json compatibility add attempt

data/sample_file_upload.json

@@ -0,0 +1,5 @@
+[
+    {"date":"2025-12-1", "product": "Product one", "units":2,"revenue":200.18},
+    {"date":"2025-11-12", "product": "Product two", "units":50,"revenue":32.01}
+
+]

examples/data_agent_demo.ipynb

@@ -36,7 +36,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 90,
       "id": "L0KlJIwcdCed",
       "metadata": {
         "id": "L0KlJIwcdCed"
@@ -77,7 +77,7 @@
             "Collecting langchain==0.3.*\n",
             "  Using cached langchain-0.3.27-py3-none-any.whl.metadata (7.8 kB)\n",
             "Collecting langchain-core==0.3.*\n",
-            "  Using cached langchain_core-0.3.80-py3-none-any.whl.metadata (3.2 kB)\n",
+            "  Downloading langchain_core-0.3.81-py3-none-any.whl.metadata (3.2 kB)\n",
             "Collecting langchain-community==0.3.*\n",
             "  Using cached langchain_community-0.3.31-py3-none-any.whl.metadata (3.0 kB)\n",
             "Collecting langgraph<0.3,>=0.2\n",
@@ -91,6 +91,8 @@
             "Requirement already satisfied: sqlalchemy>=2.0 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (2.0.45)\n",
             "Requirement already satisfied: pandas>=2.0 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (2.3.3)\n",
             "Requirement already satisfied: gradio>=4.0 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (6.1.0)\n",
+            "Collecting gradio>=4.0\n",
+            "  Downloading gradio-6.2.0-py3-none-any.whl.metadata (16 kB)\n",
             "Collecting langchain-experimental\n",
             "  Using cached langchain_experimental-0.4.1-py3-none-any.whl.metadata (1.3 kB)\n",
             "Collecting langchain-scrapegraph\n",
@@ -207,7 +209,8 @@
             "Requirement already satisfied: brotli>=1.1.0 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from gradio>=4.0) (1.2.0)\n",
             "Requirement already satisfied: fastapi<1.0,>=0.115.2 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from gradio>=4.0) (0.124.4)\n",
             "Requirement already satisfied: ffmpy in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from gradio>=4.0) (1.0.0)\n",
-            "Requirement already satisfied: gradio-client==2.0.1 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from gradio>=4.0) (2.0.1)\n",
+            "Collecting gradio-client==2.0.2 (from gradio>=4.0)\n",
+            "  Downloading gradio_client-2.0.2-py3-none-any.whl.metadata (7.1 kB)\n",
             "Requirement already satisfied: groovy~=0.1 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from gradio>=4.0) (0.1.2)\n",
             "Requirement already satisfied: huggingface-hub<2.0,>=0.33.5 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from gradio>=4.0) (1.2.3)\n",
             "Requirement already satisfied: jinja2<4.0 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from gradio>=4.0) (3.1.6)\n",
@@ -221,7 +224,7 @@
             "Requirement already satisfied: tomlkit<0.14.0,>=0.12.0 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from gradio>=4.0) (0.13.3)\n",
             "Requirement already satisfied: typer<1.0,>=0.12 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from gradio>=4.0) (0.20.0)\n",
             "Requirement already satisfied: uvicorn>=0.14.0 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from gradio>=4.0) (0.38.0)\n",
-            "Requirement already satisfied: fsspec in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from gradio-client==2.0.1->gradio>=4.0) (2025.12.0)\n",
+            "Requirement already satisfied: fsspec in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from gradio-client==2.0.2->gradio>=4.0) (2025.12.0)\n",
             "Requirement already satisfied: annotated-doc>=0.0.2 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from fastapi<1.0,>=0.115.2->gradio>=4.0) (0.0.4)\n",
             "Requirement already satisfied: filelock in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from huggingface-hub<2.0,>=0.33.5->gradio>=4.0) (3.20.1)\n",
             "Requirement already satisfied: hf-xet<2.0.0,>=1.2.0 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from huggingface-hub<2.0,>=0.33.5->gradio>=4.0) (1.2.0)\n",
