Simple QR creator.ipynb

{"nbformat":4,"nbformat_minor":0,"metadata":{"colab":{"provenance":[],"authorship_tag":"ABX9TyO7UbSUW2JHJ59YYr4cX4aD"},"kernelspec":{"name":"python3","display_name":"Python 3"},"language_info":{"name":"python"},"widgets":{"application/vnd.jupyter.widget-state+json":{"915b1c0190ea403aaaf2a46d7b2c4e4a":{"model_module":"@jupyter-widgets/controls","model_name":"TextModel","model_module_version":"1.5.0","state":{"_dom_classes":[],"_model_module":"@jupyter-widgets/controls","_model_module_version":"1.5.0","_model_name":"TextModel","_view_count":null,"_view_module":"@jupyter-widgets/controls","_view_module_version":"1.5.0","_view_name":"TextView","continuous_update":true,"description":"URL:","description_tooltip":null,"disabled":false,"layout":"IPY_MODEL_3a77465108e34afd9c8da991eb66067f","placeholder":"Enter URL 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this is My Url to QR project where you can put URL and download QR easily and for free. Please DO as per instruction Below"],"metadata":{"id":"hIvDoiJ8UUqU"}},{"cell_type":"code","source":["!pip install qrcode[pil] ###### Only Run this for First time setup  ######\n"],"metadata":{"colab":{"base_uri":"https://localhost:8080/"},"collapsed":true,"id":"qFwDyPKWlDFK","executionInfo":{"status":"ok","timestamp":1718613312528,"user_tz":-330,"elapsed":6948,"user":{"displayName":"devashish tambade","userId":"13606610029266124764"}},"outputId":"a7edfa57-af8d-4099-fd0a-943776df954d"},"execution_count":76,"outputs":[{"output_type":"stream","name":"stdout","text":["Requirement already satisfied: qrcode[pil] in /usr/local/lib/python3.10/dist-packages (7.4.2)\n","Requirement already satisfied: typing-extensions in /usr/local/lib/python3.10/dist-packages (from qrcode[pil]) (4.12.2)\n","Requirement already satisfied: pypng in /usr/local/lib/python3.10/dist-packages (from qrcode[pil]) (0.20220715.0)\n","Requirement already satisfied: pillow>=9.1.0 in /usr/local/lib/python3.10/dist-packages (from qrcode[pil]) (9.4.0)\n"]}]},{"cell_type":"code","source":["import os\n","############  ONLY for First Time Setup ##############\n","\n","\n","# Function to create a folder named \"QR\" in /content/ directory\n","def create_qr_folder():\n","    folder_path = '/content/QR'\n","    try:\n","        os.makedirs(folder_path, exist_ok=True)\n","        print(f\"Folder '{folder_path}' created successfully.\")\n","    except Exception as e:\n","        print(f\"Error creating folder: {e}\")\n","\n","# Example usage\n","create_qr_folder()\n"],"metadata":{"colab":{"base_uri":"https://localhost:8080/"},"collapsed":true,"id":"N7HBaVRiVgmC","executionInfo":{"status":"ok","timestamp":1718613332086,"user_tz":-330,"elapsed":460,"user":{"displayName":"devashish tambade","userId":"13606610029266124764"}},"outputId":"8d044bb6-0bd9-4a03-a758-19be9082f691"},"execution_count":77,"outputs":[{"output_type":"stream","name":"stdout","text":["Folder '/content/QR' created successfully.\n"]}]},{"cell_type":"code","source":["!rm -rf /content/QR/* ###### Only Run this , If you want to Clear old QR that may got saved in temporary  ######"],"metadata":{"id":"E-CCG8-EU6-6","executionInfo":{"status":"ok","timestamp":1718613385620,"user_tz":-330,"elapsed":717,"user":{"displayName":"devashish tambade","userId":"13606610029266124764"}}},"execution_count":78,"outputs":[]},{"cell_type":"markdown","source":["***IF you did above steps Please start from here Always .... ***"],"metadata":{"id":"uTC1kDKNWTA5"}},{"cell_type":"code","source":["import qrcode\n","from PIL import Image\n","from google.colab import files\n","import ipywidgets as widgets\n","import os\n","\n","# Function to generate QR code from a URL and return the QR code image object\n","def generate_qr(url):\n","    qr = qrcode.QRCode(\n","        version=1,\n","        error_correction=qrcode.constants.ERROR_CORRECT_L,\n","        box_size=10,\n","        border=4,\n","    )\n","    qr.add_data(url)\n","    qr.make(fit=True)\n","\n","    qr_img = qr.make_image(fill_color=\"black\", back_color=\"white\")\n","    return qr_img\n","\n","# Function to download a QR code image given its image object and filename\n","def download_qr(qr_img, filename):\n","    qr_img_path = f\"/content/QR/{filename}.png\"  # Save QR code with specified filename\n","    qr_img.save(qr_img_path)\n","    