added return value for functions in hardware.py plus cpuVendor function

archinstall/lib/hardware.py

@@ -1,19 +1,19 @@
-import os, subprocess
+import os, subprocess, json
 from .general import sys_command
 from .networking import list_interfaces, enrichIfaceTypes
-
+from typing import Optional
-def hasWifi():
+def hasWifi()->bool:
 	return 'WIRELESS' in enrichIfaceTypes(list_interfaces().values()).values()
 
-def hasAMDCPU():
+def hasAMDCPU()->bool:
 	if subprocess.check_output("lscpu | grep AMD", shell=True).strip().decode():
 		return True
 	return False
 
-def hasUEFI():
+def hasUEFI()->bool:
 	return os.path.isdir('/sys/firmware/efi')
 
-def graphicsDevices():
+def graphicsDevices()->dict:
 	cards = {}
 	for line in sys_command(f"lspci"):
 		if b' VGA ' in line:
@@ -21,13 +21,20 @@ def graphicsDevices():
 			cards[identifier.strip().lower().decode('UTF-8')] = line
 	return cards
 
-def hasNvidiaGraphics():
+def hasNvidiaGraphics()->bool:
 	return any('nvidia' in x for x in graphicsDevices())
 
-def hasAmdGraphics():
+def hasAmdGraphics()->bool:
 	return any('amd' in x for x in graphicsDevices())
 
-def hasIntelGraphics():
+def hasIntelGraphics()->bool:
 	return any('intel' in x for x in graphicsDevices())
 
+
+def cpuVendor()-> Optional[str]:
+	cpu_info = json.loads(subprocess.check_output("lscpu -J", shell=True).decode('utf-8'))['lscpu']
+	for info in cpu_info:
+		if info.get('field',None):
+			if info.get('field',None) == "Vendor ID:":
+				return info.get('data',None)
 # TODO: Add more identifiers