@@ -249,21 +252,32 @@
             "Requirement already satisfied: pygments<3.0.0,>=2.13.0 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from rich>=10.11.0->typer<1.0,>=0.12->gradio>=4.0) (2.19.2)\n",
             "Requirement already satisfied: mdurl~=0.1 in /Users/muhammadarij/cs mac/data-agents/.venv/lib/python3.11/site-packages (from markdown-it-py>=2.2.0->rich>=10.11.0->typer<1.0,>=0.12->gradio>=4.0) (0.1.2)\n",
             "Using cached langchain-0.3.27-py3-none-any.whl (1.0 MB)\n",
-            "Using cached langchain_core-0.3.80-py3-none-any.whl (450 kB)\n",
+            "Downloading langchain_core-0.3.81-py3-none-any.whl (457 kB)\n",
             "Using cached langchain_community-0.3.31-py3-none-any.whl (2.5 MB)\n",
             "Using cached langgraph-0.2.76-py3-none-any.whl (153 kB)\n",
             "Using cached langchain_openai-0.3.35-py3-none-any.whl (75 kB)\n",
             "Using cached langchain_anthropic-0.3.22-py3-none-any.whl (32 kB)\n",
             "Using cached langchain_google_vertexai-2.1.2-py3-none-any.whl (104 kB)\n",
+            "Downloading gradio-6.2.0-py3-none-any.whl (23.0 MB)\n",
+            "\u001b[2K   \u001b[90m━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\u001b[0m \u001b[32m23.0/23.0 MB\u001b[0m \u001b[31m40.3 MB/s\u001b[0m  \u001b[33m0:00:00\u001b[0m eta \u001b[36m0:00:01\u001b[0m\n",
+            "\u001b[?25hDownloading gradio_client-2.0.2-py3-none-any.whl (55 kB)\n",
             "Using cached langchain_experimental-0.3.4-py3-none-any.whl (209 kB)\n",
             "Using cached langchain_scrapegraph-1.6.0-py3-none-any.whl (20 kB)\n",
-            "Installing collected packages: langchain-core, langchain-scrapegraph, langchain-openai, langchain-anthropic, langgraph, langchain, langchain-google-vertexai, langchain-community, langchain-experimental\n",
-            "\u001b[2K   \u001b[90m━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\u001b[0m \u001b[32m9/9\u001b[0m [langchain-experimental]hain-experimental]\n",
+            "Installing collected packages: langchain-core, gradio-client, langchain-scrapegraph, langchain-openai, langchain-anthropic, gradio, langgraph, langchain, langchain-google-vertexai, langchain-community, langchain-experimental\n",
+            "\u001b[2K  Attempting uninstall: gradio-client━━━━━━━━━━━\u001b[0m \u001b[32m 0/11\u001b[0m [langchain-core]\n",
+            "\u001b[2K    Found existing installation: gradio_client 2.0.12m 0/11\u001b[0m [langchain-core]\n",
+            "\u001b[2K    Uninstalling gradio_client-2.0.1:━━━━━━━\u001b[0m \u001b[32m 0/11\u001b[0m [langchain-core]\n",
+            "\u001b[2K      Successfully uninstalled gradio_client-2.0.1[32m 0/11\u001b[0m [langchain-core]\n",
+            "\u001b[2K  Attempting uninstall: gradio━━━━━━━━━━━━━━\u001b[0m \u001b[32m 0/11\u001b[0m [langchain-core]\n",
+            "\u001b[2K    Found existing installation: gradio 6.1.0[0m \u001b[32m 0/11\u001b[0m [langchain-core]\n",
+            "\u001b[2K    Uninstalling gradio-6.1.0:━━━━━━━━━━━━━━\u001b[0m \u001b[32m 0/11\u001b[0m [langchain-core]\n",
+            "\u001b[2K      Successfully uninstalled gradio-6.1.0━\u001b[0m \u001b[32m 0/11\u001b[0m [langchain-core]\n",
+            "\u001b[2K   \u001b[90m━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\u001b[0m \u001b[32m11/11\u001b[0m [langchain-experimental]hain-experimental]\n",
             "\u001b[1A\u001b[2K\u001b[31mERROR: pip's dependency resolver does not currently take into account all the packages that are installed. This behaviour is the source of the following dependency conflicts.\n",
-            "langchain-classic 1.0.0 requires langchain-core<2.0.0,>=1.0.0, but you have langchain-core 0.3.80 which is incompatible.\n",
+            "langchain-classic 1.0.0 requires langchain-core<2.0.0,>=1.0.0, but you have langchain-core 0.3.81 which is incompatible.\n",
             "langchain-classic 1.0.0 requires langchain-text-splitters<2.0.0,>=1.0.0, but you have langchain-text-splitters 0.3.11 which is incompatible.\n",
-            "langgraph-prebuilt 1.0.5 requires langchain-core>=1.0.0, but you have langchain-core 0.3.80 which is incompatible.\u001b[0m\u001b[31m\n",