files.download(qr_img_path)\n","\n","\n","# UI elements\n","url_textbox = widgets.Text(\n","    value='',\n","    placeholder='Enter URL here',\n","    description='URL:',\n","    disabled=False\n",")\n","\n","generate_button = widgets.Button(\n","    description='Generate QR',\n","    disabled=False,\n","    button_style='info',  # Change button color to 'info'\n","    tooltip='Generate QR Code',\n","    icon='qrcode'  # Change icon to QR code icon\n",")\n","\n","# Event handler for generating QR code\n","def on_generate_clicked(b):\n","    url = url_textbox.value.strip()\n","    if url:\n","        qr_img = generate_qr(url)\n","        display(qr_img, fn_input, download_button)  # Display QR image, filename input, and download button\n","    else:\n","        print(\"Please enter a valid URL.\")\n","\n","generate_button.on_click(on_generate_clicked)\n","\n","# Filename input and download button (initially hidden)\n","fn_input = widgets.Text(\n","    value='qrcode',\n","    placeholder='Enter filename',\n","    description='Filename:',\n","    disabled=False\n",")\n","\n","download_button = widgets.Button(\n","    description='Download QR',\n","    disabled=False,  # Disable download button initially\n","    button_style='success',  # Change button color to 'success'\n","    tooltip='Download QR Code',\n","    icon='download'  # Change icon to download icon\n",")\n","\n","# Event handler for downloading QR code\n","def on_download_clicked(b):\n","    filename = fn_input.value.strip()\n","    qr_img = generate_qr(url_textbox.value.strip())\n","    if qr_img:\n","        download_qr(qr_img, filename)\n","    else:\n","        print(\"Please generate a QR code first.\")\n","\n","download_button.on_click(on_download_clicked)\n","\n","# Display initial UI (URL input and Generate button)\n","display(url_textbox, generate_button)\n"],"metadata":{"colab":{"base_uri":"https://localhost:8080/","height":515,"referenced_widgets":["915b1c0190ea403aaaf2a46d7b2c4e4a","3a77465108e34afd9c8da991eb66067f","8200b84bef5548ce81adeef0e36ce554","fe6a4bac8a5e445e9583660e20d2e907","52a008e19be84d479a53eaca76c01444","201fdad9a2814e54b6f281771392c6a5","1d2daf260c4446c282e98e528851b8cc","535c22681d3a4ea5871736b0046c21bf","cf14fb1571194b3a861817805dfddd79","ee87b693dfbf4c888c531f0815a05590","4665f8964110406688006aed4cac37ab","02da09d2129544eda85d3e3be4b12b1c"]},"id":"cAByTclMLKbA","executionInfo":{"status":"ok","timestamp":1718613392166,"user_tz":-330,"elapsed":481,"user":{"displayName":"devashish tambade","userId":"13606610029266124764"}},"outputId":"801d2e2c-9f4f-430e-e6e5-876976795ad4"},"execution_count":79,"outputs":[{"output_type":"display_data","data":{"text/plain":["Text(value='', description='URL:', placeholder='Enter URL here')"],"application/vnd.jupyter.widget-view+json":{"version_major":2,"version_minor":0,"model_id":"915b1c0190ea403aaaf2a46d7b2c4e4a"}},"metadata":{}},{"output_type":"display_data","data":{"text/plain":["Button(button_style='info', description='Generate QR', icon='qrcode', style=ButtonStyle(), tooltip='Generate Q…"],"application/vnd.jupyter.widget-view+json":{"version_major":2,"version_minor":0,"model_id":"fe6a4bac8a5e445e9583660e20d2e907"}},"metadata":{}},{"output_type":"display_data","data":{"text/plain":["<qrcode.image.pil.PilImage at 0x7e83c5721990>"],"image/png":"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\n"},"metadata":{}},{"output_type":"display_data","data":{"text/plain":["Text(value='qrcode', description='Filename:', placeholder='Enter filename')"],"application/vnd.jupyter.widget-view+json":{"version_major":2,"version_minor":0,"model_id":"1d2daf260c4446c282e98e528851b8cc"}},"metadata":{}},{"output_type":"display_data","data":{"text/plain":["Button(button_style='success', description='Download QR', icon='download', style=ButtonStyle(), tooltip='Downl…"],"application/vnd.jupyter.widget-view+json":{"version_major":2,"version_minor":0,"model_id":"ee87b693dfbf4c888c531f0815a05590"}},"metadata":{}},{"output_type":"display_data","data":{"text/plain":["<IPython.core.display.Javascript object>"],"application/javascript":["\n","    async function download(id, filename, size) {\n","      if (!google.colab.kernel.accessAllowed) {\n","        return;\n","      }\n","      const div = document.createElement('div');\n","      const label = document.createElement('label');\n","      label.textContent = `Downloading \"${filename}\": `;\n","      div.appendChild(label);\n","      const progress = document.createElement('progress');\n","      progress.max = size;\n","      div.appendChild(progress);\n","      document.body.appendChild(div);\n","\n","      const buffers = [];\n","      let downloaded = 0;\n","\n","      const channel = await google.colab.kernel.comms.open(id);\n","      // Send a message to notify the kernel that we're ready.