Update backend/app/models/dataset.py

backend/app/models/dataset.py

@@ -1,12 +1,14 @@
 from sqlalchemy import Column, Integer, String, Text
 from backend.app.db import Base
 
+
 class Dataset(Base):
     __tablename__ = "datasets"
+
     id = Column(String, primary_key=True, index=True)
     name = Column(String, nullable=False)
     file_path = Column(String, nullable=False)
     row_count = Column(Integer, nullable=False)
     column_count = Column(Integer, nullable=False)
     schema_json = Column(Text, nullable=False)
-    profile_json = Column(Text, nullable=False)
+    profile_json = Column(Text, nullable=False)