fix default value for script

Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/23542 Test Plan: Imported from OSS Differential Revision: D16557122 Pulled By: suo fbshipit-source-id: c86578aa2c55f44ed5d573d33874a82244df3d09

fix default value for script
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/23542 Test Plan: Imported from OSS Differential Revision: D16557122 Pulled By: suo fbshipit-source-id: c86578aa2c55f44ed5d573d33874a82244df3d09
c8817f94 · Michael Suo · Facebook Github Bot · 6314af6e · c8817f94
--- a/torch/jit/__init__.py
+++ b/torch/jit/__init__.py
@@ -1059,7 +1059,7 @@ def _compile_and_register_class(obj, rcb, qualified_name):
    _add_script_class(obj, qualified_name)


-def script(obj, optimize=True, _frames_up=0, _rcb=None):
+def script(obj, optimize=None, _frames_up=0, _rcb=None):
    r"""
    Scripting a function or ``nn.Module`` will inspect the source code, compile
    it as TorchScript code using the TorchScript compiler, and return a ``ScriptModule`` or