deps: python 3.7.4 for windows.

This also updates to a new packaging method where python is runnable
from the library folder rather than having tarballs in the release
folder.

7 files changed, 108 insertions, 177 deletions

diff --git a/build_files/build_environment/CMakeLists.txt b/build_files/build_environment/CMakeLists.txt
index e4fe7d90176..0dbd3b572cf 100644
--- a/build_files/build_environment/CMakeLists.txt
+++ b/build_files/build_environment/CMakeLists.txt
@@ -90,6 +90,7 @@ include(cmake/tbb.cmake)
 include(cmake/openvdb.cmake)
 include(cmake/python.cmake)
 include(cmake/python_site_packages.cmake)
+include(cmake/package_python.cmake)
 include(cmake/numpy.cmake)
 if(UNIX AND NOT APPLE)
   # Rely on PugiXML compiled with OpenImageIO
diff --git a/build_files/build_environment/cmake/numpy.cmake b/build_files/build_environment/cmake/numpy.cmake
index 1a6ffa95ad6..abf2464e88c 100644
--- a/build_files/build_environment/cmake/numpy.cmake
+++ b/build_files/build_environment/cmake/numpy.cmake
@@ -17,6 +17,7 @@
 # ***** END GPL LICENSE BLOCK *****
 
 if(MSVC)
+  message("BIN >${PYTHON_BINARY}<")
   if(BUILD_MODE STREQUAL Debug)
     set(NUMPY_DIR_POSTFIX -pydebug)
     set(NUMPY_ARCHIVE_POSTFIX d)
@@ -30,17 +31,6 @@ endif()
 
 set(NUMPY_POSTFIX)
 
-if(WIN32)
-  set(NUMPY_INSTALL
-    ${CMAKE_COMMAND} -E copy_directory "${BUILD_DIR}/python/src/external_python/run/lib/site-packages/numpy/core/include/numpy" "${LIBDIR}/python/include/python${PYTHON_SHORT_VERSION}/numpy" &&
-    ${CMAKE_COMMAND} -E chdir "${BUILD_DIR}/numpy/src/external_numpy/build/lib.${PYTHON_ARCH2}-${PYTHON_SHORT_VERSION}${NUMPY_DIR_POSTFIX}"
-    ${CMAKE_COMMAND} -E tar "cfvz" "${LIBDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}_numpy_${NUMPY_SHORT_VERSION}${NUMPY_ARCHIVE_POSTFIX}.tar.gz" "."
-  )
-else()
-  set(NUMPY_INSTALL echo .)
-  set(NUMPY_PATCH echo .)
-endif()
-
 ExternalProject_Add(external_numpy
   URL ${NUMPY_URI}
   DOWNLOAD_DIR ${DOWNLOAD_DIR}
@@ -50,17 +40,10 @@ ExternalProject_Add(external_numpy
   CONFIGURE_COMMAND ""
   LOG_BUILD 1
   BUILD_COMMAND ${PYTHON_BINARY} ${BUILD_DIR}/numpy/src/external_numpy/setup.py build ${NUMPY_BUILD_OPTION} install --old-and-unmanageable
-  INSTALL_COMMAND ${NUMPY_INSTALL}
+  INSTALL_COMMAND ""
 )
 
