Merge branch 'Python-3.8.0' into 'master'

Toolchains and some modifications for Python 3.8.0

See merge request !304

cmake/toolchain/heptools-dev3python38.cmake

+#---List of externals
+set(LCG_PYTHON_VERSION 3)
+include(heptools-dev-base)
+
+#---Additional External packages------(Generators)-----------------
+include(heptools-dev-generators)
+
+LCG_external_package(ROOT         HEAD   GIT=http://root.cern.ch/git/root.git        )
+LCG_external_package(hepmc3       HEAD   GIT=https://gitlab.cern.ch/hepmc/HepMC3.git )
+LCG_remove_package(Gaudi)
+
+LCG_remove_package(Python)
+LCG_external_package(Python 3.8.0)

cmake/toolchain/heptools-dev4python38.cmake

+#---List of externals----------------------------------------------
+set(LCG_PYTHON_VERSION 3)
+include(heptools-dev-base)
+
+#---Additional External packages------(Generators)-----------------
+include(heptools-dev-generators)
+ 
+LCG_external_package(ROOT    v6-18-00-patches   GIT=http://root.cern.ch/git/root.git )
+LCG_external_package(hepmc3  3.1.1                                                   )
+
+# Latest tagged version of COOL, CORAL instead of master (if required)
+if(NOT ${LCG_OS}${LCG_OSVERS} MATCHES ubuntu18|mac[0-9]+)
+  LCG_remove_package(CORAL)
+  LCG_AA_project(CORAL 3_2_2)
+  LCG_remove_package(COOL)
+  LCG_AA_project(COOL 3_2_2)
+endif()
+
+
+LCG_remove_package(Python)
+LCG_external_package(Python 3.8.0)
+
+

generators/CMakeLists.txt

@@ -224,6 +224,9 @@ LCGPackage_Add(
       ROOTCONFIG=${ROOT_home}/bin/root-config
   ENDIF
       PYTHON=${Python_home}/bin/${PYTHON}
+            COMMAND $ENV{SHELL} -c "touch <SOURCE_DIR>/pyext/yoda/core.pyx <SOURCE_DIR>/pyext/yoda/util.pyx <SOURCE_DIR>/pyext/yoda/rootcompat.pyx" 
+            
+            
   BUILD_COMMAND ${MAKE} all
   INSTALL_COMMAND ${MAKE} install
   BUILD_IN_SOURCE 1

pyexternals/CMakeLists.txt

@@ -2253,12 +2253,12 @@ LCGPackage_Add(
   URL ${GenURL}/tables-${pytables_native_version}.tar.gz
 #  ENVIRONMENT DISABLE_AVX2=1
   CONFIGURE_COMMAND <VOID>
-  BUILD_COMMAND <VOID>
+  BUILD_COMMAND $ENV{SHELL} -c "touch <SOURCE_DIR>/tables/*.pyx"
   INSTALL_COMMAND ${MakeSitePackagesDir}
           COMMAND ${PYTHON} setup.py install --hdf5=${hdf5_home} IF NOT ${xz_home} STREQUAL TakenFromSystem THEN --bzip2=${xz_home} ENDIF ${PySetupOptions}
           COMMAND ${CMAKE_SOURCE_DIR}/pyexternals/Python_postinstall.sh <INSTALL_DIR>
   BUILD_IN_SOURCE 1
-  DEPENDS Python numpy numexpr hdf5 xz
+  DEPENDS Python numpy numexpr hdf5 xz cython
 )
 
 
@@ -2942,7 +2942,7 @@ LCGPackage_Add(
 LCGPackage_Add(
   statsmodels
   URL ${GenURL}/statsmodels-${statsmodels_native_version}.tar.gz
-  CONFIGURE_COMMAND <VOID>
+  CONFIGURE_COMMAND $ENV{SHELL} -c "touch <SOURCE_DIR>/*/*/*/*.pyx <SOURCE_DIR>/*/*/*.pyx"
   BUILD_COMMAND <VOID>
   INSTALL_COMMAND ${MakeSitePackagesDir}
           COMMAND ${PYTHON} setup.py install ${PySetupOptions}