class_docstr: Tick at every integer mapping of the string data.
class_docstr_tok: ["Tick","at","every","integer","mapping","of","the","string","data","."]
code: def tick_values(self, vmin, vmax):
      # docstring inherited
      return self()
  
imports: from collections import OrderedDict
  import dateutil.parser
  import itertools
  import logging
  import numpy
  from matplotlib import _api, ticker, units
label_desc: Use image node_id 3 for calling the StrCategoryLocator obj's underlying member method code with example usage: obj.tick_values(vmin, vmax) and returns: self