Replace setup.py install with pip install (#156711)

#156027 already replaced most use of `python setup.py install`.
This PR only adds a few more occurrences and adds `--no-build-isolation` in a few places.

Pull Request resolved: https://github.com/pytorch/pytorch/pull/156711
Approved by: https://github.com/atalman

.ci/manywheel/build_libtorch.sh

@@ -104,7 +104,7 @@ if [[ "$DESIRED_CUDA" == *"rocm"* ]]; then
     export ROCclr_DIR=/opt/rocm/rocclr/lib/cmake/rocclr
 fi
 
-echo "Calling 'python -m pip install .' at $(date)"
+echo "Calling -m pip install . -v --no-build-isolation at $(date)"
 
 if [[ $LIBTORCH_VARIANT = *"static"* ]]; then
     STATIC_CMAKE_FLAG="-DTORCH_STATIC=1"

.ci/pytorch/test.sh

@@ -1617,7 +1617,7 @@ test_operator_benchmark() {
   test_inductor_set_cpu_affinity
 
   cd benchmarks/operator_benchmark/pt_extension
-  python -m pip install .
+  python -m pip install . -v --no-build-isolation
 
   cd "${TEST_DIR}"/benchmarks/operator_benchmark
   $TASKSET python -m benchmark_all_test --device "$1" --tag-filter "$2" \

benchmarks/operator_benchmark/README.md

@@ -20,7 +20,7 @@ Key Features:
 The instruction below installs a cpp\_extension for PyTorch and it is required to run the benchmark suite.
 ```bash
 cd pt_extension
-python -m pip install .
+python -m pip install . -v --no-build-isolation
 ```
 
 ## How to run the benchmarks:

test/test_cpp_extensions_aot.py

@@ -148,7 +148,8 @@ class TestCppExtensionAOT(common.TestCase):
 
     @unittest.skipIf(IS_WINDOWS, "Not available on Windows")
     def test_no_python_abi_suffix_sets_the_correct_library_name(self):
-        # For this test, run_test.py will call `python -m pip install .` in the
+        # For this test, run_test.py will call
+        # `python -m pip install . -v --no-build-isolation` in the
         # cpp_extensions/no_python_abi_suffix_test folder, where the
         # `BuildExtension` class has a `no_python_abi_suffix` option set to
         # `True`. This *should* mean that on Python 3, the produced shared

torch/testing/_internal/common_utils.py

@@ -5696,7 +5696,7 @@ def install_cpp_extension(extension_root):
             shutil.rmtree(d)
 
     # Build the extension
-    cmd = [sys.executable, "-m", "pip", "install", "--no-build-isolation", "-v", ".", "--root", install_dir]
+    cmd = [sys.executable, "-m", "pip", "install", extension_root, "-v", "--no-build-isolation", "--root", install_dir]
     return_code = shell(cmd, cwd=extension_root, env=os.environ)
     if return_code != 0:
         raise RuntimeError(f"build failed for cpp extension at {extension_root}")