code: def __repr__(self):
      if not hasattr(self, "_cached_repr"):
          self._cached_repr = "recursive(%r, %s, max_leaves=%d)" % (
              self.base,
              get_pretty_function_description(self.extend),
              self.max_leaves,
          )
      return self._cached_repr
  
imports: import threading
  from contextlib import contextmanager
  from hypothesis.errors import InvalidArgument
  from hypothesis.internal.reflection import get_pretty_function_description
  from hypothesis.internal.validation import check_type
  from hypothesis.strategies._internal.strategies import OneOfStrategy, SearchStrategy, check_strategy
label_desc: Use image node_id 2 for calling the RecursiveStrategy obj's underlying member method code with example usage: obj.__repr__() and returns: self