Update sozo_gen.py

sozo_gen.py

@@ -38,7 +38,7 @@ if not API_KEY:
 # --- Helper Functions ---
 def load_dataframe_safely(buf, name: str):
     ext = Path(name).suffix.lower()
-    df = (pd.read_excel if ext in (".xlsx", ".xls") else pd.read_csv)(buf))
+    df = (pd.read_excel if ext in (".xlsx", ".xls") else pd.read_csv)(buf)
     df.columns = df.columns.astype(str).str.strip()
     df = df.dropna(how="all")
     if df.empty or len(df.columns) == 0: raise ValueError("No usable data found")