_value=1e-3, copy=False)
+        self._soyuzf = RectBivariateSpline(_vinfs_SF, _decls_SF, _data_SF.T, kx=1, ky=1)
+        self._ariane5 = RectBivariateSpline(_vinfs_Ariane5, _decls_Ariane5, _data_Ariane5.T, kx=1, ky=1)
     def atlas501(self, vinfs, decls):
         """atlas501(vinfs, decls)
 
@@ -110,7 +111,7 @@ def atlas501(self, vinfs, decls):
             Numpy array containg the mass delivered to escape with said declinations and magnitudes.
 
         """
-        return self._atlas501(vinfs, decls)
+        return self._atlas501(vinfs, decls).T
 
     def atlas551(self, vinfs):
         """atlas551(vinfs)
@@ -140,7 +141,7 @@ def soyuzf(self, vinfs, decls):
         Returns:
             Numpy array containg the mass delivered to escape with said declinations and magnitudes.
         """
-        return self._soyuzf(vinfs, decls)
+        return self._soyuzf(vinfs, decls).T
     def ariane5(self, vinfs, decls):
         """ariane5(vinfs, decls)
 
@@ -155,4 +156,4 @@ def ariane5(self, vinfs, decls):
         Returns:
             Numpy array containg the mass delivered to escape with said declinations and magnitudes.
         """
-        return self._ariane5(vinfs, decls)
+        return self._ariane5(vinfs, decls).T

tools/gha-osx-debug.sh

@@ -6,12 +6,15 @@ set -x
 # Exit on error.
 set -e
 
+# Core deps.
+sudo apt-get install wget
+
 # Install conda+deps.
-wget https://github.com/conda-forge/miniforge/releases/latest/download/Mambaforge-MacOSX-x86_64.sh -O mambaforge.sh
+wget https://github.com/conda-forge/miniforge/releases/latest/download/Miniforge3-Linux-x86_64.sh -O miniforge.sh
 export deps_dir=$HOME/local
-export PATH="$HOME/mambaforge/bin:$PATH"
-bash mambaforge.sh -b -p $HOME/mambaforge
-mamba create -y -q -p $deps_dir c-compiler cxx-compiler cmake boost boost-cpp python=3.11 scipy matplotlib
+export PATH="$HOME/miniforge/bin:$PATH"
+bash miniforge.sh -b -p $HOME/miniforge
+conda create -y -q -p $deps_dir c-compiler cxx-compiler cmake libboost-devel libboost-python-devel python scipy matplotlib ninja
 source activate $deps_dir
 
 # Create the build dir and cd into it.

tools/gha-ubuntu-debug.sh

@@ -10,11 +10,11 @@ set -e
 sudo apt-get install wget
 
 # Install conda+deps.
-wget https://github.com/conda-forge/miniforge/releases/latest/download/Mambaforge-Linux-x86_64.sh -O mambaforge.sh
+wget https://github.com/conda-forge/miniforge/releases/latest/download/Miniforge3-Linux-x86_64.sh -O miniforge.sh
 export deps_dir=$HOME/local
-export PATH="$HOME/mambaforge/bin:$PATH"
-bash mambaforge.sh -b -p $HOME/mambaforge
-mamba create -y -q -p $deps_dir c-compiler cxx-compiler cmake boost boost-cpp python=3.11 scipy matplotlib
+export PATH="$HOME/miniforge/bin:$PATH"
+bash miniforge.sh -b -p $HOME/miniforge
+conda create -y -q -p $deps_dir c-compiler cxx-compiler cmake libboost-devel libboost-python-devel python scipy matplotlib ninja
 source activate $deps_dir
 
 # Create the build dir and cd into it.