linting

lib/gpt/core/io/load.py

@@ -57,18 +57,18 @@ def load(fn, **p):
         gpt.core.io.qlat_io,
     ]
 
-    if(not os.path.exists(fn)):
+    if not os.path.exists(fn):
         raise FileNotFoundError(f"[Errno 2] No such file or directory: '{fn}'")
 
-    if(os.path.isfile(fn)):
-        if(not os.access(fn, os.R_OK)):
+    if os.path.isfile(fn):
+        if not os.access(fn, os.R_OK):
             raise PermissionError(f"[Errno 13] Permission denied: '{fn}'")
-    if(os.path.isdir(fn)):
+    if os.path.isdir(fn):
         # This part is for gpt's own format which uses directories
         # instead of files.
-        if(not os.access(fn, os.X_OK)):
+        if not os.access(fn, os.X_OK):
             raise PermissionError(f"[Errno 13] Permission denied: '{fn}'")
-        if(not os.access(fn, os.R_OK)):
+        if not os.access(fn, os.R_OK):
             # Here, handling the access is a bit tricky:
             # It is not necessary to have directory read access. 
             # But it is very likely that the individual files will lack