intel mac support (#1503)

Signed-off-by: Luke Nezda <[email protected]>

Author: nezda

neural_compressor/utils/utility.py

@@ -276,6 +276,8 @@ def get_number_of_sockets(self) -> int:
         cmd = "cat /proc/cpuinfo | grep 'physical id' | sort -u | wc -l"
         if psutil.WINDOWS:
             cmd = r'wmic cpu get DeviceID | C:\Windows\System32\find.exe /C "CPU"'
+        elif psutil.MACOS:  # pragma: no cover
+            cmd = "sysctl -n machdep.cpu.core_count"
 
         with subprocess.Popen(
             args=cmd,
@@ -918,6 +920,8 @@ def get_number_of_sockets() -> int:
     cmd = "cat /proc/cpuinfo | grep 'physical id' | sort -u | wc -l"
     if sys.platform == "win32":
         cmd = 'wmic cpu get DeviceID | find /c "CPU"'
+    elif sys.platform == "darwin":  # pragma: no cover
+        cmd = "sysctl -n machdep.cpu.core_count"
 
     proc = subprocess.Popen(
         args=cmd,