[aarch64] add support for torchdata wheel building (#1309)

Author: snadampal

build_aarch64_wheel.py

@@ -321,6 +321,40 @@ def build_torchvision(host: RemoteHost, *,
     return vision_wheel_name
 
 
+def build_torchdata(host: RemoteHost, *,
+                     branch: str = "master",
+                     use_conda: bool = True,
+                     git_clone_flags: str = "") -> str:
+    print('Checking out TorchData repo')
+    git_clone_flags += " --recurse-submodules"
+    build_version = checkout_repo(host,
+                                  branch=branch,
+                                  url="https://github.com/pytorch/data",
+                                  git_clone_flags=git_clone_flags,
+                                  mapping={
+                                       "v1.13.1": ("0.5.1", ""),
+                                  })
+    print('Building TorchData wheel')
+    build_vars = ""
+    if branch == 'nightly':
+        version = host.check_output(["if [ -f data/version.txt ]; then cat data/version.txt; fi"]).strip()
+        build_date = host.check_output("cd pytorch ; git log --pretty=format:%s -1").strip().split()[0].replace("-", "")
+        build_vars += f"BUILD_VERSION={version}.dev{build_date}"
+    elif build_version is not None:
+        build_vars += f"BUILD_VERSION={build_version}"
+    if host.using_docker():
+        build_vars += " CMAKE_SHARED_LINKER_FLAGS=-Wl,-z,max-page-size=0x10000"
+
+    host.run_cmd(f"cd data; {build_vars} python3 setup.py bdist_wheel")
+    wheel_name = host.list_dir("data/dist")[0]
+    embed_libgomp(host, use_conda, os.path.join('data', 'dist', wheel_name))
+
+    print('Copying TorchData wheel')
+    host.download_wheel(os.path.join('data', 'dist', wheel_name))
+
+    return wheel_name
+
+
 def build_torchtext(host: RemoteHost, *,
                     branch: str = "master",
                     use_conda: bool = True,
@@ -512,6 +546,7 @@ def start_build(host: RemoteHost, *,
     vision_wheel_name = build_torchvision(host, branch=branch, use_conda=use_conda, git_clone_flags=git_clone_flags)
     build_torchaudio(host, branch=branch, use_conda=use_conda, git_clone_flags=git_clone_flags)
     build_torchtext(host, branch=branch, use_conda=use_conda, git_clone_flags=git_clone_flags)
+    build_torchdata(host, branch=branch, use_conda=use_conda, git_clone_flags=git_clone_flags)
 
     return pytorch_wheel_name, vision_wheel_name