Auto Commit

main.py

 import streamlit as st
-from PIL import Image
 
-# Page Title
-st.title("合同签字系统")
+# 设置Streamlit应用程序的标题
+st.set_page_config(page_title="app name", layout="wide")
 
-# Upload File
-file_uploaded = st.file_uploader("上传你的合同文件", type=['pdf'])
+def page1():
+    if st.button("跳转page2"):
+        st.session_state.page = "page2"
+    st.write("page1")
 
-if file_uploaded is not None:
-    # Display Contract
-    st.write("你的合同文件：")
-    pdf_bytes = file_uploaded.read()
-    st.write(pdf_bytes)
-    
-    # Contract Signature
-    st.write("请在这里签字：")
-    signature_canvas = st_canvas(
-        fill_color='rgba(255, 165, 0, 0.3)',  # 颜色
-        stroke_width=5,  # 笔画粗细
-        stroke_color='rgb(255, 165, 0)',  # 笔画颜色
-        background_color='white',  # 背景颜色
-        height=200,  # 画布高度
-        width=None,  # 画布宽度（默认为100%，可自适应）
-        drawing_mode="freedraw",  # 笔画模式
-        key="signature_canvas",
-    )
-    
-    # Signature Save
-    if st.button("保存签名"):
-        image = Image.frombytes('RGB', signature_canvas.shape, signature_canvas.image_data)
-        image.save("signature.png")
-        st.write("签名已保存成功！")
+def page2():
+    if st.button("跳转page1"):
+        st.session_state.page = "page1"
+    st.write("Page 2")
+
+def main():
+    # 将 page 变量设置为 st.session_state 的一部分
+    if "page" not in st.session_state:
+        st.session_state.page = "page1"
+
+    if st.session_state.page == "page1":
+        page1()
+        st.experimental_rerun()
+    elif st.session_state.page == "page2":
+        page2()
+        st.experimental_rerun()
+
+if __name__ == '__main__':
+    main()