update dcu_version

setup.py

@@ -74,7 +74,7 @@ def write_version_file():
     version_path = os.path.join(cwd, "torchvision", "version.py")
     with open(version_path, "w") as f:
         f.write(f"__version__ = '{version}'\n")
-        f.write("__dcu_version__ = '{}'\n".format(dcu_version))
+        f.write(f"__dcu_version__ = '{dcu_version}'\n")
         f.write(f"git_version = {repr(sha)}\n")
         f.write("from torchvision.extension import _check_cuda_version\n")
         f.write("if _check_cuda_version() > 0:\n")
@@ -552,7 +552,7 @@ if __name__ == "__main__":
 
     write_version_file()
 
-    with open("README.rst") as f:
+    with open("README_ORIGIN.rst") as f:
         readme = f.read()
 
     setup(