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Merge branch 'DarthGandalf-osx'

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* DarthGandalf-osx:
  Add executable permissions to new scripts
  Travis: unify GCC5 and SWIG_CC variables
  Make sure travis doesn't silently skip testing of some language
  Add R to testflags.py
  Integrate OS X .travis.yml into master branch using multi-os feature.
This commit is contained in:
William S Fulton 2015-09-05 15:43:56 +01:00
commit 6f331298fe
5 changed files with 240 additions and 43 deletions
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141
.travis.yml
View file

@ -2,128 +2,186 @@ language: cpp
matrix: matrix:
include: include:
- compiler: clang - compiler: clang
os: linux
env: SWIGLANG= env: SWIGLANG=
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG= env: SWIGLANG=
- os: linux
env: SWIGLANG= SWIG_CC=gcc-5 SWIG_CXX=g++-5 CPP11=1
- os: linux
env: SWIGLANG= SWIG_CC=gcc-5 SWIG_CXX=g++-5 CPP14=1
- compiler: gcc - compiler: gcc
env: SWIGLANG= GCC5=1 CPP11=1 os: linux
- compiler: gcc
env: SWIGLANG= GCC5=1 CPP14=1
- compiler: gcc
env: SWIGLANG=csharp env: SWIGLANG=csharp
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=d env: SWIGLANG=d
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=go env: SWIGLANG=go
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=guile env: SWIGLANG=guile
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=java env: SWIGLANG=java
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=javascript ENGINE=node env: SWIGLANG=javascript ENGINE=node
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=javascript ENGINE=jsc env: SWIGLANG=javascript ENGINE=jsc
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=javascript ENGINE=v8 env: SWIGLANG=javascript ENGINE=v8
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=lua env: SWIGLANG=lua
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=octave SWIGJOBS=-j3 # 3.2 env: SWIGLANG=octave SWIGJOBS=-j3 # 3.2
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=octave SWIGJOBS=-j3 VER=3.8 env: SWIGLANG=octave SWIGJOBS=-j3 VER=3.8
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=octave SWIGJOBS=-j3 VER=4.0 env: SWIGLANG=octave SWIGJOBS=-j3 VER=4.0
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=perl5 env: SWIGLANG=perl5
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=php env: SWIGLANG=php
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python VER=2.4 env: SWIGLANG=python VER=2.4
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python VER=2.5 env: SWIGLANG=python VER=2.5
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python VER=2.6 env: SWIGLANG=python VER=2.6
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python # 2.7 env: SWIGLANG=python # 2.7
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python PY3=3 # 3.2 env: SWIGLANG=python PY3=3 # 3.2
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python PY3=3 VER=3.3 env: SWIGLANG=python PY3=3 VER=3.3
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python PY3=3 VER=3.4 env: SWIGLANG=python PY3=3 VER=3.4
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python SWIG_FEATURES=-builtin env: SWIGLANG=python SWIG_FEATURES=-builtin
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python SWIG_FEATURES=-builtin PY3=3 env: SWIGLANG=python SWIG_FEATURES=-builtin PY3=3
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python SWIG_FEATURES=-O env: SWIGLANG=python SWIG_FEATURES=-O
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python SWIG_FEATURES=-classic env: SWIGLANG=python SWIG_FEATURES=-classic
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=r env: SWIGLANG=r
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=ruby env: SWIGLANG=ruby
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=scilab env: SWIGLANG=scilab
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=tcl env: SWIGLANG=tcl
