Replace os.mknod in nopbc

Author: AnguseZhang

dpdata/deepmd/comp.py

@@ -110,7 +110,6 @@ def dump(folder,
     except OSError:
         pass
     if data.get("nopbc", False):
-        #os.mknod(os.path.join(folder, "nopbc"))
         with open(os.path.join(folder, "nopbc"), "w") as fw_nopbc:
-            fw_nopbc.write("")
+            pass
 

dpdata/deepmd/raw.py

@@ -74,7 +74,6 @@ def dump (folder, data) :
     except OSError:
         pass
     if data.get("nopbc", False):
-        #os.mknod(os.path.join(folder, "nopbc"))
         with open(os.path.join(folder, "nopbc"), "w") as fw_nopbc:
-            fw_nopbc.write("")
+            pass