-if(WIN32)
-  ExternalProject_Add_Step(external_numpy after_install
-      COMMAND ${CMAKE_COMMAND} -E copy ${LIBDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}_numpy_${NUMPY_SHORT_VERSION}${NUMPY_ARCHIVE_POSTFIX}.tar.gz ${HARVEST_TARGET}/Release/python${PYTHON_SHORT_VERSION_NO_DOTS}_numpy_${NUMPY_SHORT_VERSION}${NUMPY_ARCHIVE_POSTFIX}.tar.gz
-      DEPENDEES install
-    )
-endif()
-
 add_dependencies(
   external_numpy
-  Make_Python_Environment
+  external_python
 )
diff --git a/build_files/build_environment/cmake/package_python.cmake b/build_files/build_environment/cmake/package_python.cmake
new file mode 100644
index 00000000000..e2eda66a4e0
--- /dev/null
+++ b/build_files/build_environment/cmake/package_python.cmake
@@ -0,0 +1,58 @@
+# ***** BEGIN GPL LICENSE BLOCK *****
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+#
+# ***** END GPL LICENSE BLOCK *****
+
+if(MSVC)
+  set(PYTARGET ${HARVEST_TARGET}/python/${PYTHON_SHORT_VERSION_NO_DOTS})
+  set(PYSRC ${LIBDIR}/python/)
+
+  if(BUILD_MODE STREQUAL Release)
+    add_custom_command(
+      OUTPUT ${PYTARGET}/bin/python${PYTHON_POSTFIX}.exe
+      COMMAND echo packaging python
+      COMMAND echo this should ouput at ${PYTARGET}/bin/python${PYTHON_POSTFIX}.exe
+      COMMAND ${CMAKE_COMMAND} -E make_directory ${PYTARGET}/libs
+      COMMAND ${CMAKE_COMMAND} -E copy ${PYSRC}/libs/python${PYTHON_SHORT_VERSION_NO_DOTS}.lib ${PYTARGET}/libs/python${PYTHON_SHORT_VERSION_NO_DOTS}.lib
+      COMMAND ${CMAKE_COMMAND} -E copy ${PYSRC}/python.exe ${PYTARGET}/bin/python.exe
+      COMMAND ${CMAKE_COMMAND} -E copy ${PYSRC}/python${PYTHON_SHORT_VERSION_NO_DOTS}.dll ${PYTARGET}/bin/python${PYTHON_SHORT_VERSION_NO_DOTS}.dll
+      COMMAND ${CMAKE_COMMAND} -E copy ${PYSRC}/python${PYTHON_SHORT_VERSION_NO_DOTS}.pdb ${PYTARGET}/libs/python${PYTHON_SHORT_VERSION_NO_DOTS}.pdb
+      COMMAND ${CMAKE_COMMAND} -E copy_directory ${PYSRC}/include/ ${PYTARGET}/include/
+      COMMAND ${CMAKE_COMMAND} -E copy_directory ${PYSRC}/lib/ ${PYTARGET}/lib/
+      COMMAND ${CMAKE_COMMAND} -E copy_directory ${PYSRC}/DLLs/ ${PYTARGET}/DLLs/
+      COMMAND cd ${PYTARGET}/lib/ && for /d /r . %%d in (__pycache__) do @if exist "%%d" echo "%%d" && rd /s/q "%%d"
+    )
+    add_custom_target(Package_Python ALL DEPENDS external_python external_numpy external_python_site_packages OUTPUT ${HARVEST_TARGET}/python/${PYTHON_SHORT_VERSION_NO_DOTS}/bin/python${PYTHON_POSTFIX}.exe)
+  endif()
+
+  if(BUILD_MODE STREQUAL Debug)
+    add_custom_command(
+      OUTPUT ${PYTARGET}/bin/python${PYTHON_POSTFIX}.exe
+      COMMAND echo packaging python
+      COMMAND echo this should ouput at ${PYTARGET}/bin/python${PYTHON_POSTFIX}.exe
+      COMMAND ${CMAKE_COMMAND} -E make_directory ${PYTARGET}/libs
+      COMMAND ${CMAKE_COMMAND} -E copy ${PYSRC}/libs/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.lib ${PYTARGET}/libs/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.lib
+      COMMAND ${CMAKE_COMMAND} -E copy ${PYSRC}/python${PYTHON_POSTFIX}.exe ${PYTARGET}/bin/python${PYTHON_POSTFIX}.exe
+      COMMAND ${CMAKE_COMMAND} -E copy ${PYSRC}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.dll ${PYTARGET}/bin/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.dll
+      COMMAND ${CMAKE_COMMAND} -E copy ${PYSRC}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.pdb ${PYTARGET}/libs/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.pdb
+      COMMAND ${CMAKE_COMMAND} -E copy_directory ${PYSRC}/include/ ${PYTARGET}/include/
+      COMMAND ${CMAKE_COMMAND} -E copy_directory ${PYSRC}/lib/ ${PYTARGET}/lib/
+      COMMAND ${CMAKE_COMMAND} -E copy_directory ${PYSRC}/DLLs/ ${PYTARGET}/DLLs/
+      COMMAND cd ${PYTARGET}/lib/ && for /d /r . %%d in (__pycache__) do @if exist "%%d" echo "%%d" && rd /s/q "%%d"
+    )
+    add_custom_target(Package_Python ALL DEPENDS external_python external_numpy external_python_site_packages OUTPUT ${PYTARGET}/bin/python${PYTHON_POSTFIX}.exe)
+  endif()
+endif()
diff --git a/build_files/build_environment/cmake/python.cmake b/build_files/build_environment/cmake/python.cmake
index cb3aefa3a9d..ee218e9782a 100644
--- a/build_files/build_environment/cmake/python.cmake
+++ b/build_files/build_environment/cmake/python.cmake
@@ -19,17 +19,13 @@
 set(PYTHON_POSTFIX)
 if(BUILD_MODE STREQUAL Debug)
   set(PYTHON_POSTFIX _d)
+  set(PYTHON_EXTRA_INSTLAL_FLAGS -d)
 endif()
 