- compiler: gcc - os: linux
env: SWIGLANG=csharp GCC5=1 CPP11=1 env: SWIGLANG=csharp SWIG_CC=gcc-5 SWIG_CXX=g++-5 CPP11=1
- compiler: gcc - os: linux
env: SWIGLANG=java GCC5=1 CPP11=1 env: SWIGLANG=java SWIG_CC=gcc-5 SWIG_CXX=g++-5 CPP11=1
- compiler: gcc - os: linux
env: SWIGLANG=python GCC5=1 CPP11=1 env: SWIGLANG=python SWIG_CC=gcc-5 SWIG_CXX=g++-5 CPP11=1
- os: osx
env: SWIGLANG= SWIG_CC=gcc-4.2 SWIG_CXX=g++-4.2
- compiler: clang
os: osx
env: SWIGLANG=
- compiler: clang
os: osx
env: SWIGLANG=csharp
- compiler: clang
os: osx
env: SWIGLANG=go
- compiler: clang
os: osx
env: SWIGLANG=guile
- compiler: clang
os: osx
env: SWIGLANG=java
- compiler: clang
os: osx
env: SWIGLANG=lua
- compiler: clang
os: osx
env: SWIGLANG=perl5
- compiler: clang
os: osx
env: SWIGLANG=php
- compiler: clang
os: osx
env: SWIGLANG=python
- compiler: clang
os: osx
env: SWIGLANG=python PY3=3
- compiler: clang
os: osx
env: SWIGLANG=ruby
- compiler: clang
os: osx
env: SWIGLANG=tcl
allow_failures: allow_failures:
# Lots of failing tests currently # Lots of failing tests currently
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=ocaml env: SWIGLANG=ocaml
# Occasional gcc internal compiler error # Occasional gcc internal compiler error
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=octave SWIGJOBS=-j3 VER=3.8 env: SWIGLANG=octave SWIGJOBS=-j3 VER=3.8
# Occasional gcc internal compiler error # Occasional gcc internal compiler error
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=octave SWIGJOBS=-j3 VER=4.0 env: SWIGLANG=octave SWIGJOBS=-j3 VER=4.0
# Not quite working yet # Not quite working yet
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python SWIG_FEATURES=-classic env: SWIGLANG=python SWIG_FEATURES=-classic
# Not quite working yet # Not quite working yet
- compiler: gcc - compiler: gcc
os: linux
env: SWIGLANG=python SWIG_FEATURES=-O env: SWIGLANG=python SWIG_FEATURES=-O
- compiler: clang
os: osx
env: SWIGLANG=go
before_install: before_install:
- date -u - date -u
- uname -a - uname -a
- lsb_release -a # Travis overrides CC environment with compiler predefined values
- sudo apt-get -qq update - if test -n "$SWIG_CC"; then export CC="$SWIG_CC"; fi
- if test -n "$GCC5"; then sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test && sudo apt-get -qq update && sudo apt-get install -qq g++-5 && export CC=gcc-5 && export CXX=g++-5; fi - if test -n "$SWIG_CXX"; then export CXX="$SWIG_CXX"; fi
- if test -z "$GCC5"; then sudo apt-get -qq install libboost-dev; fi install:
- if test -n "$GCC5"; then sudo add-apt-repository -y ppa:boost-latest/ppa && sudo apt-get -qq update && sudo apt-get install -qq libboost1.55-dev; fi - if test "$TRAVIS_OS_NAME" = "linux"; then source Tools/travis-linux-install.sh; fi
- if test -z "$SWIGLANG"; then sudo apt-get -qq install yodl; fi - if test "$TRAVIS_OS_NAME" = "osx"; then source Tools/travis-osx-install.sh; fi
- if test "$SWIGLANG" = "csharp"; then sudo apt-get -qq install mono-devel; fi
- if test "$SWIGLANG" = "d"; then wget http://downloads.dlang.org/releases/2014/dmd_2.066.0-0_amd64.deb; sudo dpkg -i dmd_2.066.0-0_amd64.deb; fi
- if test "$SWIGLANG" = "go"; then go env | sed -e 's/^/export /' > goenvsetup && source goenvsetup && rm -f goenvsetup; fi # Until configure.ac is fixed
- if test "$SWIGLANG" = "javascript" -a "$ENGINE" = "node"; then sudo apt-get install -qq rlwrap python-software-properties && echo 'yes' | sudo add-apt-repository ppa:chris-lea/node.js && sudo apt-get -qq update && sudo apt-get install -qq nodejs && sudo npm install -g node-gyp; fi
- if test "$SWIGLANG" = "javascript" -a "$ENGINE" = "jsc"; then sudo apt-get install -qq libwebkitgtk-dev; fi
- if test "$SWIGLANG" = "javascript" -a "$ENGINE" = "v8"; then sudo apt-get install -qq libv8-dev; fi
- if test "$SWIGLANG" = "guile"; then sudo apt-get -qq install guile-2.0-dev; fi
- if test "$SWIGLANG" = "lua"; then sudo apt-get -qq install lua5.1 liblua5.1-dev; fi
