class_docstr: Result/Exception info a function invocation. 
class_docstr_tok: ["Result\/Exception","info","a","function","invocation","."]
code: def __repr__(self):
      if self.excinfo is not None:
          status = "exception"
          value = self.excinfo.value
      else:
          # TODO: investigate unification
          value = repr(self._result)
          status = "result"
      return "<CallInfo when={when!r} {status}: {value}>".format(
          when=self.when, value=safe_str(value), status=status
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import bdb
  import os
  import sys
  from time import time
  import attr
  import six
  from .reports import CollectErrorRepr
  from .reports import CollectReport
  from .reports import TestReport
  from _pytest._code.code import ExceptionInfo
  from _pytest.compat import safe_str
  from _pytest.outcomes import Exit
  from _pytest.outcomes import Skipped
  from _pytest.outcomes import TEST_OUTCOME
label_desc: Use image node_id 3 for calling the CallInfo obj's underlying member method code with example usage: obj.__repr__() and returns: str