From 1cf263adb11b688f0bd010222bd4656085f0ea72 Mon Sep 17 00:00:00 2001
From: Duo <50307526+iProzd@users.noreply.github.com>
Date: Sun, 12 Mar 2023 20:34:30 +0800
Subject: [PATCH 1/2] Raise error when dpdata.MultiSystem calls
 from_deepmd_npy_mixed with not-a-directory para.

---
 dpdata/plugins/deepmd.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/dpdata/plugins/deepmd.py b/dpdata/plugins/deepmd.py
index 770d2f9b..22247c42 100644
--- a/dpdata/plugins/deepmd.py
+++ b/dpdata/plugins/deepmd.py
@@ -136,6 +136,7 @@ def mix_system(self, *system, type_map, **kwargs):
 
     def from_multi_systems(self, directory, **kwargs):
         sys_dir = []
+        assert os.path.isdir(directory), f'{directory} is not a directory!'
         for root, dirs, files in os.walk(directory):
             if (
                 "type_map.raw" in files

From 91deabfc6d20c50f55579cec88f505c1e99897da Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Sun, 12 Mar 2023 12:35:56 +0000
Subject: [PATCH 2/2] [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci
---
 dpdata/plugins/deepmd.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dpdata/plugins/deepmd.py b/dpdata/plugins/deepmd.py
index 22247c42..3fb8a931 100644
--- a/dpdata/plugins/deepmd.py
+++ b/dpdata/plugins/deepmd.py
@@ -136,7 +136,7 @@ def mix_system(self, *system, type_map, **kwargs):
 
     def from_multi_systems(self, directory, **kwargs):
         sys_dir = []
-        assert os.path.isdir(directory), f'{directory} is not a directory!'
+        assert os.path.isdir(directory), f"{directory} is not a directory!"
         for root, dirs, files in os.walk(directory):
             if (
                 "type_map.raw" in files