code: def normalize_float(f):
      """Round float errors"""
      if abs(f - round(f)) < 0.0000000000001:
          return round(f)
      return f
  
file_path: pygal/pygal/colors.py
imports: from __future__ import division
label_desc: Use image node_id 1 for calling a global function with example usage: normalize_float(f) and returns: f, round