Fixed failed db file creation under Python-Native

cpp-package/inspireface/python/.gitignore

@@ -28,3 +28,4 @@ share/python-wheels/
 
 
 .idea/
+*.db

cpp-package/inspireface/python/inspireface/modules/inspire_face.py

@@ -622,7 +622,7 @@ class FeatureHubConfiguration:
             HFFeatureHubConfiguration: A C-structure for feature hub configuration.
         """
         return HFFeatureHubConfiguration(
-            enableUseDb=int(self.enable_use_db),
+            enablePersistence=int(self.enable_use_db),
             dbPath=String(bytes(self.db_path, encoding="utf8")),
             featureBlockNum=self.feature_block_num,
             searchThreshold=self.search_threshold,

cpp-package/inspireface/python/sample_feature_hub.py

@@ -0,0 +1,32 @@
+import os
+import cv2
+import inspireface as ifac
+from inspireface.param import *
+import numpy as np
+import os
+
+def case_feature_hub():
+    db_path = "test.db"
+    if os.path.exists(db_path):
+        os.remove(db_path)
+    # Configure the feature management system.
+    feature_hub_config = ifac.FeatureHubConfiguration(
+        feature_block_num=10,
+        enable_use_db=True,
+        db_path=db_path,
+        search_threshold=0.48,
+        search_mode=HF_SEARCH_MODE_EAGER,
+    )
+    ret = ifac.feature_hub_enable(feature_hub_config)
+    assert ret, "Failed to enable FeatureHub."
+    print(ifac.feature_hub_get_face_count())
+    for i in range(10):
+        feature = ifac.FaceIdentity(np.random.rand(512), i, "test")
+        ifac.feature_hub_face_insert(feature)
+    print(ifac.feature_hub_get_face_count())
+
+    assert os.path.exists(db_path), "FeatureHub database file not found."
+
+
+if __name__ == "__main__":
+    case_feature_hub()