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Python code uses both.

• mikepurvis 8y ago
  Um, not really. PEP8 explicitly says to use `cls`: https://www.python.org/dev/peps/pep-0008/#function-and-method-arguments https://www.python.org/dev/peps/pep-0008/#function-and-metho...
  • qwsxyh 8y ago
    https://github.com/python/cpython/search?utf8=%E2%9C%93&q=klass&type= https://github.com/python/cpython/search?utf8=%E2%9C%93&q=kl...