code: def max_precision(values):
      """
      Given a series of values (such as a :class:`.Column`) returns the most
      significant decimal places present in any value.
  
      :param values:
          The values to analyze.
      """
      max_whole_places = 1
      max_decimal_places = 0
      precision = getcontext().prec
  
      for value in values:
          if value is None or math.isnan(value) or math.isinf(value):
              continue
  
          sign, digits, exponent = value.normalize().as_tuple()
  
          exponent_places = exponent * -1
          whole_places = len(digits) - exponent_places
  
          if whole_places > max_whole_places:
              max_whole_places = whole_places
  
          if exponent_places > max_decimal_places:
              max_decimal_places = exponent_places
  
      # In Python 2 it was possible for the total digits to exceed the
      # available context precision. This ensures that can't happen. See #412
      if (
          max_whole_places + max_decimal_places > precision
      ):  # pragma: no cover
          max_decimal_places = precision - max_whole_places
  
      return max_decimal_places
  
imports: import math
  import string
  from collections import OrderedDict
  from collections.abc import Sequence
  from decimal import ROUND_CEILING, ROUND_FLOOR, Decimal, getcontext
  from functools import wraps
  from slugify import slugify
  from agate import config
  from agate.warns import warn_duplicate_column, warn_unnamed_column
label_desc: Use image node_id 3 for calling a global function with example usage: max_precision(values) and returns: max_decimal_places