Update app.py

app.py

@@ -138,6 +138,12 @@ def convert_ci(by_line_item_file, combined_file, password, max_rows):
         'CVD_Case_Number', 'AD_Non_Reimbursement_Statement',
         'AD-CVD_Certification_Designation'
     ]
+
+    # Update SHEIN Incorrect MID:
+    MID_mapping_df = pd.read_csv("MID_replace.csv")
+    mid_map = dict(zip(MID_mapping_df["SHEIN_MID_Code"], MID_mapping_df["Replacement"]))
+    merged_df["MID_Code"] = merged_df["MID_Code"].map(mid_map).fillna(merged_df["MID_Code"])
+
     for col in column_order:
         if col not in merged_df.columns:
             merged_df[col] = ""
@@ -178,4 +184,4 @@ iface = gr.Interface(
 )
 
 if __name__ == "__main__":
-    iface.launch()
+    iface.launch()