Update app.py

app.py

@@ -1,5 +1,4 @@
 import streamlit as st
-import json
 import pandas as pd
 import re
 from io import BytesIO
@@ -8,22 +7,22 @@ from io import BytesIO
 # Page Setup
 # -------------------------------------------------
 st.set_page_config(page_title="JSON Text to Excel", layout="wide")
-st.title("📘 JSON Text to Excel Converter")
+st.title("📘 JSON Text → Excel Converter")
 
 st.markdown(
-    "Paste **JSON-like text** below (copied from config files). "
-    "The app will auto-correct formatting and generate Excel data."
+    "Paste JSON-like **text data** (not strict JSON). "
+    "The app parses it line-by-line and generates Excel output."
 )
 
 # -------------------------------------------------
-# Session-safe text input (HF FIX)
+# Text Input (HF Safe)
 # -------------------------------------------------
 if "json_text" not in st.session_state:
     st.session_state.json_text = ""
 
-json_text = st.text_area(
+text_input = st.text_area(
     "JSON Data (Text Format)",
-    height=360,
+    height=380,
     key="json_text",
     placeholder='''"LABELS": {
   "ICN": {
@@ -33,37 +32,31 @@ json_text = st.text_area(
 )
 
 # -------------------------------------------------
-# Helper: Clean JSON-like text
+# Line-by-line Parser (ROBUST)
 # -------------------------------------------------
-def normalize_json(text: str) -> str:
-    text = text.strip()
+def parse_text_to_rows(text):
+    rows = []
 
-    # Remove trailing commas before } or ]
-    text = re.sub(r",\s*([}\]])", r"\1", text)
+    for line in text.splitlines():
+        line = line.strip()
 
-    # Wrap inside {} if missing
-    if not text.startswith("{"):
-        text = "{" + text
-    if not text.endswith("}"):
-        text = text + "}"
+        if not line:
+            continue
 
-    return text
+        # Remove trailing commas
+        line = line.rstrip(",")
 
-# -------------------------------------------------
-# Flatten JSON Logic
-# -------------------------------------------------
-def flatten_json(data):
-    rows = []
+        # Match "KEY": {
+        obj_match = re.match(r'"([^"]+)"\s*:\s*\{', line)
+        if obj_match:
+            rows.append([obj_match.group(1), None])
+            continue
 
-    def walk(obj):
-        for k, v in obj.items():
-            if isinstance(v, dict):
-                rows.append([k, None])
-                walk(v)
-            else:
-                rows.append([k, v])
-
-    walk(data)
+        # Match "KEY": "VALUE"
+        kv_match = re.match(r'"([^"]+)"\s*:\s*"([^"]*)"', line)
+        if kv_match:
+            rows.append([kv_match.group(1), kv_match.group(2)])
+            continue
 
     return pd.DataFrame(
         rows,
@@ -77,28 +70,24 @@ if st.button("Generate Excel Data", type="primary"):
     raw_text = st.session_state.json_text
 
     if raw_text.strip() == "":
-        st.warning("⚠️ Please paste JSON-like data.")
+        st.warning("⚠️ Please paste JSON-like text data.")
     else:
-        try:
-            clean_json = normalize_json(raw_text)
-            parsed = json.loads(clean_json)
-
-            df = flatten_json(parsed)
+        df = parse_text_to_rows(raw_text)
 
+        if df.empty:
+            st.error("❌ No valid key/value data found.")
+        else:
             st.subheader("📊 Excel Preview")
             st.dataframe(df, use_container_width=True)
 
-            # Excel generation
+            # Excel Export
             buffer = BytesIO()
             with pd.ExcelWriter(buffer, engine="xlsxwriter") as writer:
                 df.to_excel(writer, index=False, sheet_name="Labels")
 
             st.download_button(
-                label="📥 Download Excel File",
-                data=buffer.getvalue(),
-                file_name="JSON_Text_To_Excel.xlsx",
-                mime="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
+                "📥 Download Excel File",
+                buffer.getvalue(),
+                "JSON_Text_To_Excel.xlsx",
+                "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
             )
-
-        except Exception as e:
-            st.error(f"❌ Unable to parse input: {e}")