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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _get_installer_paths(self, base):
 """Set up an overrides dict for WheelFile.install that installs the contents of a wheel into its own base in the pex dependencies cache. """

    return {
      'purelib': base,
      'headers': os.path.join(base, 'headers'),
      'scripts': os.path.join(base, 'bin'),
      'platlib': base,
      'data': base
    }