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rreece/brew_install_python3.sh

Created August 4, 2018 20:50
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Installing python3 on Mac OSX
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brew_install_python3.sh
# Installing python3 on Mac OSX
brew install python3
# Error: An unexpected error occurred during the `brew link` step
# The formula built, but is not symlinked into /usr/local
# Permission denied @ dir_s_mkdir - /usr/local/Frameworks
# Error: Permission denied @ dir_s_mkdir - /usr/local/Frameworks
#
# See: https://github.com/Homebrew/homebrew-core/issues/19286
sudo mkdir /usr/local/Frameworks
sudo chown $(whoami):admin /usr/local/Frameworks
brew install python3
# Warning: python 3.7.0 is already installed, it's just not linked
# You can use `brew link python` to link this version.
brew link python3
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rreece commented Aug 4, 2018

After this, I still didn't have pip3 in my path until I did:

ln -s /usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/bin/pip3 /usr/local/bin/pip3

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rreece commented Aug 4, 2018 

pip3 install --upgrade pip
pip3 install virtualenv virtualenvwrapper

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