 if(WIN32)
-  if("${CMAKE_SIZEOF_VOID_P}" EQUAL "8")
-    set(SSL_POSTFIX -x64)
-  else()
-    set(SSL_POSTFIX)
-  endif()
-
-  set(PYTHON_BINARY ${BUILD_DIR}/python/src/external_python/run/python${PYTHON_POSTFIX}.exe)
-
+  set(PYTHON_BINARY_INTERNAL ${BUILD_DIR}/python/src/external_python/PCBuild/amd64/python${PYTHON_POSTFIX}.exe)
+  set(PYTHON_BINARY ${LIBDIR}/python/python${PYTHON_POSTFIX}.exe)
+  set(PYTHON_SRC ${BUILD_DIR}/python/src/external_python/)
   macro(cmake_to_dos_path MsysPath ResultingPath)
     string(REPLACE "/" "\\" ${ResultingPath} "${MsysPath}")
   endmacro()
@@ -40,31 +36,16 @@ if(WIN32)
   cmake_to_dos_path(${PYTHON_EXTERNALS_FOLDER} PYTHON_EXTERNALS_FOLDER_DOS)
   cmake_to_dos_path(${DOWNLOADS_EXTERNALS_FOLDER} DOWNLOADS_EXTERNALS_FOLDER_DOS)
 
