parameters: (key)
return_statement: return _ansi[key]
docstring: Returns the escape sequence for a given ansi color key
docstring_summary: Returns the escape sequence for a given ansi color key
docstring_tokens: Returns the escape sequence for a given ansi color key
function: def ansi(key):
      """Returns the escape sequence for a given ansi color key"""
      global _ansi
      return _ansi[key]
function_tokens: def ansi ( key ) : global _ansi return _ansi [ key ]