# configure also looks for ocamldlgen, but this isn't packaged. But it isn't used by default so this doesn't matter.
- if test "$SWIGLANG" = "ocaml"; then sudo apt-get -qq install ocaml ocaml-findlib; fi
- if test "$SWIGLANG" = "octave" -a -z "$VER"; then sudo apt-get -qq install octave3.2 octave3.2-headers; fi
- if test "$SWIGLANG" = "octave" -a "$VER"; then sudo add-apt-repository -y ppa:kwwette/octaves && sudo apt-get -qq update && sudo apt-get -qq install liboctave${VER}-dev; fi
- if test "$SWIGLANG" = "php"; then sudo apt-get install php5-cli php5-dev; fi
- if test "$SWIGLANG" = "python"; then git clone https://github.com/jcrocholl/pep8.git && pushd pep8 && git checkout tags/1.5.7 && python ./setup.py build && sudo python ./setup.py install && popd; fi
- if test "$SWIGLANG" = "python" -a "$PY3" -a -z "$VER"; then sudo apt-get install -qq python3-dev; fi
- if test "$SWIGLANG" = "python" -a "$VER"; then sudo add-apt-repository -y ppa:fkrull/deadsnakes && sudo apt-get -qq update && sudo apt-get -qq install python${VER}-dev && CONFIGOPTS+=("--with-python${PY3}=python${VER}"); fi
- if test "$SWIGLANG" = "r"; then sudo apt-get -qq install r-base; fi
- if test "$SWIGLANG" = "scilab"; then sudo apt-get -qq install scilab; fi
- if test "$SWIGLANG" = "tcl"; then sudo apt-get -qq install tcl8.4-dev; fi
- if test -n "$CPP11"; then CONFIGOPTS+=(--enable-cpp11-testing --without-maximum-compile-warnings "CXXFLAGS=-std=c++11 -Wall -Wextra" "CFLAGS=-std=c11 -Wall -Wextra") && export CSTD=c11 && export CPPSTD=c++11; fi - if test -n "$CPP11"; then CONFIGOPTS+=(--enable-cpp11-testing --without-maximum-compile-warnings "CXXFLAGS=-std=c++11 -Wall -Wextra" "CFLAGS=-std=c11 -Wall -Wextra") && export CSTD=c11 && export CPPSTD=c++11; fi
- if test -n "$CPP14"; then CONFIGOPTS+=(--enable-cpp11-testing --without-maximum-compile-warnings "CXXFLAGS=-std=c++14 -Wall -Wextra" "CFLAGS=-std=c11 -Wall -Wextra") && export CSTD=c11 && export CPPSTD=c++14; fi - if test -n "$CPP14"; then CONFIGOPTS+=(--enable-cpp11-testing --without-maximum-compile-warnings "CXXFLAGS=-std=c++14 -Wall -Wextra" "CFLAGS=-std=c11 -Wall -Wextra") && export CSTD=c11 && export CPPSTD=c++14; fi
- ls -la $(which $CC)
- ls -la $(which $CXX)
