code: def formatoddticks(x, pos):
      """Format odd tick positions."""
      if x % 2:
          return f"{x:1.2f}"
      else:
          return ""
  
file_path: matplotlib/galleries/users_explain/text/text_intro.py
imports: import matplotlib.pyplot
  import matplotlib
  import matplotlib.pyplot
  import numpy
  from matplotlib.font_manager import FontProperties
  import datetime
  import matplotlib.dates
label_desc: Use image node_id 1 for calling a global function with example usage: formatoddticks(x, pos) and returns: x, str