pip3 install gsutil

MacOS

pip3 install gsutil
xcode-select: note: no developer tools were found at '/Applications/Xcode.app', requesting install. Choose an option in the dialog to download the 
command line developer tools.

See also

• gsutil [ config | singurl | mb | iam | cp | ls | acl | defacl | ubla | du | cors | --help], $HOME/.boto, Cloud Shell