Update app

app.py

@@ -1,28 +1,58 @@
 # -*- encoding: utf-8 -*-
 # @Author: SWHL
 # @Contact: liekkaskono@163.com
-import streamlit as st
 
-from paddleocr_convert import PaddleOCRModelConvert
+import shutil
+from pathlib import Path
 
+import streamlit as st
+from paddleocr_convert import PaddleOCRModelConvert
 
 converter = PaddleOCRModelConvert()
 
-st.header("PaddleOCRModelConverter Online")
+st.markdown("<h1 style='text-align: center;'><a href='https://github.com/RapidAI/PaddleOCRModelConverter' style='text-decoration: none'>PaddleOCRModelConverter</a></h1>", unsafe_allow_html=True)
+st.markdown("""
+<p>
+    <a href=""><img src="https://img.shields.io/badge/Python->=3.7,<=3.10-aff.svg"></a>
+    <a href=""><img src="https://img.shields.io/badge/OS-Linux%2C%20Win%2C%20Mac-pink.svg"></a>
+    <a href="https://pypi.org/project/paddleocr_convert/"><img alt="PyPI" src="https://img.shields.io/pypi/v/paddleocr_convert"></a>
+    <a href="https://pepy.tech/project/paddleocr_convert"><img src="https://static.pepy.tech/personalized-badge/paddleocr_convert?period=total&units=abbreviation&left_color=grey&right_color=blue&left_text=Downloads"></a>
+    <a href='https://paddleocrmodelconverter.readthedocs.io/en/latest/?badge=latest'>
+        <img src='https://readthedocs.org/projects/paddleocrmodelconverter/badge/?version=latest' alt='Documentation Status' />
+    </a>
+</p>
+
+""", unsafe_allow_html=True)
 
+st.markdown('戳这里查看支持模型列表：[PaddleOCR Models](https://github.com/PaddlePaddle/PaddleOCR/blob/release/2.6/doc/doc_ch/models_list.md)')
 
-eg_url = 'https://paddleocr.bj.bcebos.com/PP-OCRv3/chinese/ch_PP-OCRv3_det_infer.tar'
-url = st.text_input('输入模型地址：', placeholder=eg_url)
+default_url = 'e.g. https://paddleocr.bj.bcebos.com/PP-OCRv3/chinese/ch_PP-OCRv3_rec_infer.tar'
+url = st.text_input('输入模型地址：', help=default_url)
 
-eg_txt_url = 'https://raw.githubusercontent.com/PaddlePaddle/PaddleOCR/release/2.6/ppocr/utils/dict/chinese_cht_dict.txt'
-txt_url = st.text_input('输入txt地址（文本识别模型时，必选）：', placeholder=eg_txt_url)
+default_txt_path = 'e.g. https://raw.githubusercontent.com/PaddlePaddle/PaddleOCR/release/2.6/ppocr/utils/ppocr_keys_v1.txt'
+txt_url = st.text_input('输入txt地址（文本识别模型时，必选）：', help=default_txt_path)
 
 save_dir = 'models'
-col1, col2 = st.columns(2)
-with col1:
-    is_convert = st.button('Convert')
-    if is_convert:
-        converter(url, save_dir, txt_path=txt_url)
-
-with col2:
-    is_download = st.download_button('Download', '')
+save_onnx_path = ''
+
+is_convert = st.button('Convert')
+if is_convert:
+    if not url or len(url) <= 0:
+        st.error('模型链接不能为空！')
+        st.stop()
+
+    if 'rec' in url and not txt_url:
+        st.error('识别模型对应字典不能为空')
+        st.stop()
+
+    save_onnx_path = converter(url, save_dir,
+                               txt_path=txt_url,
+                               is_del_raw=True)
+    st.success('转换成功，点击Download下载!', icon="✅")
+
+if save_onnx_path:
+    with open(save_onnx_path, 'rb') as file:
+        is_download = st.download_button('Download', data=file,
+                                         file_name=Path(save_onnx_path).name)
+        if is_download:
+            shutil.rmtree(str(Path(save_onnx_path).resolve().parent))