Update app.py

app.py

@@ -14,7 +14,7 @@ import matplotlib.pyplot as plt
 
 import io
 import streamlit as st
-
+from streamlit.server.server import Server
 
 
 
@@ -77,23 +77,25 @@ def attend():
     
     csv_writer = csv.writer(csv_file)
 
-
 @app.route('/at')
 def cam():
-    bytes_data=None
-    img_file_buffer=st.camera_input("Take a picture")
+    return render_template('attendance.html')
+
+def main():
+    server = Server.get_current()
+    img_file_buffer = server.uploaded_file_mgr.get_file('img_file_buffer')
+    bytes_data = None
     if img_file_buffer is not None:
-        
         test_image = Image.open(img_file_buffer)
         st.image(test_image, use_column_width=True)
         st.write(type(test_image))
         image = np.asarray(test_image)
-        gray = cv2.cvtColor(image,cv2.COLOR_BGR2GRAY)
+        gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
         st.image(cv2.cvtColor(image, cv2.COLOR_BGR2RGB))
         if bytes_data is None:
-             st.stop()
+            st.stop()
     
-        return render_template('attendance.html')
+    return render_template('attendance.html')