class_docstr: Perform approximate comparisons where the expected value is a mapping with
  numeric values (the keys can be anything).
class_docstr_tok: ["Perform","approximate","comparisons","where","the","expected","value","is","a","mapping","with","numeric","values","(","the","keys","can","be","anything",")","."]
code: def __repr__(self):
      return "approx({!r})".format(
          {k: self._approx_scalar(v) for k, v in self.expected.items()}
      )
  
imports: from __future__ import absolute_import
  import math
  import pprint
  import sys
  import warnings
  from decimal import Decimal
  from numbers import Number
  from more_itertools.more import always_iterable
  from six.moves import filterfalse
  from six.moves import zip
  import _pytest._code
  from _pytest import deprecated
  from _pytest.compat import isclass
  from _pytest.compat import Iterable
  from _pytest.compat import Mapping
  from _pytest.compat import Sized
  from _pytest.compat import STRING_TYPES
  from _pytest.outcomes import fail
label_desc: Use image node_id 1 for calling the ApproxMapping obj's underlying member method code with example usage: obj.__repr__() and returns: str