\n","      channel.send({})\n","\n","      for await (const message of channel.messages) {\n","        // Send a message to notify the kernel that we're ready.\n","        channel.send({})\n","        if (message.buffers) {\n","          for (const buffer of message.buffers) {\n","            buffers.push(buffer);\n","            downloaded += buffer.byteLength;\n","            progress.value = downloaded;\n","          }\n","        }\n","      }\n","      const blob = new Blob(buffers, {type: 'application/binary'});\n","      const a = document.createElement('a');\n","      a.href = window.URL.createObjectURL(blob);\n","      a.download = filename;\n","      div.appendChild(a);\n","      a.click();\n","      div.remove();\n","    }\n","  "]},"metadata":{}},{"output_type":"display_data","data":{"text/plain":["<IPython.core.display.Javascript object>"],"application/javascript":["download(\"download_36973fa3-5899-40ca-8cb0-1855e7d957cc\", \"Sukh Kalale.png\", 700)"]},"metadata":{}},{"output_type":"display_data","data":{"text/plain":["<IPython.core.display.Javascript object>"],"application/javascript":["\n","    async function download(id, filename, size) {\n","      if (!google.colab.kernel.accessAllowed) {\n","        return;\n","      }\n","      const div = document.createElement('div');\n","      const label = document.createElement('label');\n","      label.textContent = `Downloading \"${filename}\": `;\n","      div.appendChild(label);\n","      const progress = document.createElement('progress');\n","      progress.max = size;\n","      div.appendChild(progress);\n","      document.body.appendChild(div);\n","\n","      const buffers = [];\n","      let downloaded = 0;\n","\n","      const channel = await google.colab.kernel.comms.open(id);\n","      // Send a message to notify the kernel that we're ready.\n","      channel.send({})\n","\n","      for await (const message of channel.messages) {\n","        // Send a message to notify the kernel that we're ready.\n","        channel.send({})\n","        if (message.buffers) {\n","          for (const buffer of message.buffers) {\n","            buffers.push(buffer);\n","            downloaded += buffer.byteLength;\n","            progress.value = downloaded;\n","          }\n","        }\n","      }\n","      const blob = new Blob(buffers, {type: 'application/binary'});\n","      const a = document.createElement('a');\n","      a.href = window.URL.createObjectURL(blob);\n","      a.download = filename;\n","      div.appendChild(a);\n","      a.click();\n","      div.remove();\n","    }\n","  "]},"metadata":{}},{"output_type":"display_data","data":{"text/plain":["<IPython.core.display.Javascript object>"],"application/javascript":["download(\"download_5edc5ad2-b50c-4832-90a4-125c029c8777\", \"Sukh Kalale 2.png\", 700)"]},"metadata":{}}]},{"cell_type":"markdown","source":["**Please Click This Below cell to flush your temporary memory**. ⬇"],"metadata":{"id":"dCe01oyyTGM9"}},{"source":["# Delete the temporary QR code image after download\n","qr_img_path = f\"/content/QR/{fn_input.value.strip()}.png\"\n","os.remove(qr_img_path)"],"cell_type":"code","metadata":{"id":"bkvrMJ2xQ5nm","executionInfo":{"status":"ok","timestamp":1718613466921,"user_tz":-330,"elapsed":481,"user":{"displayName":"devashish tambade","userId":"13606610029266124764"}}},"execution_count":80,"outputs":[]},{"cell_type":"markdown","source":["**In case you forgot Below Cell will Flush them in Bulk**"],"metadata":{"id":"MuLFNYseTkYP"}},{"source":["!rm -rf /content/QR/*"],"cell_type":"code","metadata":{"id":"vqag4z5LSzG4","executionInfo":{"status":"ok","timestamp":1718613474149,"user_tz":-330,"elapsed":501,"user":{"displayName":"devashish tambade","userId":"13606610029266124764"}}},"execution_count":81,"outputs":[]}]}