-  message("Python externals = ${PYTHON_EXTERNALS_FOLDER}")
-  message("Python externals_dos = ${PYTHON_EXTERNALS_FOLDER_DOS}")
-  message("Python DOWNLOADS_EXTERNALS_FOLDER = ${DOWNLOADS_EXTERNALS_FOLDER}")
-  message("Python DOWNLOADS_EXTERNALS_FOLDER_DOS = ${DOWNLOADS_EXTERNALS_FOLDER_DOS}")
-
   ExternalProject_Add(external_python
     URL ${PYTHON_URI}
     DOWNLOAD_DIR ${DOWNLOAD_DIR}
     URL_HASH MD5=${PYTHON_HASH}
     PREFIX ${BUILD_DIR}/python
-    PATCH_COMMAND
-      echo mklink /D "${PYTHON_EXTERNALS_FOLDER_DOS}" "${DOWNLOADS_EXTERNALS_FOLDER_DOS}" &&
-      mklink /D "${PYTHON_EXTERNALS_FOLDER_DOS}" "${DOWNLOADS_EXTERNALS_FOLDER_DOS}"
     CONFIGURE_COMMAND ""
     BUILD_COMMAND cd ${BUILD_DIR}/python/src/external_python/pcbuild/ && set IncludeTkinter=false && call build.bat -e -p ${PYTHON_ARCH} -c ${BUILD_MODE}
-    INSTALL_COMMAND COMMAND
-      ${CMAKE_COMMAND} -E copy ${PYTHON_OUTPUTDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.dll ${LIBDIR}/python/lib/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.dll &&
-      ${CMAKE_COMMAND} -E copy ${PYTHON_OUTPUTDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.pdb ${LIBDIR}/python/lib/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.pdb &&
-      ${CMAKE_COMMAND} -E copy ${PYTHON_OUTPUTDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.lib ${LIBDIR}/python/lib/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.lib &&
-      ${CMAKE_COMMAND} -E copy ${PYTHON_OUTPUTDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.exp ${LIBDIR}/python/lib/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.exp &&
-      ${CMAKE_COMMAND} -E copy_directory ${BUILD_DIR}/python/src/external_python/include ${LIBDIR}/python/include/Python${PYTHON_SHORT_VERSION} &&
-      ${CMAKE_COMMAND} -E copy "${BUILD_DIR}/python/src/external_python/PC/pyconfig.h" ${LIBDIR}/python/include/Python${PYTHON_SHORT_VERSION}/pyconfig.h
+    INSTALL_COMMAND ${PYTHON_BINARY_INTERNAL} ${PYTHON_SRC}/PC/layout/main.py -b ${PYTHON_SRC}/PCbuild/amd64 -s ${PYTHON_SRC} -t ${PYTHON_SRC}/tmp/  --include-underpth --include-stable --include-pip --include-dev --include-launchers  --include-symbols ${PYTHON_EXTRA_INSTLAL_FLAGS} --copy ${LIBDIR}/python
   )
-  message("PythinRedist = ${BUILD_DIR}/python/src/external_python/redist")
-  message("POutput = ${PYTHON_OUTPUTDIR}")
+
 else()
   if(APPLE)
     # disable functions that can be in 10.13 sdk but aren't available on 10.9 target
@@ -107,65 +88,6 @@ else()
     BUILD_COMMAND ${PYTHON_CONFIGURE_ENV} && cd ${BUILD_DIR}/python/src/external_python/ && make -j${MAKE_THREADS}
     INSTALL_COMMAND ${PYTHON_CONFIGURE_ENV} && cd ${BUILD_DIR}/python/src/external_python/ && make install
     INSTALL_DIR ${LIBDIR}/python)
-
-  add_custom_target(Make_Python_Environment ALL DEPENDS external_python)
-endif()
-
-if(MSVC)
-  add_custom_command(
-    OUTPUT ${LIBDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.tar.gz
-    OUTPUT ${BUILD_DIR}/python/src/external_python/redist/bin/python${PYTHON_POSTFIX}.exe
-    COMMAND ${CMAKE_COMMAND} -E copy_directory ${BUILD_DIR}/python/src/external_python/lib ${BUILD_DIR}/python/src/external_python/redist/lib
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_asyncio${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_asyncio${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_bz2${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_bz2${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_contextvars${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_contextvars${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_ctypes${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_ctypes${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_ctypes_test${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_ctypes_test${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_decimal${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_decimal${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_distutils_findvs${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_distutils_findvs${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_elementtree${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_elementtree${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_hashlib${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_hashlib${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_lzma${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_lzma${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_msi${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_msi${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_multiprocessing${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_multiprocessing${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_overlapped${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_overlapped${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_queue${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_queue${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_socket${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_socket${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_sqlite3${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_sqlite3${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_ssl${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_ssl${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_testbuffer${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_testbuffer${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_testcapi${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_testcapi${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_testimportmultiple${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_testimportmultiple${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/_testmultiphase${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/_testmultiphase${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/pyexpat${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/pyexpat${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/python${PYTHON_POSTFIX}.exe" ${BUILD_DIR}/python/src/external_python/redist/bin/python${PYTHON_POSTFIX}.exe
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/select${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/select${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/unicodedata${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/unicodedata${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/winsound${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/winsound${PYTHON_POSTFIX}.pyd
-    #xxlimited is an example extension module, we don't need to ship it and debug doesn't build it
-    #leaving it commented out, so I won't get confused again with the next update.
-    #COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/xxlimited${PYTHON_POSTFIX}.pyd" ${BUILD_DIR}/python/src/external_python/redist/lib/xxlimited${PYTHON_POSTFIX}.pyd
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/libssl-1_1${SSL_POSTFIX}.dll" ${BUILD_DIR}/python/src/external_python/redist/lib/libssl-1_1${SSL_POSTFIX}.dll
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/libcrypto-1_1${SSL_POSTFIX}.dll" ${BUILD_DIR}/python/src/external_python/redist/lib/libcrypto-1_1${SSL_POSTFIX}.dll
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/sqlite3${PYTHON_POSTFIX}.dll" ${BUILD_DIR}/python/src/external_python/redist/lib/sqlite3${PYTHON_POSTFIX}.dll
-    COMMAND ${CMAKE_COMMAND} -E chdir "${BUILD_DIR}/python/src/external_python/redist" ${CMAKE_COMMAND} -E tar "cfvz" "${LIBDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.tar.gz" "."
-    COMMAND ${CMAKE_COMMAND} -E copy_directory ${LIBDIR}/python/ ${HARVEST_TARGET}/python/
-    COMMAND ${CMAKE_COMMAND} -E copy ${LIBDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.tar.gz ${HARVEST_TARGET}/Release/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.tar.gz
-  )
-
-  add_custom_target(Package_Python ALL DEPENDS external_python ${LIBDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.tar.gz ${BUILD_DIR}/python/src/external_python/redist/bin/python${PYTHON_POSTFIX}.exe)
-
-  add_custom_command(OUTPUT ${BUILD_DIR}/python/src/external_python/run/python${PYTHON_POSTFIX}.exe
-    COMMAND ${CMAKE_COMMAND} -E copy_directory ${BUILD_DIR}/python/src/external_python/redist ${BUILD_DIR}/python/src/external_python/run
-    COMMAND ${CMAKE_COMMAND} -E copy_directory ${BUILD_DIR}/python/src/external_python/include ${BUILD_DIR}/python/src/external_python/run/include
-    COMMAND ${CMAKE_COMMAND} -E copy "${BUILD_DIR}/python/src/external_python/PC/pyconfig.h" ${BUILD_DIR}/python/src/external_python/run/include/pyconfig.h
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.dll" ${BUILD_DIR}/python/src/external_python/run/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.dll
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.lib" ${BUILD_DIR}/python/src/external_python/run/libs/python${PYTHON_SHORT_VERSION_NO_DOTS}.lib  #missing postfix on purpose, distutils is not expecting it
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.lib" ${BUILD_DIR}/python/src/external_python/run/libs/python${PYTHON_SHORT_VERSION_NO_DOTS}${PYTHON_POSTFIX}.lib  #other things like numpy still want it though.
-    COMMAND ${CMAKE_COMMAND} -E copy "${PYTHON_OUTPUTDIR}/python${PYTHON_POSTFIX}.exe" ${BUILD_DIR}/python/src/external_python/run/python${PYTHON_POSTFIX}.exe
-    COMMAND ${BUILD_DIR}/python/src/external_python/run/python${PYTHON_POSTFIX}.exe -m ensurepip --upgrade
-  )
-  add_custom_target(Make_Python_Environment ALL DEPENDS ${BUILD_DIR}/python/src/external_python/run/python${PYTHON_POSTFIX}.exe Package_Python)
 endif()
 