-            "\u001b[0mSuccessfully installed langchain-0.3.27 langchain-anthropic-0.3.22 langchain-community-0.3.31 langchain-core-0.3.80 langchain-experimental-0.3.4 langchain-google-vertexai-2.1.2 langchain-openai-0.3.35 langchain-scrapegraph-1.6.0 langgraph-0.2.76\n",
+            "langgraph-prebuilt 1.0.5 requires langchain-core>=1.0.0, but you have langchain-core 0.3.81 which is incompatible.\u001b[0m\u001b[31m\n",
+            "\u001b[0mSuccessfully installed gradio-6.2.0 gradio-client-2.0.2 langchain-0.3.27 langchain-anthropic-0.3.22 langchain-community-0.3.31 langchain-core-0.3.81 langchain-experimental-0.3.4 langchain-google-vertexai-2.1.2 langchain-openai-0.3.35 langchain-scrapegraph-1.6.0 langgraph-0.2.76\n",
             "Note: you may need to restart the kernel to use updated packages.\n"
           ]
         }
@@ -290,7 +304,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 67,
+      "execution_count": 91,
       "id": "AWWI1FJ6ChHN",
       "metadata": {
         "id": "AWWI1FJ6ChHN"
@@ -302,7 +316,7 @@
           "text": [
             "Kernel Python: /Users/muhammadarij/cs mac/data-agents/.venv/bin/python\n",
             "langchain: 0.3.27\n",
-            "langchain-core: 0.3.80\n",
+            "langchain-core: 0.3.81\n",
             "langchain-community: 0.3.31\n",
             "langgraph: 0.2.76\n",
             "langchain-openai: 0.3.35\n",
@@ -339,7 +353,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 68,
+      "execution_count": 92,
       "id": "g9izxdgGCl-V",
       "metadata": {
         "id": "g9izxdgGCl-V"
@@ -359,6 +373,7 @@
         "import contextlib\n",
         "import pandas as pd\n",
         "import gradio as gr\n",
+        "import json\n",
         "from IPython.display import Markdown, HTML, display\n",
         "\n",
         "from sqlalchemy import (\n",
@@ -404,7 +419,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 70,
+      "execution_count": 93,
       "id": "5ldGnv_jPlP8",
       "metadata": {
         "id": "5ldGnv_jPlP8"
@@ -428,7 +443,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 57,
+      "execution_count": 94,
       "id": "f5e1b596-4568-4078-ae14-b20d25cba62b",
       "metadata": {
         "id": "f5e1b596-4568-4078-ae14-b20d25cba62b"
@@ -472,7 +487,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 58,
+      "execution_count": 95,
       "id": "B6dGxRmnyJHS",
       "metadata": {
         "id": "B6dGxRmnyJHS"
@@ -619,7 +634,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 59,
+      "execution_count": 96,
       "id": "789b46d9-2189-4d3c-8f77-61b4675bf950",
       "metadata": {
         "id": "789b46d9-2189-4d3c-8f77-61b4675bf950"
@@ -631,14 +646,33 @@
         "# from langchain_openai import AzureChatOpenAI\n",
         "# model = AzureChatOpenAI(...)\n",
         "\n",
+        "#this methods aims to convert an uploaded file of type csv or json to a panda dataframe.\n",
+        "def file_to_df(file_name):\n",
+        "    path = file_name.name\n",
+        "    path_lower = path.lower()\n",
+        "\n",
+        "    if path_lower.endswith(\".csv\"):\n",
+        "        return pd.read_csv(path)\n",
+        "    if path_lower.endswith(\".json\"):\n",
+        "        with open(path, \"r\", encoding=\"utf-8\") as file:\n",
+        "            data = json.load(file)\n",
+        "        if isinstance(data, dict) and \"records\" in data:\n",
+        "            data = data[\"records\"]\n",
+        "        return pd.json_normalize(data)\n",
+        "    raise ValueError(f\"This file type is not supported: {path}\")\n",
+        " \n",
+        "\n",
         "\n",
         "# --- Agent Logic ---\n",
         "def ask_agent(files, question):\n",
         "    try:\n",
-        "        dfs = [pd.read_csv(f.name) for f in files]\n",
-        "        df = pd.concat(dfs, ignore_index=True) #concatenation of all of the files uploaded into one\n",
+        "        #dfs = [pd.read_csv(f.name) for f in files]\n",
+        "        #df = pd.concat(dfs, ignore_index=True) #concatenation of all of the files uploaded into one\n",
+        "        dfs = [file_to_df(f) for f in files]\n",
+        "        df = pd.concat(dfs, ignore_index=True)\n",
