code: def default(python=None, runas=None):
      '''
      Returns or sets the currently defined default python.
  
      python=None
          The version to set as the default. Should match one of the versions
          listed by :mod:`pyenv.versions <salt.modules.pyenv.versions>`. Leave
          blank to return the current default.
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' pyenv.default
          salt '*' pyenv.default 2.0.0-p0
      '''
      if python:
          _pyenv_exec('global', python, runas=runas)
          return True
      else:
          ret = _pyenv_exec('global', runas=runas)
          return '' if ret is False else ret.strip(f default(python=None, runas=None):
      '''
      Returns or sets the currently defined default python.
  
      python=None
          The version to set as the default. Should match one of the versions
          listed by :mod:`pyenv.versions <salt.modules.pyenv.versions>`. Leave
          blank to return the current default.
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' pyenv.default
          salt '*' pyenv.default 2.0.0-p0
      '''
      if python:
          _pyenv_exec('global', python, runas=runas)
          return True
      else:
          ret = _pyenv_exec('global', runas=runas)
          return '' if ret is False else ret.strip()
docs: Returns or sets the currently defined default python.
  
      python=None
          The version to set as the default. Should match one of the versions
          listed by :mod:`pyenv.versions <salt.modules.pyenv.versions>`. Leave
          blank to return the current default.
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' pyenv.default
          salt '*' pyenv.default 2.0.0-p0