 if(UNIX)
diff --git a/build_files/build_environment/cmake/python_site_packages.cmake b/build_files/build_environment/cmake/python_site_packages.cmake
index 3a2901cadb7..d17f65a152b 100644
--- a/build_files/build_environment/cmake/python_site_packages.cmake
+++ b/build_files/build_environment/cmake/python_site_packages.cmake
@@ -15,27 +15,16 @@
 # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 #
 # ***** END GPL LICENSE BLOCK *****
-if(WIN32)
-  set(HARVEST_CMD cmd /C FOR /d /r ${BUILD_DIR}/python/src/external_python/run/lib/site-packages %d IN (__pycache__) DO @IF EXIST "%d" rd /s /q "%d" &&
-    ${CMAKE_COMMAND} -E copy_directory  ${BUILD_DIR}/python/src/external_python/run/lib/site-packages/idna ${HARVEST_TARGET}/Release/site-packages/idna &&
-    ${CMAKE_COMMAND} -E copy_directory  ${BUILD_DIR}/python/src/external_python/run/lib/site-packages/chardet ${HARVEST_TARGET}/Release/site-packages/chardet &&
-    ${CMAKE_COMMAND} -E copy_directory  ${BUILD_DIR}/python/src/external_python/run/lib/site-packages/urllib3 ${HARVEST_TARGET}/Release/site-packages/urllib3 &&
-    ${CMAKE_COMMAND} -E copy_directory  ${BUILD_DIR}/python/src/external_python/run/lib/site-packages/certifi ${HARVEST_TARGET}/Release/site-packages/certifi &&
-    ${CMAKE_COMMAND} -E copy_directory  ${BUILD_DIR}/python/src/external_python/run/lib/site-packages/requests ${HARVEST_TARGET}/Release/site-packages/requests
-  )
-else()
-  set(HARVEST_CMD echo .)
-endif()
 
