Installing Mercurial on Mac OS X requires only a few steps. After you've downloaded the right Mercurial package for your system, unzipped it and ran the installer (.pkg), you have a command line tool installed in your shell (Terminal). Mercurial requires that you start a new project to run the first time. First, you need to get your username and password from the site running Mercurial (in my case is BitBucket). Then you can follow these steps.

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