flatten and simplify some code

mem_edit/utils.py

@@ -96,7 +96,7 @@ def ctypes_equal(
             if isinstance(a, (ctypes.Array, ctypes.Structure, ctypes.Union, ctypes._SimpleCData)):
                 if not ctypes_equal(a_attr, b_attr):
                     return False
-            elif not a_attr == b_attr:
+            elif a_attr != b_attr:
                 return False
 
         return True

mem_edit/windows.py

@@ -192,10 +192,9 @@ class Process(AbstractProcess):
             max_path_len,
             )
 
-        if rval > 0:
-            return name_buffer.value.decode()
-        else:
+        if rval <= 0:
             return None
+        return name_buffer.value.decode()
 
     @staticmethod
     def list_available_pids() -> list[int]:
@@ -218,11 +217,9 @@ class Process(AbstractProcess):
 
             num_returned = floor(returned_size.value / ctypes.sizeof(ctypes.wintypes.DWORD))
 
-            if nn == num_returned:
-                nn *= 2
-                continue
-            else:
+            if nn != num_returned:
                 break
+            nn *= 2
 
         return pids[:num_returned]