parameters: (self, var_name, every_n=100, first_n=1)
docstring: Initializes a CaptureVariable monitor.
  
      Args:
        var_name: `string`. The variable name, including suffix (typically ":0").
        every_n: `int`, print every N steps. See `PrintN.`
        first_n: `int`, also print the first N steps. See `PrintN.`
docstring_summary: Initializes a CaptureVariable monitor.
docstring_tokens: Initializes a CaptureVariable monitor .
function: def __init__(self, var_name, every_n=100, first_n=1):
      """Initializes a CaptureVariable monitor.
  
      Args:
        var_name: `string`. The variable name, including suffix (typically ":0").
        every_n: `int`, print every N steps. See `PrintN.`
        first_n: `int`, also print the first N steps. See `PrintN.`
      """
      super(CaptureVariable, self).__init__(every_n, first_n)
      self._var_name = var_name
      self._var_values = {}
function_tokens: def __init__ ( self , var_name , every_n = 100 , first_n = 1 ) : super ( CaptureVariable , self ) . __init__ ( every_n , first_n ) self . _var_name = var_name self . _var_values = { }