- $CC --version - $CC --version
- $CXX --version - $CXX --version
# Stricter compile flags for examples. Various headers and SWIG generated code prevents full use of -pedantic.
- if test -n "$SWIGLANG"; then export cflags=$(Tools/testflags.py --language $SWIGLANG --cflags --std=$CSTD) && echo $cflags; fi
- if test -n "$SWIGLANG"; then export cxxflags=$(Tools/testflags.py --language $SWIGLANG --cxxflags --std=$CPPSTD) && echo $cxxflags; fi
script: script:
- echo 'Configuring...' && echo -en 'travis_fold:start:script.1\\r' - echo 'Configuring...' && echo -en 'travis_fold:start:script.1\\r'
- if test -n "$SWIGLANG"; then CONFIGOPTS+=(--without-alllang --with-$SWIGLANG$PY3); fi - if test -n "$SWIGLANG"; then CONFIGOPTS+=(--without-alllang --with-$SWIGLANG$PY3); fi
@ -135,9 +193,14 @@ script:
- if test -z "$SWIGLANG"; then make -s $SWIGJOBS check-ccache; fi - if test -z "$SWIGLANG"; then make -s $SWIGJOBS check-ccache; fi
- if test -z "$SWIGLANG"; then make -s $SWIGJOBS check-errors-test-suite; fi - if test -z "$SWIGLANG"; then make -s $SWIGJOBS check-errors-test-suite; fi
- echo 'Installing...' && echo -en 'travis_fold:start:script.2\\r' - echo 'Installing...' && echo -en 'travis_fold:start:script.2\\r'
- if test -z "$SWIGLANG"; then sudo make -s install && swig -version && ccache-swig -V; fi # make install doesn't work on os x due to missing yodl2man
- if test -z "$SWIGLANG" -a "$TRAVIS_OS_NAME" = "linux"; then sudo make -s install && swig -version && ccache-swig -V; fi
- echo -en 'travis_fold:end:script.2\\r' - echo -en 'travis_fold:end:script.2\\r'
# Stricter compile flags for examples. Various headers and SWIG generated code prevents full use of -pedantic.
- if test -n "$SWIGLANG"; then cflags=$($TRAVIS_BUILD_DIR/Tools/testflags.py --language $SWIGLANG --cflags --std=$CSTD --compiler=$CC) && echo $cflags; fi
- if test -n "$SWIGLANG"; then cxxflags=$($TRAVIS_BUILD_DIR/Tools/testflags.py --language $SWIGLANG --cxxflags --std=$CPPSTD --compiler=$CC) && echo $cxxflags; fi
- if test -n "$SWIGLANG"; then make -s check-$SWIGLANG-version; fi - if test -n "$SWIGLANG"; then make -s check-$SWIGLANG-version; fi
- if test -n "$SWIGLANG"; then make check-$SWIGLANG-enabled; fi
- if test -n "$SWIGLANG"; then make $SWIGJOBS check-$SWIGLANG-examples CFLAGS="$cflags" CXXFLAGS="$cxxflags"; fi - if test -n "$SWIGLANG"; then make $SWIGJOBS check-$SWIGLANG-examples CFLAGS="$cflags" CXXFLAGS="$cxxflags"; fi
- if test -n "$SWIGLANG"; then make $SWIGJOBS check-$SWIGLANG-test-suite CFLAGS="$cflags" CXXFLAGS="$cxxflags"; fi - if test -n "$SWIGLANG"; then make $SWIGJOBS check-$SWIGLANG-test-suite CFLAGS="$cflags" CXXFLAGS="$cxxflags"; fi
- echo 'Cleaning...' && echo -en 'travis_fold:start:script.3\\r' - echo 'Cleaning...' && echo -en 'travis_fold:start:script.3\\r'

6
Makefile.in
View file

@ -94,6 +94,12 @@ skip-android = test -n "@SKIP_ANDROID@"
# Special errors test-case # Special errors test-case
skip-errors = test -n "" skip-errors = test -n ""
check-%-enabled:
@if $(skip-$*); then \
echo skipping $* version; \
exit 1; \
fi
##################################################################### #####################################################################
