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Mercurial is written in Python, and is arguably better than git in most respects.

• berkut 15y ago
  The core binary diff code is written in C.
  • zurn 15y ago
    That's how C is supposed to be used, in tiny bits to accelerate Python apps ;)
    • cookiecaper 15y ago
      fwiw much of git is also written in so-called "porcelain", bash and/or perl scripts that perform higher-level manipulation.