deflake last tests

Author: Zac-HD

hypothesis-python/src/hypothesis/strategies/_internal/strategies.py

@@ -29,7 +29,7 @@
 )
 
 from hypothesis._settings import HealthCheck, Phase, Verbosity, settings
-from hypothesis.control import _current_build_context
+from hypothesis.control import _current_build_context, current_build_context
 from hypothesis.errors import (
     HypothesisException,
     HypothesisWarning,
@@ -843,7 +843,7 @@ def do_draw(self, data: ConjectureData) -> Any:
                     x = data.draw(self.mapped_strategy)
                     result = self.pack(x)  # type: ignore
                     data.stop_example()
-                    _current_build_context.value.record_call(result, self.pack, [x], {})
+                    current_build_context().record_call(result, self.pack, [x], {})
                     return result
                 except UnsatisfiedAssumption:
                     data.stop_example(discard=True)

hypothesis-python/tests/conjecture/test_alt_backend.py

@@ -155,7 +155,10 @@ def draw_bytes(
             return forced
         max_size = 100 if max_size is None else max_size
         size = self.prng.randint(min_size, max_size)
-        return self.prng.randbytes(size)
+        try:
+            return self.prng.randbytes(size)
+        except AttributeError:  # randbytes is new in python 3.9
+            return bytes(self.prng.randint(0, 255) for _ in range(size))
 
 
 @contextmanager

hypothesis-python/tests/conjecture/test_engine.py

@@ -173,7 +173,7 @@ def tf(data):
         except RecursionError:
             data.mark_interesting()
 
-    runner = ConjectureRunner(tf)
+    runner = ConjectureRunner(tf, settings=settings(derandomize=True))
     runner.run()
     assert runner.exit_reason == ExitReason.finished