 ExternalProject_Add(external_python_site_packages
   DOWNLOAD_COMMAND ""
   CONFIGURE_COMMAND ""
   BUILD_COMMAND ""
   PREFIX ${BUILD_DIR}/site_packages
-  INSTALL_COMMAND ${PYTHON_BINARY} -m pip install idna==${IDNA_VERSION} chardet==${CHARDET_VERSION} urllib3==${URLLIB3_VERSION} certifi==${CERTIFI_VERSION} requests==${REQUESTS_VERSION} --no-binary :all: && ${HARVEST_CMD}
+  INSTALL_COMMAND ${PYTHON_BINARY} -m pip install idna==${IDNA_VERSION} chardet==${CHARDET_VERSION} urllib3==${URLLIB3_VERSION} certifi==${CERTIFI_VERSION} requests==${REQUESTS_VERSION} --no-binary :all:
 )
 
 add_dependencies(
   external_python_site_packages
-  Make_Python_Environment
+  external_python
 )
diff --git a/build_files/cmake/platform/platform_win32.cmake b/build_files/cmake/platform/platform_win32.cmake
index 8286f5d80a9..ad1249949c9 100644
--- a/build_files/cmake/platform/platform_win32.cmake
+++ b/build_files/cmake/platform/platform_win32.cmake
@@ -347,15 +347,13 @@ if(WITH_PYTHON)
   set(PYTHON_VERSION 3.7) # CACHE STRING)
 
   string(REPLACE "." "" _PYTHON_VERSION_NO_DOTS ${PYTHON_VERSION})
-  # Use shared libs for vc2008 and vc2010 until we actually have vc2010 libs
-  set(PYTHON_LIBRARY ${LIBDIR}/python/lib/python${_PYTHON_VERSION_NO_DOTS}.lib)
-  set(PYTHON_LIBRARY_DEBUG ${LIBDIR}/python/lib/python${_PYTHON_VERSION_NO_DOTS}_d.lib)
-
+  set(PYTHON_LIBRARY ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/libs/python${_PYTHON_VERSION_NO_DOTS}.lib)
+  set(PYTHON_LIBRARY_DEBUG ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/libs/python${_PYTHON_VERSION_NO_DOTS}_d.lib)
+  
+  set(PYTHON_INCLUDE_DIR ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/include)
+  set(PYTHON_NUMPY_INCLUDE_DIRS ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/lib/site-packages/numpy/core/include)
+  set(NUMPY_FOUND On)
   unset(_PYTHON_VERSION_NO_DOTS)
-
-  # Shared includes for both vc2008 and vc2010
-  set(PYTHON_INCLUDE_DIR ${LIBDIR}/python/include/python${PYTHON_VERSION})
-
   # uncached vars
   set(PYTHON_INCLUDE_DIRS "${PYTHON_INCLUDE_DIR}")
   set(PYTHON_LIBRARIES debug "${PYTHON_LIBRARY_DEBUG}" optimized "${PYTHON_LIBRARY}" )
diff --git a/source/creator/CMakeLists.txt b/source/creator/CMakeLists.txt
index e911a591881..339b4f9ff26 100644
--- a/source/creator/CMakeLists.txt
+++ b/source/creator/CMakeLists.txt
@@ -678,13 +678,13 @@ elseif(WIN32)
 
     if(NOT CMAKE_COMPILER_IS_GNUCC)
       install(
-        FILES ${LIBDIR}/python/lib/python${_PYTHON_VERSION_NO_DOTS}.dll
+        FILES ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/bin/python${_PYTHON_VERSION_NO_DOTS}.dll
         DESTINATION "."
         CONFIGURATIONS Release;RelWithDebInfo;MinSizeRel
       )
 
       install(
-        FILES ${LIBDIR}/python/lib/python${_PYTHON_VERSION_NO_DOTS}_d.dll
+        FILES ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/bin/python${_PYTHON_VERSION_NO_DOTS}_d.dll
         DESTINATION "."
         CONFIGURATIONS Debug
       )
@@ -696,75 +696,55 @@ elseif(WIN32)
       install(DIRECTORY DESTINATION ${TARGETDIR_VER}/python)
       install(DIRECTORY DESTINATION ${TARGETDIR_VER}/python/lib)
 
