class_docstr: subclass of repr.Repr that limits the resulting size of repr()
  and includes information on exceptions raised during the call.
code: def repr(self, x):
      return self._callhelper(reprlib.Repr.repr, self, x)
  
file_path: catboost/contrib/python/py/py3/py/_io/saferepr.py
imports: import py
  import sys
label_desc: Use image node_id 1 for calling the SafeRepr obj's underlying member method code with example usage: obj.repr(x) and returns: self