Add patch for https://bugs.python.org/issue42015 (which affects pybind11)

.ci_support/linux_64_target_platformlinux-64.yaml

@@ -43,7 +43,7 @@ pin_run_as_build:
   zlib:
     max_pin: x.x
 python:
-- '3.8'
+- '3.9'
 readline:
 - '8.0'
 sqlite:
@@ -54,5 +54,8 @@ tk:
 - '8.6'
 xz:
 - '5.2'
+zip_keys:
+- - c_compiler_version
+  - cxx_compiler_version
 zlib:
 - '1.2'

.ci_support/linux_aarch64_target_platformlinux-aarch64.yaml

@@ -5,7 +5,7 @@ bzip2:
 c_compiler:
 - gcc
 c_compiler_version:
-- '7.5'
+- '7'
 cdt_arch:
 - aarch64
 cdt_name:
@@ -17,7 +17,7 @@ channel_targets:
 cxx_compiler:
 - gxx
 cxx_compiler_version:
-- '7.5'
+- '7'
 docker_image:
 - condaforge/linux-anvil-aarch64
 libffi:
@@ -49,7 +49,7 @@ pin_run_as_build:
   zlib:
     max_pin: x.x
 python:
-- '3.8'
+- '3.9'
 readline:
 - '8.0'
 sqlite:
@@ -60,5 +60,8 @@ tk:
 - '8.6'
 xz:
 - '5.2'
+zip_keys:
+- - c_compiler_version
+  - cxx_compiler_version
 zlib:
 - '1.2'

.ci_support/linux_ppc64le_target_platformlinux-ppc64le.yaml

@@ -41,7 +41,7 @@ pin_run_as_build:
   zlib:
     max_pin: x.x
 python:
-- '3.8'
+- '3.9'
 readline:
 - '8.0'
 sqlite:
@@ -50,5 +50,8 @@ target_platform:
 - linux-ppc64le
 xz:
 - '5.2'
+zip_keys:
+- - c_compiler_version
+  - cxx_compiler_version
 zlib:
 - '1.2'

.ci_support/osx_64_target_platformosx-64.yaml

@@ -45,7 +45,7 @@ pin_run_as_build:
   zlib:
     max_pin: x.x
 python:
-- '3.8'
+- '3.9'
 readline:
 - '8.0'
 sqlite:
@@ -56,5 +56,8 @@ tk:
 - '8.6'
 xz:
 - '5.2'
+zip_keys:
+- - c_compiler_version
+  - cxx_compiler_version
 zlib:
 - '1.2'

.ci_support/osx_arm64_target_platformosx-arm64.yaml

@@ -45,7 +45,7 @@ pin_run_as_build:
   zlib:
     max_pin: x.x
 python:
-- '3.8'
+- '3.9'
 readline:
 - '8.0'
 sqlite:
@@ -56,5 +56,8 @@ tk:
 - '8.6'
 xz:
 - '5.2'
+zip_keys:
+- - c_compiler_version
+  - cxx_compiler_version
 zlib:
 - '1.2'

.ci_support/win_64_.yaml

@@ -17,7 +17,7 @@ pin_run_as_build:
   sqlite:
     max_pin: x
 python:
-- '3.8'
+- '3.9'
 sqlite:
 - '3'
 target_platform:

recipe/build_base.bat

@@ -16,7 +16,14 @@ if "%ARCH%"=="64" (
    set BUILD_PATH=win32
 )
 
-set PY_VER=39
+for /F "tokens=1,2 delims=." %%i in ("%PKG_VERSION%") do (
+  set "VERNODOTS=%%i%%j"
+)
+
+::  Make sure the "python" value in conda_build_config.yaml is up to date.
+for /F "tokens=1,2 delims=." %%i in ("%PKG_VERSION%") do (
+  if NOT "%PY_VER%"=="%%i.%%j" exit 1
+)
 
 set "OPENSSL_DIR=%LIBRARY_PREFIX%"
 set "SQLITE3_DIR=%LIBRARY_PREFIX%"
@@ -52,15 +59,15 @@ if errorlevel 1 exit 1
 cd ..
 
 :: Populate the root package directory
-for %%x in (python%PY_VER%%_D%.dll python3%_D%.dll python%_D%.exe pythonw%_D%.exe venvlauncher%_D%.exe venvwlauncher%_D%.exe) do (
+for %%x in (python%VERNODOTS%%_D%.dll python3%_D%.dll python%_D%.exe pythonw%_D%.exe venvlauncher%_D%.exe venvwlauncher%_D%.exe) do (
   if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\%%x (
     copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\%%x %PREFIX%
   ) else (
     echo "WARNING :: %SRC_DIR%\PCbuild\%BUILD_PATH%\%%x does not exist"
   )
 )
 
-for %%x in (python%_D%.pdb python%PY_VER%%_D%.pdb pythonw%_D%.pdb) do (
+for %%x in (python%_D%.pdb python%VERNODOTS%%_D%.pdb pythonw%_D%.pdb) do (
   if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\%%x (
     copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\%%x %PREFIX%
   ) else (
@@ -142,7 +149,7 @@ if errorlevel 1 exit 1
 
 :: Populate the libs directory
 if not exist %PREFIX%\libs mkdir %PREFIX%\libs
-if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\python%PY_VER%%_D%.lib copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\python%PY_VER%%_D%.lib %PREFIX%\libs\
+if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\python%VERNODOTS%%_D%.lib copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\python%VERNODOTS%%_D%.lib %PREFIX%\libs\
 if errorlevel 1 exit 1
 if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\python3%_D%.lib copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\python3%_D%.lib %PREFIX%\libs\
 if errorlevel 1 exit 1

recipe/build_base.sh

@@ -60,6 +60,9 @@ fi
 ABIFLAGS=${DBG}
 VERABI=${VER}${DBG}
 
+# Make sure the "python" value in conda_build_config.yaml is up to date.
+test "${PY_VER}" = "${VER}"
+
 # This is the mechanism by which we fall back to default gcc, but having it defined here
 # would probably break the build by using incorrect settings and/or importing files that
 # do not yet exist.

recipe/conda_build_config.yaml

@@ -1,5 +1,5 @@
 python:
-  - 3.8
+  - 3.9
 c_compiler:                    # [win]
   - vs2017                     # [win]
 cxx_compiler:                  # [win]

recipe/meta.yaml

@@ -4,7 +4,7 @@
 {% set ver2 = '.'.join(version.split('.')[0:2]) %}
 {% set ver2nd = ''.join(version.split('.')[0:2]) %}
 {% set ver3nd = ''.join(version.split('.')[0:3]) %}
-{% set build_number = 3 %}
+{% set build_number = 4 %}
 
 # Sanitize build system env. var tweak parameters
 # (passed to the build scripts via script_env).
@@ -80,6 +80,7 @@ source:
       - patches/0030-gh21564.patch
       - patches/0031-gh21228.patch
       - patches/0032-Fix-TZPATH-on-windows.patch
+      - patches/0033-gh22674.patch
 
   # TODO :: Depend on our own packages for these:
   - url: https://github.com/python/cpython-source-deps/archive/xz-5.2.2.zip          # [win]
@@ -352,3 +353,4 @@ extra:
     - pelson
     - ocefpaf
     - scopatz
+    - mbargull