# CHECK # CHECK
##################################################################### #####################################################################

17
Tools/testflags.py
View file

@ -1,6 +1,6 @@
#!/usr/bin/env python #!/usr/bin/env python
def get_cflags(language, std): def get_cflags(language, std, compiler):
if std == None or len(std) == 0: if std == None or len(std) == 0:
std = "gnu89" std = "gnu89"
c_common = "-fdiagnostics-show-option -std=" + std + " -Wno-long-long -Wreturn-type -Wdeclaration-after-statement" c_common = "-fdiagnostics-show-option -std=" + std + " -Wno-long-long -Wreturn-type -Wdeclaration-after-statement"
@ -16,17 +16,20 @@ def get_cflags(language, std):
"perl5":"-Werror " + c_common, "perl5":"-Werror " + c_common,
"php":"-Werror " + c_common, "php":"-Werror " + c_common,
"python":"-Werror " + c_common, "python":"-Werror " + c_common,
"r":"-Werror " + c_common,
"ruby":"-Werror " + c_common, "ruby":"-Werror " + c_common,
"scilab":"-Werror " + c_common, "scilab":"-Werror " + c_common,
"tcl":"-Werror " + c_common, "tcl":"-Werror " + c_common,
} }
if compiler == 'clang':
cflags["guile"] += " -Wno-attributes" # -Wno-attributes is for clang LLVM 3.5 and bdw-gc < 7.5 used by guile
if language not in cflags: if language not in cflags:
raise RuntimeError("{} is not a supported language".format(language)) raise RuntimeError("{} is not a supported language".format(language))
return cflags[language] return cflags[language]
def get_cxxflags(language, std): def get_cxxflags(language, std, compiler):
if std == None or len(std) == 0: if std == None or len(std) == 0:
std = "c++98" std = "c++98"
cxx_common = "-fdiagnostics-show-option -std=" + std + " -Wno-long-long -Wreturn-type" cxx_common = "-fdiagnostics-show-option -std=" + std + " -Wno-long-long -Wreturn-type"
@ -42,10 +45,13 @@ def get_cxxflags(language, std):
"perl5":"-Werror " + cxx_common, "perl5":"-Werror " + cxx_common,
"php":"-Werror " + cxx_common, "php":"-Werror " + cxx_common,
"python":"-Werror " + cxx_common, "python":"-Werror " + cxx_common,
"r":"-Werror " + cxx_common,
"ruby":"-Werror " + cxx_common, "ruby":"-Werror " + cxx_common,
"scilab": cxx_common, "scilab": cxx_common,
"tcl":"-Werror " + cxx_common, "tcl":"-Werror " + cxx_common,
} }
if compiler == 'clang':
cxxflags["guile"] += " -Wno-attributes" # -Wno-attributes is for clang LLVM 3.5 and bdw-gc < 7.5 used by guile
if language not in cxxflags: if language not in cxxflags:
raise RuntimeError("{} is not a supported language".format(language)) raise RuntimeError("{} is not a supported language".format(language))
@ -59,12 +65,15 @@ flags = parser.add_mutually_exclusive_group(required=True)
flags.add_argument('-c', '--cflags', action='store_true', default=False, help='show CFLAGS') flags.add_argument('-c', '--cflags', action='store_true', default=False, help='show CFLAGS')
flags.add_argument('-x', '--cxxflags', action='store_true', default=False, help='show CXXFLAGS') flags.add_argument('-x', '--cxxflags', action='store_true', default=False, help='show CXXFLAGS')