         "    except Exception as e:\n",
-        "        return f\"❌ Could not read CSVs: {e}\", \"\"\n",
+        "        #return f\"❌ Could not read CSVs: {e}\", \"\"\n",
+        "        return f\"Could not read file(s):{e}\", \"\"\n",
         "\n",
         "    try:\n",
         "        agent = create_pandas_dataframe_agent(\n",
@@ -686,7 +720,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 60,
+      "execution_count": 97,
       "id": "uajELHHaJjUS",
       "metadata": {
         "id": "uajELHHaJjUS"
@@ -717,7 +751,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 61,
+      "execution_count": 98,
       "id": "35sreALjyVuA",
       "metadata": {
         "id": "35sreALjyVuA"
@@ -785,7 +819,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 62,
+      "execution_count": 99,
       "id": "n6sfgj8W4eAA",
       "metadata": {
         "id": "n6sfgj8W4eAA"
@@ -872,7 +906,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 63,
+      "execution_count": 100,
       "id": "97vYgZVOUQnT",
       "metadata": {
         "id": "97vYgZVOUQnT"
@@ -928,7 +962,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 64,
+      "execution_count": 101,
       "id": "3_PPBrjqC0Os",
       "metadata": {
         "id": "3_PPBrjqC0Os"
@@ -1024,7 +1058,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 102,
       "id": "OhM41SDzIQdI",
       "metadata": {
         "id": "OhM41SDzIQdI"
@@ -1034,7 +1068,7 @@
           "name": "stderr",
           "output_type": "stream",
           "text": [
-            "/var/folders/lh/4vqv0z990r96ngxb_p223v3m0000gn/T/ipykernel_89879/2172203645.py:2: UserWarning: The parameters have been moved from the Blocks constructor to the launch() method in Gradio 6.0: css. Please pass these parameters to launch() instead.\n",
+            "/var/folders/lh/4vqv0z990r96ngxb_p223v3m0000gn/T/ipykernel_89879/202340308.py:2: UserWarning: The parameters have been moved from the Blocks constructor to the launch() method in Gradio 6.0: css. Please pass these parameters to launch() instead.\n",
             "  with gr.Blocks(\n"
           ]
         },
@@ -1042,8 +1076,8 @@
           "name": "stdout",
           "output_type": "stream",
           "text": [
-            "* Running on local URL:  http://127.0.0.1:7864\n",
-            "* Running on public URL: https://3e6539d9f5befd240c.gradio.live\n",
+            "* Running on local URL:  http://127.0.0.1:7867\n",
+            "* Running on public URL: https://0f731e580453808cac.gradio.live\n",
             "\n",
             "This share link expires in 1 week. For free permanent hosting and GPU upgrades, run `gradio deploy` from the terminal in the working directory to deploy to Hugging Face Spaces (https://huggingface.co/spaces)\n"
           ]
@@ -1051,7 +1085,7 @@
         {
           "data": {
             "text/html": [
-              "<div><iframe src=\"https://3e6539d9f5befd240c.gradio.live\" width=\"100%\" height=\"500\" allow=\"autoplay; camera; microphone; clipboard-read; clipboard-write;\" frameborder=\"0\" allowfullscreen></iframe></div>"
+              "<div><iframe src=\"https://0f731e580453808cac.gradio.live\" width=\"100%\" height=\"500\" allow=\"autoplay; camera; microphone; clipboard-read; clipboard-write;\" frameborder=\"0\" allowfullscreen></iframe></div>"
             ],
             "text/plain": [
               "<IPython.core.display.HTML object>"
@@ -1064,7 +1098,7 @@
           "data": {
             "text/plain": []
           },
-          "execution_count": 65,
+          "execution_count": 102,
           "metadata": {},
           "output_type": "execute_result"
         }
@@ -1132,7 +1166,7 @@
         "\n",
         "      with gr.Row(equal_height=True):\n",
         "\n",
-        "        file_input = gr.File(label=\" Upload CSV(s)\", file_types=[\".csv\"], file_count=\"multiple\",height=120)\n",
+        "        file_input = gr.File(label=\" Upload CSV(s) or JSON(s)\", file_types=[\".csv\", \".json\"], file_count=\"multiple\",height=120)\n",
         "\n",
         "        question_input = gr.Textbox(label=\"💬 Ask Your Agent\",placeholder=\"e.g., What is the trend for revenue over time?\",lines=2)\n",
         "\n",