class_docstr: Class to determine tick marks
  
  Parameters
  ----------
  axis : instance of AxisVisual
      The AxisVisual to generate ticks for.
class_docstr_tok: ["Class","to","determine","tick","marks","Parameters","--","--","--","--","--","axis",":","instance","of","AxisVisual","The","AxisVisual","to","generate","ticks","for","."]
code: def __init__(self, axis, anchors=None):
      self.axis = axis
      self._anchors = anchors
  
imports: import math
  import numpy
  from .visual import CompoundVisual, updating_property
  from .line import LineVisual
  from .text import TextVisual
label_desc: Use image node_id 1 to create a new Ticker object from inherited base classes: object with example: obj = Ticker(axis, anchors)