Homebrew
How to install pip on mac?
1. Scipy superpack: a bunch of precompiled binaries
2. Enthought Canopy:
3. Anaconda:
4. MacPorts:
5. Homebrew
Homebrew: another popular package manager for OS X.
Questions
1. 运行 "$brew update"命令有如下输出:
"Warning: Could not create link for homebrew/dupes/fetchmail, as it
conflicts with Homebrew/homebrew/fetchmail. You will need to use the
fully-qualified name when referring this formula, e.g.
brew install homebrew/dupes/fetchmail
Updated Homebrew from acff3655 to d353d8c5."
Reference
1. Installing old Homebrew formulas
https://medium.com/@schmijos/installing-old-homebrew-formulas-dc91de0c329c
2. Install a specific version of a formula with homebrew
https://zoltanaltfatter.com/2017/09/07/Install-a-specific-version-of-formula-with-homebrew/
3. Tips and Tricks
https://docs.brew.sh/Tips-N%27-Tricks
4. DOWNGRADE TO A PREVIOUSLY-INSTALLED BREW FORMULA
https://jaketrent.com/post/downgrade-previously-installed-brew-formula/