finding pid and killing process abilities were extended

opt/ahenk/base/system/system.py

@@ -91,6 +91,8 @@ class System:
         def pids():
             return psutil.pids()
 
+
+
         @staticmethod
         def find_pid_by_name(p_name):
             for id in psutil.pids():
@@ -99,10 +101,29 @@ class System:
             return None
         """
 
+        @staticmethod
+        def find_pids_by_name(p_name):
+            arr = []
+
+            for pid in psutil.get_pid_list():
+                if psutil.Process(pid).name==p_name:
+                    arr.append(pid)
+            return arr
+
+
+        @staticmethod
+        def is_running(pid):
+            return psutil.pid_exists(pid)
+
         @staticmethod
         def kill_by_pid(pid):
             return psutil.Process(pid).kill()
 
+        @staticmethod
+        def kill_by_pids(pids):
+            for pid in pids:
+                psutil.Process(pid).kill()
+
         @staticmethod
         def find_name_by_pid(pid):
             return psutil.Process(pid).name()
@@ -134,6 +155,7 @@ class System:
             return psutil.Process(pid).create_time()
 
 
+
         """
         @staticmethod
         def cpu_times(pid):