-      # WARNING: its important that 'CMAKE_INSTALL_CONFIG_NAME' is evaluated at build time
-      # and _NOT_ configuration time, when modifying the lines below,
-      # check it works in both Release & Debug mode.
-      #
-      # Edit with extreme care! - Campbell
-
-      # extract python
       install(
-        CODE
-        "
-        message(STATUS \"Extracting Python to: \${CMAKE_INSTALL_PREFIX}/${BLENDER_VERSION}/python\")
-        if(\"\${CMAKE_INSTALL_CONFIG_NAME}\" MATCHES \"^([Dd][Ee][Bb][Uu][Gg])$\")
-          set(PYTHON_ZIP \"${LIBDIR}/release/python${_PYTHON_VERSION_NO_DOTS}_d.tar.gz\")
-        else()
-          set(PYTHON_ZIP \"${LIBDIR}/release/python${_PYTHON_VERSION_NO_DOTS}.tar.gz\")
-        endif()
-
-        execute_process(
-          COMMAND \${CMAKE_COMMAND} -E make_directory
-                  \"\${CMAKE_INSTALL_PREFIX}/${BLENDER_VERSION}/python\"
-          COMMAND \${CMAKE_COMMAND} -E
-                  chdir \"\${CMAKE_INSTALL_PREFIX}/${BLENDER_VERSION}/python\"
-                  \${CMAKE_COMMAND} -E
-                  tar xzfv \"\${PYTHON_ZIP}\"
-        )
-        unset(PYTHON_ZIP)
-        "
+        DIRECTORY ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/lib
+        DESTINATION ${BLENDER_VERSION}/python/
+        CONFIGURATIONS Release;RelWithDebInfo;MinSizeRel
+        PATTERN ".svn" EXCLUDE
+        PATTERN "*_d.*" EXCLUDE                  # * debug libraries *
+        PATTERN "__pycache__" EXCLUDE           # * any cache *
+        PATTERN "*.pyc" EXCLUDE                 # * any cache *
+        PATTERN "*.pyo" EXCLUDE                 # * any cache *
       )
 
-      # release/site-packages
-      install(
-        DIRECTORY ${LIBDIR}/release/site-packages
-        DESTINATION ${BLENDER_VERSION}/python/lib
+       install(
+        DIRECTORY ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/lib
+        DESTINATION ${BLENDER_VERSION}/python/
+        CONFIGURATIONS Debug
         PATTERN ".svn" EXCLUDE
         PATTERN "__pycache__" EXCLUDE           # * any cache *
         PATTERN "*.pyc" EXCLUDE                 # * any cache *
         PATTERN "*.pyo" EXCLUDE                 # * any cache *)
+
       )
 
-      if(WITH_PYTHON_INSTALL_NUMPY)
-        set(PYTHON_NUMPY_VERSION 1.15)
-        add_custom_command(
-          OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${BLENDER_VERSION}/python/lib/site-packages/numpy/__init__.py
-          COMMAND ${CMAKE_COMMAND} -E
-                  tar xzvf "${LIBDIR}/release/python${_PYTHON_VERSION_NO_DOTS}_numpy_${PYTHON_NUMPY_VERSION}$<$<CONFIG:Debug>:d>.tar.gz"
-          WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/${BLENDER_VERSION}/python/lib/site-packages
-        )
-        add_custom_target(
-          python_numpy ALL
-          DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${BLENDER_VERSION}/python/lib/site-packages/numpy/__init__.py
-        )
-        install(
-          DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/${BLENDER_VERSION}/python/lib/site-packages/numpy
-          DESTINATION ${BLENDER_VERSION}/python/lib/site-packages
-        )
-      endif()
+      install(
+        DIRECTORY ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/DLLs
+        DESTINATION ${BLENDER_VERSION}/python
+        CONFIGURATIONS Release;RelWithDebInfo;MinSizeRel
+        PATTERN "*.pdb" EXCLUDE
+        PATTERN "*_d.*" EXCLUDE
+      )
 
+      install(
+        DIRECTORY ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/DLLs
+        DESTINATION ${BLENDER_VERSION}/python
+        CONFIGURATIONS Debug
+      )
 
-      # TODO(sergey): For unti we've got better way to deal with python binary
       install(
-        FILES ${LIBDIR}/python/lib/python${_PYTHON_VERSION_NO_DOTS}.dll
+        FILES ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/bin/python${_PYTHON_VERSION_NO_DOTS}.dll
+        FILES ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/bin/python.exe
         DESTINATION ${BLENDER_VERSION}/python/bin
         CONFIGURATIONS Release;RelWithDebInfo;MinSizeRel
       )
       install(
-        FILES ${LIBDIR}/python/lib/python${_PYTHON_VERSION_NO_DOTS}_d.dll
+        FILES ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/bin/python${_PYTHON_VERSION_NO_DOTS}_d.dll
+        FILES ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/bin/python_d.exe
         DESTINATION ${BLENDER_VERSION}/python/bin
         CONFIGURATIONS Debug
       )
+
       if(WINDOWS_PYTHON_DEBUG)
         install(
           FILES ${LIBDIR}/python/lib/python${_PYTHON_VERSION_NO_DOTS}.pdb