parser.add_argument('-s', '--std', required=False, help='language standard flags for the -std= option') parser.add_argument('-s', '--std', required=False, help='language standard flags for the -std= option')
parser.add_argument('-C', '--compiler', required=False, help='compiler used (clang or gcc)')
args = parser.parse_args() args = parser.parse_args()
if args.cflags: if args.cflags:
print("{}".format(get_cflags(args.language, args.std))) get_flags = get_cflags
elif args.cxxflags: elif args.cxxflags:
print("{}".format(get_cxxflags(args.language, args.std))) get_flags = get_cxxflags
else: else:
parser.print_help() parser.print_help()
exit(1) exit(1)
print(get_flags(args.language, args.std, args.compiler))

96
Tools/travis-linux-install.sh Executable file
View file

@ -0,0 +1,96 @@
#!/bin/bash
lsb_release -a
sudo apt-get -qq update
if [[ "$CC" == gcc-5 ]]; then
sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
sudo add-apt-repository -y ppa:boost-latest/ppa
sudo apt-get -qq update
sudo apt-get install -qq g++-5 libboost1.55-dev
else
sudo apt-get -qq install libboost-dev
fi
case "$SWIGLANG" in
"")
sudo apt-get -qq install yodl
;;
"csharp")
sudo apt-get -qq install mono-devel
;;
"d")
wget http://downloads.dlang.org/releases/2014/dmd_2.066.0-0_amd64.deb
sudo dpkg -i dmd_2.066.0-0_amd64.deb
;;
"go")
# Until configure.ac is fixed
go env | sed -e 's/^/export /' > goenvsetup
source goenvsetup
rm -f goenvsetup
;;
"javascript")
case "$ENGINE" in
"node")
sudo add-apt-repository -y ppa:chris-lea/node.js
sudo apt-get -qq update
sudo apt-get install -qq nodejs rlwrap
sudo npm install -g node-gyp
;;
"jsc")
sudo apt-get install -qq libwebkitgtk-dev
;;
"v8")
sudo apt-get install -qq libv8-dev
;;
esac
;;
"guile")
sudo apt-get -qq install guile-2.0-dev
;;
"lua")
sudo apt-get -qq install lua5.1 liblua5.1-dev
;;
"ocaml")
# configure also looks for ocamldlgen, but this isn't packaged. But it isn't used by default so this doesn't matter.
sudo apt-get -qq install ocaml ocaml-findlib
;;
"octave")
if [[ -z "$VER" ]]; then
sudo apt-get -qq install octave3.2 octave3.2-headers
else
sudo add-apt-repository -y ppa:kwwette/octaves
sudo apt-get -qq update
sudo apt-get -qq install liboctave${VER}-dev
fi
;;
"php")
sudo apt-get install php5-cli php5-dev
;;
"python")
git clone https://github.com/jcrocholl/pep8.git
(
cd pep8
git checkout tags/1.5.7
python ./setup.py build
sudo python ./setup.py install
)
if [[ "$PY3" ]]; then
sudo apt-get install -qq python3-dev
fi
if [[ "$VER" ]]; then
sudo add-apt-repository -y ppa:fkrull/deadsnakes
sudo apt-get -qq update
sudo apt-get -qq install python${VER}-dev
CONFIGOPTS+=("--with-python${PY3}=python${VER}");
fi
;;
"r")
sudo apt-get -qq install r-base
;;
"scilab")
sudo apt-get -qq install scilab
;;
"tcl")
sudo apt-get -qq install tcl8.4-dev
;;
esac

23
Tools/travis-osx-install.sh Executable file
View file

@ -0,0 +1,23 @@
#!/bin/bash
sw_vers
brew update
brew list
brew install pcre
# brew install boost
case "$SWIGLANG" in
"csharp")
brew install https://s3.amazonaws.com/travisbuilds.swig.org/mono.rb
;;
"guile")
Tools/brew-install guile
;;
"lua")
brew install lua
;;
"python")
if [[ "$PY3" ]]; then
brew install python3
brew list -v python3
fi
;;
esac