string based IO output

app.py

@@ -143,6 +143,18 @@ with st.sidebar:
     """)
     uploaded_files = st.file_uploader('Choose your .pdf file', type="pdf", accept_multiple_files=True)
     for uploaded_file in uploaded_files:
-        bytes_data = uploaded_file.read()
-        st.write("filename:", uploaded_file.name)
-        st.write(bytes_data)
+        # To read file as bytes:
+        # bytes_data = uploaded_file.getvalue()
+        # st.write(bytes_data)
+
+        # To convert to a string based IO:
+        stringio = StringIO(uploaded_file.getvalue().decode("utf-8"))
+        st.write(stringio)
+
+        # To read file as string:
+        # string_data = stringio.read()
+        # st.write(string_data)
+
+        # Can be used wherever a "file-like" object is accepted:
+        # dataframe = pd.read_csv(uploaded_file)
+        # st.write(dataframe)