class_docstr: Running max.
  
  Attributes
  ----------
  max : float
      The current max.
  
  Examples
  --------
  
  >>> from river import stats
  
  >>> X = [1, -4, 3, -2, 5, -6]
  >>> maximum = stats.Max()
  >>> for x in X:
  ...     maximum.update(x)
  ...     print(maximum.get())
  1
  1
  3
  3
  5
  5
code: def get(self):
      return self.max
  
imports: from __future__ import annotations
  import math
  from river import stats, utils
label_desc: Use image node_id 3 for calling the Max obj's underlying member method code with example usage: obj.get() and returns: self